The correct statements from the list are:
Low-density hot gases produce emission spectra.
Emission spectra have dark lines.
The size of an electron's orbit depends on its energy.
Electrons will move to higher orbits when an atom absorbs enough energy.
Hot solids emit continuous spectra.
What is an Absorption spectrum?An absorption spectrum is a pattern of dark lines or gaps in a continuous spectrum that is produced when light passes through a cooler gas or a cloud of gas. This pattern is caused by the gas absorbing certain wavelengths of light from the continuous spectrum.
Each element or molecule has a unique absorption spectrum, as they absorb different wavelengths of light based on the energy levels of their electrons. The absorption spectrum can be used to identify the presence of certain elements or molecules in a sample, as well as to study the physical and chemical properties of the gas.
To know more about absorption spectrum, visit:
https://brainly.com/question/14282264
#SPJ1
according to the environment-industry-organization fit model, cell 2 represents which of these environments? a) simple-stable environment. b) complex-stable environment. c) simple-unstable environment. d) complex-unstable environment. e) none of these.
According to the environment-industry-organization fit model, cell 2 represents a complex-stable environment. So option b. is the correct answer.
Industry and organizational leaders monitor environments to determine, foresee, and manage trends, problems, and possibilities that their organizations and industries face. Environments have an enormous number of external elements, and elements are distinct where elements stay the same or change slowly. Stability refers to the rate at which modification occurs. In a stable environment, the transition is slow. A dynamic environment is transforming rapidly. In the environment industry organization model, cell 2 just means the complex stable environment.
To learn more about the environment-industry-organization fit model visit here:
https://brainly.com/question/30788175
#SPJ4
how to convert 27 degrees c to f?
The temperature can be converted by first multiplying 27 by 9 over 5. Then, to get 80.6 degrees Fahrenheit, multiply 32 by 48.6.
The temperature scale known as the Fahrenheit scale was derived from one that physicist Daniel Gabriel Fahrenheit suggested in 1724. The unit is the degree Fahrenheit.
On the Celsius scale, one of the two temperature scales used in the International System of Units (the other being the Kelvin scale), the unit of temperature is the degree Celsius.
Fahrenheit was an early developer of the thermometer as we know it, thus he naturally needed to mark out different temperatures on them. He created the scale that is today known as Fahrenheit.
To learn moore about Fahrenheit please visit
https://brainly.com/question/516840
#SPJ4
if we are using a reference voltage of 5v and analogread() returns a value of 708, what is the corresponding voltage? round your answer to the nearest tenth of a volt.
If we are using a reference voltage of 5 volts and analogread() gives a value of 708, then 3.5 is the appropriate voltage.
A voltage simple definition is what?When charged electrons (current) are forced through a conducting loop by the pressure of an electrical circuit's power source, they may perform tasks like lighting a lamp. In a nutshell, voltage equals pressure and is expressed in volts (V).
What does voltage mean?Volt. The derived unit for electric potential, voltage, and electromotive force is the volt (symbol: V). The Italian physicist Alessandro Volta (1745–1827), who created the voltaic pile, arguably the first chemical battery, is honored by having his name attached to the volt.
To know more about voltage visit:
https://brainly.com/question/13521443
#SPJ1
how to find the velocity
To find velocity, you need to divide the distance traveled and the time it took to travel that distance.
Velocity is a vector quantity that indicates the rate of change of an object's position in a given direction. It is calculated by dividing the change in position of an object by the time interval over which the change occurred.
The formula for velocity is,
velocity = distance / time
For example, if a car traveled 100 meters in 10 seconds, the velocity would be,
velocity = 100 meters / 10 seconds
velocity = 10 meters per second
To know more about the velocity, here
brainly.com/question/13639113
#SPJ4
QuestionThree charges each of magnitude qare placed at the corners of an equilateral triangle, the electrostatic force on the charge placed at the center is (each side of triangle is L)DiagramAZeroB14πϵ0q2L2C14πϵ03q2L2D112πϵ0q2L2
The electrostatic force on the charge placed at the center of an equilateral triangle with three charges each of magnitude q is zero due to symmetry.
