The height from which the body was released to fall to the ground is found to be 28.04 m.
Explain about the term free fall?The term "freefall" in mechanics describes a situation that occurs when a particle is free to move in any position while still being affected by gravity. For instance, the gravitational field of the Sun does not prevent the planets from falling freely.The height of the free fall is found using equation of motion in straight line.
h = ut + 1/2gt²
initial velocity u = 0 m/s
h is the height of free fall.
g = 9.8 m/s²; acceleration due to gravity
time t = 2.391 s
Put the values:
h = 0*2.391 + 1/2*9.81*2.391²
h = 28.04
Thus, the height from which the body was released to fall to the ground is found to be 28.04 m.
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please answer this question!!
Answer:
Explanation:
difícil
how many pattern block hexagons would 2 trapezoids create
To make two hexagons out of pattern blocks, you need 12 trapezoids.
Explain about the term hexagons?A closed, two-dimensional polygon containing six sides is what is known as a hexagon. Six vertices and six angles make up a hexagon.
You need to utilize a total of 12 trapezoids to make two hexagons using pattern blocks. You will also need 2 hexagons to employ all twelve trapezoids because each hexagon has six trapezoids in it. Trapezoids can be arranged in a pattern with two triangles, 2 parallelograms, 2 rhombuses, and 2 trapezoids to create the two hexagons. These 12 trapezoids can be used to form two full hexagons.Thus,
You need 12 trapezoids to build two hexagons out of pattern blocks.Six trapezoids form each hexagon.Since you require two hexagons, a total of 12 trapezoids are required.To know more about the hexagons, here
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What speed will the charge have after accelerating through a potential difference equal to 4v?.
The speed of the charged particle q after accelerating through a potential difference of 4V is given by sqrt(8qV/m).
The kinetic energy gained by a charged particle q accelerated through a potential difference V is given by:
K = qV
If the potential difference is increased to 4V, the kinetic energy gained by the particle will be:
K' = q(4V) = 4qV
Since the particle starts from rest, all the energy gained is converted to kinetic energy. Therefore, equating K' to the kinetic energy of the particle, we get:
K' = 1/2 mv^2
where m is the mass of the particle and v is the final speed of the particle.
Equating the two equations, we get:
4qV = 1/2 mv^2
Solving for v, we get:
v = sqrt(8qV/m)
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The given question is incomplete, the complete question is:
Charge q is accelerated starting from rest up to speed v through the potential difference V. What speed will charge q have after accelerating through potential difference 4V?
the following diagrams all show the same star, but each shows a different planet orbiting the star. the diagrams are all scaled the same. (for example, you can think of the tick marks along the line that passes through the sun and connects the nearest and farthest points in the orbit as representing distance in astronomical units (au).) rank the planets from left to right based on their average orbital distance from the star, from longest to shortest. (distances are to scale, but planet and star sizes are not.)
Planets from left to right based on their average orbital distance from the star, from longest to shortest: Planet 3, Planet 1, Planet 2, Planet 4.
What is Planet?Planet is an Earth observation company that operates the world’s largest constellation of Earth-imaging satellites. The company’s satellites capture 3 million square kilometers of Earth’s landmass every day, providing daily global imagery and high-resolution data for analysis. Planet’s data and imagery are used by governments and private businesses in agriculture, conservation, disaster response, energy, finance, news media, and transportation.
Planet’s mission is to image the entire Earth every day and make global change visible, accessible, and actionable. The company’s technologies enable people to monitor and understand the changes taking place across our planet, from natural disasters to deforestation to the effects of climate change.
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Ants can carry food at a speed of 1 cm/s. How long will it take the ant to carry a cookie crumb a distance of 50 m from the kitchen table to the ant hill?.
5000 seconds, or almost 83.33 minutes time required by Ants to carry a cookie crumb a distance of 50 m from the kitchen table to the ant hill
As per the given information;
Speed = 1 cm/s = 0.01 m/s
Distance = 50 m
Here we have to find out the time required by Ants to carry a cookie crumb a distance of 50 m from the kitchen table to the ant hill.
As we know that:
Time = distance / speed
where distance denotes how far the ant must travel and
speed denotes how quickly it can transport the cookie crumbs.
By substituting the given values, we get:
Time = 50 m / 0.01 m/s
Time = 5000 s
Hence, The cookie crumbs will travel 50 metres from the kitchen table to the ant hill in 5000 seconds, or almost 83.33 minutes.
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hich of the following is a minimal sum-of-products (SOP) equation that implements the same logic as the equation f(a, b, c) = a(b + c') + ac a. f = ab + ac b. f = ab + ac' + be c. f=a d. f = b(a + d) e. f = a(b + b)(b + c)
The minimal SOP equation that implements the same logic as the given equation is f = ab + ac.
What is SOP?The sum of product (SOP) is a type of logic circuit used to represent a logical expression. It is also known as a canonical sum of products and is a type of canonical form. An SOP expression is composed of one or more product terms. Each product term is the logical AND of one or more literals and is separated from other product terms with a plus sign. The sum of product form of a logic expression is a sum of the product terms of the expression.
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A basketball player makes 39% of her shots from the free throw line. Suppose that each of her shots can be considered independent and that she takes 5 shots. Let x = the number of shots that she makes. What is the mean for x?.
The mean of the number of shot that she makes is 1.95
The probability of making a free throw is 0.39, and the probability of missing a free throw is 0.61 (1 - 0.39). Since each shot is independent, we can use the binomial distribution to calculate the probability of making x shots out of 5.
Consider p is the probability of success in each trials
The equation to calculate the mean of a binomial distribution is:
mean = n × p
where n is the number of trials
In this case, n = 5 and p = 0.39, so:
mean = n × p = 5 × 0.39 = 1.95
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Not keeping accurate records of experimental observations is that a morality statement
While it may not be a moral issue per se, failing to maintain accurate records can be seen as a breach of scientific ethics, as it undermines the principles of transparency, reproducibility, and accountability that are essential to the scientific enterprise.
What is Molarity?
Molarity is a unit of concentration used in chemistry, which is defined as the number of moles of a solute per liter of solution. It is denoted by the symbol "M" and has units of moles per liter (mol/L).
Not keeping accurate records of experimental observations is not a morality statement, but it is a statement about scientific integrity and professionalism. Keeping accurate records is a fundamental aspect of the scientific process, and failing to do so can have serious consequences for the credibility of the research.
Inaccurate or incomplete records can lead to errors in data analysis, misunderstandings about the experimental design, and difficulties in reproducing the experiment. These issues can undermine the validity of the research and can make it difficult for other researchers to build on the findings.
Therefore, it is important for scientists to maintain accurate and detailed records of their experiments, including descriptions of the materials and methods used, observations made during the experiment, and any calculations or analyses performed. This information should be recorded in a systematic and organized manner, and should be easily accessible to other researchers in the field.
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Give the SI base unit of each of these quantities Enter the abbreviation rather than the name of the unit: time: mass: Kg length:m
Time: s (second)
Mass: kg (kilogram)
Length: m (meter)
What are the SI units?The SI units (International System of Units) are a standard system of measurement used in science, engineering, and many other fields. They provide a universal language for expressing and comparing measurements. The SI units are based on seven fundamental physical quantities, and each of these quantities is associated with a specific base unit, which is defined independently of any other unit.
Seven base units of the SI system are:
Length: meter (m)
Mass: kilogram (kg)
Time: second (s)
Electric current: ampere (A)
Temperature: kelvin (K)
Amount of substance: mole (mol)
Luminous intensity: candela (cd)
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Seventy-one percent of the Earth is saltwater. Solve for the depth of the Pacific Ocean with pressure 3X atmospheric pressure. (Assume STP.)
The depth of the Pacific Ocean with a pressure three times the atmospheric pressure is 30.98 meters.
What is pressure?The pressure is defined as the normal force applied on the surface. The pressure is the ratio of the normal force to the area of the applied surface.
Given that for the depth of the Pacific Ocean with pressure 3X atmospheric pressure.
The depth of water will be calculated by the formula from the concept of Hydrostatic pressure is,
P = ρ x g x h
The pressure is three times the atmospheric pressure,
P = 3 Patm
The depth will be calculated as:-
3Patm = 1000 x 9.81 x h
h = ( 3 x 101325 ) / ( 9810 )
h = 30.98 meters
The depth of the Pacific Ocean with pressure three times atmospheric pressure will be 30.98 meters.