The electrostatic force on the charge placed at the center of an equilateral triangle with three charges each of magnitude q can be calculated using Coulomb's law. Coulomb's law states that the electrostatic force between two charges is directly proportional to the product of the charges and inversely proportional to the square of the distance between them.
In this case, the distance between the charge at the center and each of the three charges at the corners of the triangle is [tex]L/\sqrt{3}[/tex] (since the triangle is equilateral). Therefore, the electrostatic force on the center charge due to one of the charges at the corner of the triangle is:
[tex]F = k*q*q/(L/\sqrt{3} )^2[/tex]
k: Coulomb constant (1/4πϵ0).
Since there are three charges at the corners of the triangle, the total force on the center charge is the vector sum of the forces due to each of the three charges.
By using vector addition and the fact that the forces are all equal in magnitude and are separated by angles of 120 degrees, the total electrostatic force on the center charge can be calculated to be:
Ftotal = 0
Learn more about electrostatic force here:
https://brainly.com/question/9774180
#SPJ4
High-frequency signals are often transmitted along a coaxial cable, such as the one shown in the figure (Figure 1) . For example, the cable TV hookup coming into your home is a coaxial cable. The signal is carried on a wire of radius R1 while the outer conductor of radius R2 is grounded (i.e., at V=0V). An insulating material fills the space between them, and an insulating plastic coating goes around the outside.1) Find an expression for the capacitance per meter of a coaxial cable. Assume that the insulating material between the cylinders is air.Express your answer in terms of the given quantities and constants ? and ?0.2) Evaluate the capacitance per meter of a cable havingR1=0.20mm and R2=4.3mm.Express your answer using two significant figures.
The capacitance per meter of a cable having R₁=0.20 mm and R₂=4.3 mm is 2.2 pF/m (using two significant figures).
What is Capacitance?
Capacitance is a property of an electrical circuit that describes its ability to store electrical charge. It is defined as the ratio of the amount of electric charge stored in a capacitor to the voltage applied across it. The unit of capacitance is the farad (F), which is defined as the amount of capacitance that stores one coulomb of charge when one volt is applied across it.
The capacitance per meter of a coaxial cable can be found using the formula:
C = (2πε₀/ln(R₂/R₁)) * (1/d)
where ε₀ is the permittivity of free space [tex]\mathrm{ (8.85 \times 10^{-12} F/m)}[/tex] , ln is the natural logarithm, R₁ is the radius of the inner wire, R₂ is the radius of the outer conductor, and d is the distance between the two conductors.
Since air is the insulating material between the cylinders, we can assume that its relative permittivity is equal to 1. Therefore, the capacitance per meter of a coaxial cable becomes:
C = (2πε₀/ln(R₂/R₁))
Substituting the given values of R₁ and R₂, we get:
C = (2πε₀/ln(4.3 mm/0.20 mm)) = 2.2 pF/m
Therefore, the capacitance per meter of a cable having R₁=0.20 mm and R₂=4.3 mm is 2.2 pF/m (using two significant figures).
Learn more about Capacitance from given link
https://brainly.com/question/27393410
#SPJ1
FILL IN THE BLANK. electrical devices that produce arcs when installed in volatile environments are sealed in special enclosures to prevent _____.
Electrical devices that produce arcs when installed in volatile environments are sealed in special enclosures to prevent explosions.
Electrical devices that produce arcs, such as switches, relays, and circuit breakers, generate a high amount of heat and electromagnetic energy. When installed in volatile environments, such as areas with flammable gases or liquids, the arcs generated by these devices can ignite the surrounding environment, leading to fires or explosions. To prevent this from happening, these devices are sealed in special enclosures that prevent the release of sparks or hot gases into the environment. These enclosures are designed to contain any potential explosions or fires within the enclosure, protecting the surrounding area from any harm.