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What force is required to accelerate a 10kg object at 5m/s²? (Force = mass x acceleration)
Answer:
Force = 50 N
Explanation:
Force = 50 N
Formula: Force = mass x acceleration
Answer: Force = 10kg x 5m/s²
Force = 50 N
A horizontal pipe of diameter 0.842 m has a smooth constriction to a section of diameter 0.5052 m . The density of oil flowing in the pipe is 821 kg/m3. If the pressure in the pipe is 7370 N/m2 and in the constricted section is 5527.5 N/m2, what is the rate at which oil is flowing?
We can use Bernoulli's equation to solve this problem, which states that the total pressure at any point in a fluid flow system is the sum of the static pressure and the dynamic pressure. The equation can be written as:
P1 + (1/2)ρv1^2 = P2 + (1/2)ρv2^2
where P is the pressure, ρ is the density, and v is the velocity of the fluid at two different points in the flow.
We can assume that the fluid is incompressible, so the mass flow rate (m_dot) is constant throughout the pipe. The mass flow rate is given by:
m_dot = ρA1v1 = ρA2v2
where A is the cross-sectional area of the pipe at two different points in the flow.
We can use the above equations to solve for the rate at which oil is flowing:
From Bernoulli's equation:
P1 + (1/2)ρv1^2 = P2 + (1/2)ρv2^2
Substituting the given values:
7370 N/m2 + (1/2)821 kg/m3v1^2 = 5527.5 N/m2 + (1/2)821 kg/m3v2^2
From the continuity equation:
A1v1 = A2v2
Substituting the given values:
(π/4)(0.842 m)^2v1 = (π/4)(0.5052 m)^2v2
Simplifying, we get:
v2 = (0.842/0.5052)^2v1 = 2.628v1
Substituting v2 into Bernoulli's equation and simplifying, we get:
v1 = 6.08 m/s
Substituting v1 into the continuity equation and simplifying, we get:
m_dot = ρA1v1 = 177.4 kg/s
Therefore, the rate at which oil is flowing is 177.4 kg/s.
A cone and a cylinder have the same radius and height. The volume of the cone is 100 cubic feet. What is the volume of the cylinder?.
The volume of the cylinder is equal to that of the cone since they have the same radius and height. The volume of the cylinder is 100 cubic feet, the same as the volume of the cone.
What is Volume?Volume is a measure of space occupied by an object or substance. It is a three-dimensional measure and is represented by the symbol 'V'. Volume is measured in units such as cubic metres (m3), cubic centimetres (cm3), litres (L) and millilitres (mL). Volume can be measured using a variety of different tools, such as rulers, measuring cylinders, graduated cylinders, beakers, pipettes, and volumetric flasks. Volume is an important concept in many fields, such as physics, chemistry, engineering, and mathematics.
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reposting this question
jacob is kayaking across the chattooga river at a velocity of 2.5 m/s east. the river current today is 6 m/s south. find is velocity and direction,
Upon crossing the Chattooga River, the Jacob's last speed was measured at 6.5 m/s, with the direction of travel being to the south-east.
Describe the resulting velocity vector in detail.The overall vector velocity of an object is in fact the sum of its individual vector velocities.The sum of the vector forces exerted on an object are represented by the scalar product of its mass and acceleration vector.We measure two perpendicular velocities due to the kayaker and the river: 2.5 m/s downstream inside a southerly direction and 6 m/s across the river in such an easterly direction.
The Pythagorean Theorem makes the following predictions about the amount of a resultant velocity:
v = √(2.5)² + (6)²
v = √42.25
v = 6.5 m/s
The direction that results will be south-east.
As a result, the Jacob's final speed when it crosses the Chattooga River is determined to be 6.5 m/s, with the direction of travel being south-east.
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Oppositely charged parallel plates are separated by 6.04 mm. A potential difference of 600 V exists between the plates. (a) What is the magnitude of the electric field between the plates? 99337.74N /C (b) What is the magnitude of the force on an electron between the plates? 1.58e-14 N (c) How much work must be done on the electron to move it to the negative plate if it is initially positioned 2.84 mm from the positive plate? 4.49e-13
Answer:
which of these is a meneral?
The notes produced by a violin range in frequency from approximately 196Hz to 2637 Hz. Find the possible range of wavelengths in air produced by this instrument when the speed of sound in air is 340 m/s
Answer: low = 1.73 m and high = 0.129 m
Explanation: All you have to do is use the formula (Wavelength = Velocity/Frequency. Which would be 340m/s divided by 196 Hz and then 340m/s divided by 2637Hz.
The wavelength of a wave is its speed divided by frequency. The wavelength corresponds to the lower frequency of 196 Hz is 1.73 m and that for 2637 Hz is 0.12 m. Hence the wavelength range is 1.73 m to 0.12 m.
What is frequency ?Frequency of a wave is the number of wave cycles per unit time. It is the inverse of the time period. Thus, its unit is s⁻¹ which is equal to Hz. Frequency of a wave is inversely proportional to the wavelength.
The relation between speed and frequency with wavelength of the wave is given by,
c = νλ
Given frequency ν1 = 196 Hz.
speed of sound wave c = 340 m/s
then, wavelength at this frequency λ1 = 340 m/s / 196 Hz = 1.73 m.
For a frequency ν2 = 2637 Hz.
λ2 = 340 m/s/ 2637 Hz = 0.12 m.
Therefore, the range of wavelength of the notes from the violin will be in between 1.73 m to 0.12 m.
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According to newton's third law of motion, when one object exerts a force on a second object, what are the forces? question 16 options: opposite in magnitude and equal in direction equal in magnitude and opposite in direction opposite in magnitude and opposite in direction equal in magnitude and equal in direction.
According to Newtons third law of motion when one object exerts a force on a second object, then true statement about the force is option (D) They are equal in magnitude and opposite in direction
Newton's third law of motion states that for every action, there is an equal and opposite reaction. This means that when one object exerts a force on a second object, the second object exerts an equal and opposite force on the first object. This law applies to any two objects that interact with each other, and the forces they exert on each other always have the same magnitude but act in opposite directions.
To understand this law, let's consider an example of a person pushing a wall. When a person pushes a wall, the person exerts a force on the wall, but the wall also exerts an equal and opposite force on the person. The force that the wall exerts on the person is equal magnitude but opposite in direction to the force that the person exerts on the wall. As a result, the person feels a force pushing back on them, which is why they cannot push the wall over.
Therefore, the correct option is (D) They are equal in magnitude and opposite in direction
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What is viscosity ? explain with an example !
Answer:
Viscosity is the state of being thick, sticky, and semifluid, because of friction. A example is honey or syrup.
the volume of a cylinder is given by (pi)r^2h where r is the radius of the cylinder and h is the height. which expression represents the volume of this can? 3(pi)x^23
Answer:
Explanation:
The volume of a cylinder is given by the formula V = (pi)r^2h, where V is the volume, r is the radius, and h is the height. To represent the volume of a cylinder with a specific radius and height, we would substitute those values into the formula.
For example, if the radius of a cylinder is 4 cm and the height is 10 cm, the volume can be calculated as:
V = (pi)(4 cm)^2(10 cm) = 160(pi) cubic centimeters
For a system in simple harmonic motion, which of the following is the time required to complete a cycle of motion?
(a) Amplitude
(b) Period
(c) Frequency
(d) Revolution.
The period of a system in simple harmonic motion is the time required to complete a single cycle of motion.
What is harmonic motion?Harmonic motion is a type of motion that is periodic and repetitive. It is characterized by motion in a single plane and can be described as a sinusoidal wave. This type of motion is most commonly encountered in oscillatory systems, such as springs, pendulums, and electrical circuits. The motion is caused by a restoring force that pushes the system back to its equilibrium position when it has been displaced. The restoring force causes the system to oscillate between two points, which are known as the equilibrium points.
The amplitude, frequency, and revolution are all related to the period, but they do not directly refer to the amount of time required to complete a cycle.
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Melody and her mom beth both have similar fitness lifestyles. Both complete body mass index (bmi) measurements, along with skinfold caliper measurements. They are both found to have the same bmi, but beth's skinfold caliper shows a slightly higher amount of total body fat. This is likely because.
They are both found to have the same BMI, but Beth's skinfold caliper shows a slightly higher amount of total body fat. This is likely because She is older. The correct option is B.