To know more about Electrical devices, here
brainly.com/question/2538188
#SPJ4
The image below shows a force of 10 N being applied to an object. The force is being applied toward the right, and the object is accelerating toward the right. No other force is acting on the object. Examine the image, and then answer the question that follows.
A second force of 13 N is applied to the object. If this second force is applied toward the left while the first force is being applied toward the right, which of the following will occur?
A.
The object will immediately begin moving toward the left.
B.
The object will continue moving toward the right at the same speed.
C.
The object will continue accelerating toward the right.
D.
The object will immediately accelerate toward the left.
Answer:
the answer is A, the object will immediately begin moving toward the left.
by how many orders of magnitude does density vary for metals
The density of metals can vary by orders of magnitude, meaning the difference between the densest and least dense metals can be multiple times greater than the difference between the densest and least dense other materials.
For example, the densest metal is osmium, which has a density of 22.6 g/cm3. The least dense metal is lithium, which has a density of 0.53 g/cm3. The difference between these two metals is approximately 42 times greater than the difference between the densest and least dense non-metals. The density of metals also varies based on their atomic structure, with heavier atoms having a greater density than lighter atoms. Additionally, the density of metals can be affected by temperature, with higher temperatures leading to lower densities.
To know more about density please refer:
https://brainly.com/question/6329108
#SPJ4
how to convert lbf to n
To convert pounds-force (lbf) to newtons (N), you can use the conversion factor: 1 lbf = 4.4482 N
LBF stands for "pounds-force," which is a unit of force commonly used in the United States and other countries that still use the Imperial system of units.
A pound-force is defined as the force required to accelerate a mass of one pound at a rate of 32.174 feet per second squared (ft/s²) in a gravitational field. This means that the weight of an object in pounds can be converted to pounds-force by multiplying it by 32.174 ft/s², which is the acceleration due to gravity at the Earth's surface.
The pound-force is related to the metric unit of force, the newton (N), through the conversion factor of 1 pound-force = 4.4482 newtons. This means that one pound-force is equivalent to 4.4482 newtons of force.
This means that one pound-force is equivalent to 4.4482 newtons of force. To convert from pounds-force to newtons, multiply the value in pounds-force by the conversion factor of 4.4482. For example, to convert 10 pounds-force to newtons:
10 lbf = 10 x 4.4482 N
10 lbf = 44.482 N
To know more about pounds here
https://brainly.com/question/29719951
#SPJ4
is linear momentum conserved
Linear momentum is conserved if the total momentum of a system before and after an interaction or collision remains the same.
Linear momentum is conserved if the total momentum of a closed system remains constant over time. If the total momentum is the same in both the initial and final states, then the linear momentum is conserved. This is known as the law of conservation of linear momentum.
The conservation of linear momentum is applicable to all systems where no external forces are acting on the system. External forces may include friction, air resistance, or other forms of resistance. Therefore, it's important to consider all the forces acting on the system before determining if linear momentum is conserved.
To know more about the linear momentum, here
brainly.com/question/27988315
#SPJ4
--The complete question is, How do you know if linear momentum is conserved?--
CHALLENGE A stationary billiard ball with mass 0.17 kg is
struck by an identical ball moving 4.0 m/s. Afterwards, the
second ball moves 60.0° to the left of its original direc-
tion. The stationary ball moves 30.0° to the right of the
moving ball's original direction. What is the velocity of
each ball after the collision?
After even a collision, each ball's velocity throughout the given equation is 0.52 m/s.
What is called a collision?
During physics, collision, which is also known as impact, is the abrupt, powerful coming together in close proximity of two bodies, such as two pool cues, a golf club as well as a ball, a hammering and a nail, two railcars when linked, or a tumbling object as well as a floor.
Thus, let u be the starting velocity & v be the ending velocity.