What is a good BMI for a woman?For the majority of women, a BMI of 18.5-24.9 is regarded as normal or healthy. Although BMI can be used as a screening tool by healthcare providers, they shouldn't use it to determine a person's body fat percentage or overall health ( 32 ). Do not forget that health is so much more than body weight or composition.
How can I determine my BMI in kilogrammes?BMI is calculated using the metric system, which divides weight in kilogrammes by height in metres squared. As height is often measured in millimetres, a different calculating procedure can be employed. It involves dividing the weight in kilogrammes by the square of the height in centimetres, then multiplying the result by 10,000.
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The complete question is -
Melody and her mom Beth both have similar fitness lifestyles. Both complete body mass index (bmi) measurements, along with skinfold caliper measurements. They are both found to have the same bmi, but beth's skinfold caliper shows a slightly higher amount of total body fat. This is likely because
A-She is more athletic
B-She is older
C-She is taller
D-She measured incorrectly
A 50 g marble moving at 2. 0 m/s strikes a 20 g marble at rest. What is the speed of each marble immediately after the collision?.
The speed of the first marble is 4.0 m/s, and the speed of the second marble is -8.0 m/s.
The collision between the two marbles can be modelled as an elastic collision, meaning that the total kinetic energy of the two marbles remains the same before and after the collision.
We can use the conservation of momentum to calculate the final velocities of both marbles.
The system's starting momentum is determined by:
[tex]P_initial = m_1v_1 + m_2v_2\\= (50 g)(2.0 m/s) + (20 g)(0 m/s)\\= 100 gm/s[/tex]
Following the collision, the system's final momentum is given by:
[tex]P_final = m_1v_1' + m_2v_2'[/tex]
We can solve for the final velocities using the above equation and the fact that the total momentum of the system remains the same.
[tex]P_final = P_initial \\m_1v_1' + m_2v_2' = m_1v_1 + m_2v_2[/tex]
Rearranging the equation will allow us to find [tex]v_1'[/tex]:
[tex]v_1' =\frac{ (m_2v_2 + (m_1v_1 - m_2v_2)) }{m_1 }\\= {(20 g)(0 m/s) + (50 g)(2.0 m/s - 0 m/s)) }{ (50 g) }\\= 4.0 m/s[/tex]
Similarly, we can solve for [tex]v_2'[/tex]:
[tex]v_2' = \frac{(m_1v_1 + (m_2v_2 - m_1v_1)) }{m_2 } \\ = \frac{50 g)(2.0 m/s - (50 g)(2.0 m/s)) }{ (20 g) }\\= -8.0 m/s[/tex]
Therefore, the speed of the first marble is 4.0 m/s, and the speed of the second marble is -8.0 m/s.
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For lunch you and your friends decide to stop at the nearest deli and have a sandwich made fresh for you with 0. 100 kg of turkey. The slices of turkey are weighed on a plate of mass 0. 400 kg placed atop a vertical spring of negligible mass and force constant of 200 n/m. The slices of turkey are dropped on the plate all at the same time from a height of 0. 250 m. They make a totally inelastic collision with the plate and set the scale into vertical simple harmonic motion (shm). You may assume that the collision time is extremely small.
The amplitude of oscillations A of the scale after the slices of turkey land on the plate is approximately 0.0159 meters.
When the slices of turkey are dropped on the plate, the total initial momentum is:
p = m × v
where m is the total mass of the turkey and v is the initial velocity of the turkey. Since the turkey is dropped from rest, v = 0, and the initial momentum is also zero.
When the turkey lands on the plate, it makes a totally inelastic collision, which means that the turkey and the plate stick together and move as one object. The final momentum of the turkey and the plate is therefore:
p' = (m + M) × V
where M is the mass of the plate, V is the velocity of the turkey and the plate together after the collision.
Since momentum is conserved in the collision, we have:
p = p'
which gives:
m × v = (m + M) × V
Solving for V, we get:
V = (m × v) / (m + M)
The kinetic energy of the turkey just before it lands on the plate is:
K = (1/2) × m × v^2
After the collision, the turkey and the plate are moving together, so their kinetic energy is:
K' = (1/2) × (m + M) × V^2
The difference between the initial and final kinetic energies is converted into potential energy of the spring, which is given by:
U = (1/2) × k × A^2
where k is the force constant of the spring and A is the amplitude of the oscillations.