Then, m1 u1+ m2 u2 = m1 v1 + m1 v2
m1 = 0.17 kg
u1 = 4 m/s
m2 = 0.17 kg
u2 = 0
following initial momentum = 0.17 × 4 m/s + 0 = 0.68 kg m/s
v1 = 3.5 m/s
0.68 kg/s = (0.17 3.5 m/s) plus (0.17 v2)
then v2 = 0.52 m/s.
Ball B will therefore collide with ball A at a speed of 0.52 m/s.
To know more about collision visit:
brainly.com/question/29298796
#SPJ1
1 calorie is defined as the amount of heat required to raise the temperature of 1g of water by
1 calorie is defined as the amount of heat energy required to raise the temperature of 1 gram of water by 1° celcius.
Calorie is defined as a unit to measure the amount of energy of any substance. One calorie is defined as the amount of energy required to raise the temperature of one gram of water by 1ﾟC at 1 atmospheric pressure. The symbol used to represent calorie is cal.
Also one calorie can be defined in the terms of joule. 1 calorie is considered to be equivalant to 4.2 joules.
There are two different types of calories. First one is a small calorie (cal) and the 2nd 1 is large calorie (kcal). The small calorie is used to measure general amount of heat of any substance. Where has the large calorie is used in nutrition to measure the amount of energy content of the food subustances.
Therefore, 1 calorie can be defind as the heat required to raise the temperature of 1 gram of water by 1ﾟC and is equivalant to 4.2 joules.
Learn more about calorie :
https://brainly.com/question/22374134
#SPJ4
how to change in velocity to acceleration
Acceleration is the rate of change of velocity over time, and it is calculated by dividing the change in velocity by the time taken for the change to occur.
To change velocity to acceleration, the initial velocity and final velocity must be known, as well as the time taken for the change to occur.
The formula for acceleration is given by:
a = (v_f - v_i) / t
where a is acceleration, v_f is final velocity, v_i is initial velocity, and t is the time taken for the change in velocity to occur.
For example, if an object initially travels at 10 meters per second and then accelerates to a final velocity of 20 meters per second over a period of 5 seconds, the acceleration can be calculated as follows:
a = (20 - 10) / 5 = 2 meters per second squared
Therefore, the acceleration of the object is 2 meters per second squared.
Learn more about Acceleration:
brainly.com/question/12550364
#SPJ4
a point charge is surrounded by a spherical gaussian surface of radius r. if the sphere is replaced by a cube of side r, will £e be larger, smaller, or the same? ex
The electric flux through the cube will be the same as the flux through the spherical gaussian surface, provided that the cube is large enough to contain the entire sphere.
For a point charge, the electric flux density is proportional to 1/r^2, where r is the distance from the charge. The total flux through a spherical gaussian surface of radius r is given by the product of the flux density and the surface area of the sphere, which is proportional to r^2.
Similarly, the total flux through a cube of side r that encloses the same point charge is also proportional to r^2, as long as the cube is large enough to contain the entire sphere.
To know more about the electric flux, here
brainly.com/question/14544020
#SPJ4
--The complete question is, A point charge is surrounded by a spherical gaussian surface of radius r. if the sphere is replaced by a cube of side r, will electric flux be larger, smaller, or the same?--
Which of the following best explains why, at a constant voltage, warmer solutions are ejected more quickly than cooler ones?
A. The droplets have a smaller volume at higher temperatures.
B. The surface tension is lower for solutions at higher temperatures.
C. The electrical forces grow smaller as temperature increases.
D. The electrical forces grow larger as temperature increases.
The correct option is D. The electrical forces grow larger as temperature increases. Because, The greater the electric field strength, the greater the force applied to the liquid, which causes it to eject more quickly.
The speed at which a liquid is ejected from an electrospray ionization source depends on the electric field strength, surface tension, and viscosity of the liquid. The electric field strength is determined by the voltage applied to the liquid. As the temperature of the solution increases, its viscosity decreases, allowing it to flow more easily. This means that the electrical forces on the liquid are greater at higher temperatures, causing it to be ejected more quickly. Hence Correct option is : D.
To know more about Electric field , here
brainly.com/question/8971780
#SPJ4
An advantage of subsurface (underground) coal mining is that it:A. employs more people than surface mining techniques and thus creates more jobs.B. is safer for the miners than surface mining techniques.C. is cheaper than surface mining techniques.D. All of these are advantages.
"An advantage of subsurface (underground) coal mining is that it employs more people than surface mining techniques and thus creates more jobs." So, the correct option is A.
Subsurface mining techniques are used when material ores are too deep to reach using surface mining techniques. Subsurface mining has the benefit of causing much less ground disturbance than surface mining. In actuality, it disturbs less ground than a tenth of what surface mining does.
When the ore body is too deep to be mined effectively by open pit, subsurface mining has advantages. The orebody's grades or quality are high enough to pay expenses. Compared to open pit mining, underground mining has a smaller environmental impact.
To know more about mining:
https://brainly.com/question/30235670
#SPJ4
what is carbon dioxide compound name
The carbon in organic substances is changed into carbon dioxide by non-photosynthetic organisms.
The method by which organisms that develop by photosynthetic means, such as plants and algae, transform inorganic carbon molecules (usually carbon dioxide) into organic carbon compounds Carbon may move from one reservoir to another through a variety of activities, such as photosynthesis, respiration, and combustion. The primary generation of ATP is powered by the considerable quantity of energy produced during the oxidation of biological fuels in the presence of an inorganic electron acceptor, such s oxygen, during the process of cellular respiration. In order to convert biochemical energy for food ito a compound known as adenosine triphosphate, series of metabolic activities known as cellular respiration are carried out inside of cells.
To know more about organic compounds on
https://brainly.com/question/9085064
#SPJ4
The complete question follow
What name is given to organisms that convert the carbon in organic compounds into carbon in carbon dioxide?
What is the velocity in meters per second of a runner who runs exactly 110 m toward the beach in 72 seconds
Responder:1,53m
Explicação: velocidade é igual a spaço sobre tempo isso dá 1,527metro por segundo
what is lbs a force?
Pounds (lbs) is not a force but a unit of weight.
The pound (lb) is a unit of weight commonly used in the United States and other countries. Weight is a measure of the force exerted on an object due to gravity, and the pound is defined as the force exerted by gravity on an object with a mass of one pound at sea level on Earth.
This means that the pound is a unit of force, but specifically, it is a force that is equal to the weight of one pound of mass. Therefore, when we use the unit "pounds" (lbs), we are referring to weight, not force, and we are measuring the gravitational force exerted on an object due to its mass.
To know more about the lbs, here
brainly.com/question/19866561
#SPJ4
--The complete question is, what is lbs, a force or unit of weight?--
The diagram below shows the orbit of a satellite around the Sun.
At which point does the satellite have the least gravitational potential energy?
A. Point C
B. Point A
C. Point B
D. Point D
The point C is the point where the satellite would have the least gravitational potential energy
What is meant by gravitational potential energy?Gravitational potential energy is the energy that an object possesses by virtue of its position in a gravitational field. It is defined as the energy that an object has due to its height above a reference level in a gravitational field, such as the Earth's gravitational field.
The gravitational potential energy of an object is directly proportional to its mass, the acceleration due to gravity, and its height above the reference level. When an object is raised to a higher altitude, it gains potential energy, which can be converted into kinetic energy as it falls back down to a lower altitude. This potential energy is a form of stored energy that can be converted into other forms of energy, such as kinetic energy, thermal energy, or electrical energy, depending on the type of system in which the object is located.
Read more on gravitational potential energy here:https://brainly.com/question/15849218
#SPJ1
how to convert 600 seconds in minutes?
The conversion of 600 seconds is equal to 10 minutes. Minutes are a unit of time, measured in increments of 1/60th of an hour. Seconds are a unit of time, measured in increments of 1/60th of a minute.