Using conservation of energy, we have:
K - K' = U
Substituting the expressions for K, K', and V, and solving for A, we get:
A = sqrt[(m × g / k) × ((m + M) / (m^2 + 2 × m × M + M^2))]
Substituting the given values, we get:
A = sqrt[(0.100kg × 9.81m/s^2 / 200N/m) × ((0.100kg + 0.400kg) / (0.100kg^2 + 2 × 0.100kg × 0.400kg + 0.400kg^2))]
A = 0.0159m
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The given question is incomplete, the complete question is :
For lunch you and your friends decide to stop at the nearest deli and have a sandwich made fresh for you with 0.100kg{\rm kg} of turkey. The slices of turkey are weighed on a plate of mass 0.400kg{\rm kg} placed atop a vertical spring of negligible mass and force constant of 200N/m{\rm N/m} . The slices of turkey are dropped on the plate all at the same time from a height of 0.250m{\rm m} . They make a totally inelastic collision with the plate and set the scale into vertical simple harmonic motion (SHM). You may assume that the collision time is extremely small.
What is the amplitude of oscillations A of the scale after the slices of turkey land on the plate?
Suppose there are two independent economic factors, M1 and M2. The risk-free rate is 6%, and all stocks have independent firm-specific components with a standard deviation of 54%. Portfolios A and B are both well diversified.Portfolio Beta on M1 Beta on M2 Expected Return (%)A 1.7 2.0 33B 1.9 -0.8 14What is the expected return–beta relationship in this economy? (Do not round intermediate calculations. Round your answers to 2 decimal places.)Expected return–beta relationship E(rP) =__ % + ___ βP1 + ___ βP2
Answer:
37%
Explanation:
the % sigh isn't needed only if you need it for the assignment.
What is the mass of balsa wood wing with these dimensions: 26. 9 cm x 5. 5 cm x 0. 15 cm?.
The mass of the balsa wood wing with the given dimensions is approximately 0.00333 kg
To calculate the mass of the balsa wood wing, we need to know the density of balsa wood. The density of balsa wood can vary depending on the specific type of balsa wood, but a typical range is around 100 to 200 kg/m³.
Let's assume the density of the balsa wood is 150 kg/m³, which is a common value for medium-density balsa wood.
First, let's convert the dimensions of the wing from centimeters to meters:
Length = 26.9 cm = 0.269 m
Width = 5.5 cm = 0.055 m
Thickness = 0.15 cm = 0.0015 m
The volume of the wing can be calculated by multiplying the length, width, and thickness:
Volume = Length x Width x Thickness
= 0.269 m x 0.055 m x 0.0015 m
= 0.0000222 m³
The mass of the wing can then be calculated by multiplying the volume by the density:
Mass = Volume x Density = 0.0000222 m³ x 150 kg/m³ = 0.00333 kg
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What is the power consumed across AB?
The power consumed across AB would be 4W.
What Is a Resistor?A passive electrical component called a resistor prevents the flow of electric current by introducing resistance. They are prevalent in practically all electrical networks and electronic circuits. Ohms () are used to measure resistance. An ohm is the resistance that develops when a resistor has a one-volt (V) drop between its terminals and a one-ampere (A) current flows through it.
Five resistors in total are positioned at various points in the terminal AB in the preceding diagram. We must now determine the five resistors' equivalent resistance.
Let's split it into two sections. Two resistors make up the part below and three resistors make up the part above.
Now, we must determine the part's actual resistance.
Req=(r1r2/ r1+r2)×r3 * (r1r2/ r1+r2+r3)⇒Req=7×721∴Req=7/3
The obtained resistance is then parallel to the below traitor and in series with the neighboring resistor.
The net effective resistance will therefore be b,
Req=7/3+7=28/3\s⇒Reff=28/3×7/49/3∴Reff=4Ω
As a result, the power through terminal AB will be as follows:
P=1×4=4W.
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What is the relationship between a substance’s thermal energy and its kinetic energy? There is no relationship between a substance’s thermal energy and kinetic energy.
There is no relationship between a substance’s thermal energy and kinetic energy.
As the substance’s thermal energy increases, the kinetic energy of its particles increases, and vice versa.
As the substance’s thermal energy increases, the kinetic energy of its particles increases, and vice versa.
As the substance’s thermal energy increases, the kinetic energy of its particles decreases, and vice versa.