Time is a measure of the duration, between two events or points in time. It is often defined as the indefinite continued progress of existence and events that occur in an apparently irreversible succession from the past, through the present, to the future.
To convert 600 seconds into minutes, simply divide 600 seconds by 60 seconds.
60 seconds = 1 minute
600 seconds / 60 seconds = 10 minutes
One minute is equal to 60 seconds. Minutes are commonly used in everyday life to measure the duration of events and activities. One second is equal to 1/60th of a minute, or 1/3600th of an hour. Seconds are commonly used to measure the duration of very short events, such as the blink of an eye or the time it takes for a person to react.
To learn more about minutes click here https://brainly.com/question/15600126
#SPJ4
he single period tv/m lump sum formula can be used to solve for pv, fv, or r. which is the correct formula?
To find PV, FV, or r, apply the one period Although on lump sum formula. FV = Fv (1+r) FV-PV-PV/1+r PV-FV/1+r
Describe formula.
The meaning of a formula. (Page 1 of 2) 1a: a predetermined set of phrases used in rituals or ceremonies. b: a formalized assertion meant to convey a fundamental fact or principle, especially as a starting point for discussion or action. Recipe 2a(1) The manufacturer of the product won't divulge the formula's secret ingredients. prescription (number 2)
The % formula is what.
To determine the quantity or percentage of an item in terms of 100, use the percentage formula. Per cent simply means one in a hundred. With the percentage formula, a number between 0 and 1 can be expressed. A number that is expressed as a percentage of 100 is what it is. It is mostly used to evaluate and determine ratios and is represented by the symbol %.
To know more about formula visit:
https://brainly.com/question/25519661
#SPJ1
how to convert lbs to newtons
To convert pounds (lbs) to newtons, you can use the following conversion factor: 1 pound = 4.44822 newtons
"Pounds weight" as a unit of measurement, then it's a term that has been used historically in the English system of weights and measures. In this system, the pound (lb) was defined as a unit of mass, not weight, and was originally based on the weight of a grain of barley.
However, because weight is the force exerted on an object by gravity, the weight of an object can vary depending on the strength of gravity in a particular location. To address this, a "pounds weight" was introduced as a way to standardize weight measurements in different locations.
So, to convert x pounds to newtons, you can use the formula:
x pounds * 4.44822 newtons/pound = y newtons
For example, if you want to convert 50 pounds to newtons, you can use the formula:
50 pounds * 4.44822 newtons/pound = 222.41 newtons
Therefore, 50 pounds is equivalent to 222.41 newtons
To know more about pounds here
https://brainly.com/question/29719951
#SPJ4
the rate of diffusion is ___________ related to concentration, temperature, and pressure meaning that an increase in concentration, temperature, or pressure results in an ___________ in the rate of diffusion.
The rate of diffusion is directly related to concentration, temperature, and pressure meaning that an increase in concentration, temperature, or pressure results in an increase in the rate of diffusion.
This is because diffusion is a process where particles move from an area of high concentration to an area of low concentration, driven by a concentration gradient. As the concentration gradient increases, more particles move from the high concentration area to the low concentration area, resulting in a faster rate of diffusion.
Temperature also affects the rate of diffusion because it affects the kinetic energy of the particles. At higher temperatures, particles have more kinetic energy and move faster, leading to a higher rate of diffusion.
Pressure affects the rate of diffusion because it affects the concentration gradient. An increase in pressure can compress the gas and increase the concentration gradient, resulting in a higher rate of diffusion.
To know more about the diffusion, here
brainly.com/question/14392880
#SPJ4
Listening occurs when your ears pick up sound waves being transmitted by a speaker. (True/False)
The given statement, listening occurs when your ears pick up sound waves being transmitted by a speaker. is true, beacuse the sound waves vibrate the eardrum, which in turn sends signals to the brain that are interpreted as sound.
Listening occurs when sound waves are transmitted by a speaker and picked up by the ears. Sound waves are mechanical waves that propagate through a medium, such as air, and cause pressure changes that the ear can detect. When the sound waves reach the ear, they cause the eardrum to vibrate, which then sets off a chain of events that ultimately lead to the generation of electrical signals in the auditory nerve.