As the substance’s thermal energy increases, the kinetic energy of its particles decreases, and vice versa.
A substance’s thermal energy is the same as its kinetic energy.
As the substance's thermal energy increases, the kinetic energy of its particles increases, and vice versa.
What is kinetic energy?The kinetic energy of an object increases as its mass or velocity increases. For example, a heavy object moving at a high speed has more kinetic energy than a lighter object moving at a lower speed. Additionally, the direction of an object's motion is not relevant to its kinetic energy, as long as it is moving. Kinetic energy is a scalar quantity, meaning that it has only magnitude and no direction. It is also a form of mechanical energy, which is energy that is associated with the motion or position of an object. Other forms of mechanical energy include potential energy, which is energy that an object possesses due to its position or configuration, and thermal energy, which is the energy associated with the motion of particles within a substance.
Here,
Thermal energy is a form of energy associated with the motion of particles in a substance. Specifically, thermal energy is the sum of the kinetic energies of the particles in a substance. So, as the temperature of a substance increases, the average kinetic energy of its particles also increases. This means that the particles move faster and have greater kinetic energy. Therefore, there is a direct relationship between a substance's thermal energy and its kinetic energy. If the substance's thermal energy increases, its particles will have more kinetic energy and will move faster. Conversely, if the substance's thermal energy decreases, its particles will have less kinetic energy and will move more slowly.
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Answers:
Question 1: As the substance’s thermal energy increases, the kinetic energy of its particles increases, and vice versa.
Question 2: Its molecules move around more quickly, so there is more space between them, making it less dense than the air above it.
Question 3: Warmer sauce at the bottom of the pot is less dense, so it rises, forcing cooler sauce down, where it is warmed.
Question 4: Hot soup warms the bowl where it sits.
Question 5: transfer of thermal energy through infrared waves
Explanation:
i just did the quick check
Which of the following is a remnant (a leftover) of a supernove?
Neutron Star
Brown Hole
Red Giant
White Dwarf
The neutron star is the remnant (a leftover) of a supernove
What is meant by the remnant (a leftover) of a supernovaThe remnant of a supernova is a compact object that remains after a massive star has exploded. The three common types of remnants are neutron stars, black holes, and white dwarfs.
The remnant of a supernova is the material that is left behind after a massive star undergoes a catastrophic explosion at the end of its life. When a star runs out of fuel, it can no longer generate the heat and pressure needed to counteract the force of gravity, causing it to collapse in on itself. This collapse can trigger a powerful explosion that sends most of the star's material out into space. Therefore, the answer is "Neutron Star".
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9. A .1-kg hockey puck traveling 7 m/s at 42 degrees collides with another hockey puck of the same mass that is traveling 5 m/s at 120 degrees. Afterwards, the first puck moves at 6 m/s at an angle of 130 degrees. What is the speed and direction of the second puck after the collision?
two objects colliding inelastically in one dimension. Kinetic friction is not conserved, but momentum is. (a) Two equal-mass objects initially move in the same direction.
What does physics mean when it refers to friction?
The force preventing sliding against one another of hard substrates, fluid sheets, and material components is known as friction. There are various kinds of friction: ... Friction between two surfaces causes kinetic energy from moving surfaces to be converted into infrared radiation
What does kinetic friction look like?
In the case of static friction or kinetic friction, the force of tension is always applied to counteract actual or potential movement between the contacting materials. A bent stone sliding all along ice, for instance, encounters a kinetic force that slows it down.
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What is the continuity equation for current density?
The equation ρ A v = constant, proves the law of conservation of mass in fluid dynamics. Also, if the fluid is incompressible, the density will remain consistent for consistent flow. So, ρ1 =ρ2.
What is the continuity of the current?Continuity is the presence of a entire course for present day flow. A closed change that is operational, for example, has continuity. A continuity check is a quick take a look at to see if a circuit is open or closed. Only a closed, entire circuit (one that is switched ON) has continuity.
What is the continuity equation MCAT?The equation of continuity works underneath the assumption that the float in will equal the drift out. This can be useful to clear up for many properties of the fluid and its motion: Q1 = Q2. This can be expressed in many ways, for example: A1∗v1=A2∗v2. The equation of continuity applies to any incompressible fluid.
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