These electrical signals are then transmitted to the brain, where they are interpreted as sound. Without the sound waves being transmitted by a speaker or some other sound source, there would be nothing for the ear to detect, and hence, no listening would occur.
To know more about the sound waves, here
brainly.com/question/11045049
#SPJ4
an energy bill indicates that a customer used 1027 kwh in july. how many joules did the customer use?
According to an energy bill, a client used 1027 kilowatt hours (kwh) in July. Did the customer consume the stated 1 joules = 3600 joules?
Does 1 L have a weight of common ratio g under ideal circumstances? or is it chemical?Physically, it is colorless, odorless, and a gas at ambient temperature with a weight of 1.260 g per liter under normal circumstances. It reacts with acetone and is chemically combustible, polymerizing to make polyethylene.
Which of following claims concerning alterations in the physical and chemical world is accurate?The following assertion about chemical and physical changes is true: C) Physiological changes always result in the creation of new substances. In nature, there are two different types of change: chemical development and physical change. No new chemicals are created, only the physicochemical characteristics of existing substances are temporarily altered.
To know more about energy visit :
https://brainly.com/question/1932868
#SPJ1
if pressure was determined using the forearm, or lower leg, would you anticipate those values to be different? if yes, explain why.
Answer:
Explanation:
If pressure was determined using the forearm or lower leg, we would expect to see different values for pressure in these two locations. This is because the two locations have different anatomical and physiological characteristics that can affect the measurement of pressure.
The forearm is closer to the heart and has a higher arterial pressure than the lower leg, which is farther away from the heart and has a lower arterial pressure. The difference in arterial pressure can lead to different readings of pressure in the forearm and lower leg. Additionally, the composition of tissue, such as muscle and bone, differs between the forearm and lower leg, which can also affect the measurement of pressure. For example, the lower leg has a larger proportion of muscle and bone, which may compress more easily than the soft tissue in the forearm, leading to lower pressure readings.
Another factor that can affect the measurement of pressure is the size of the limb being measured. A larger limb, such as the thigh, would have a larger surface area and more tissue to compress than a smaller limb, such as the forearm, which can also affect pressure measurements.
Therefore, if pressure was determined using the forearm or lower leg, we would expect to see different values for pressure in these two locations due to differences in arterial pressure, tissue composition, and limb size. It is important to use appropriate anatomical landmarks and positioning to ensure accurate and consistent measurement of pressure.
what is the elastic collision formula?
An elastic collision is described by the formula m1u1 + m2u2 = m1v1 + m2v2.
A collision between two particles is called an elastic collision if the system's overall kinetic energy is preserved. The kinetic energy is transmitted between the objects in this kind of collision, but no energy is lost.
where u1 and u2 are the two objects' beginning velocities, m1 and m2 are their respective masses, and v1 and v2 are their respective end velocities. If the masses and beginning velocities of the two objects are known, this equation may be used to determine their ultimate velocities.
An essential idea in physics is the elastic collision formula.
Learn more about elastic collision formula at
https://brainly.com/question/30395197
#SPJ4
A king’s crown, presumed to be pure gold, has a mass of 1.00 kg. When submerged in water its apparent mass is measured to be 0.92 kg. Is the crown made of pure gold (p = 19.3 kg/liter)?
The crown is not made up of pure gold as its density which is calculated is observed to be less than that of the pure gold.
The formula for an object's density is ρ = m/v.
where,
m is mass
v is volume
Mass of the crown is given as 1 kg.
When submerged in water, its mass becomes 0.92 kg.
So, volume of water displaced is 0.08 L.
Density of pure gold is given as, ρ gold = 19.3 kg/L
The amount of water that is displaced has the same volume as the crown. Let us calculate the density of crown,
ρ crown = m/v = 1/0.08 = 12.5 kg/L
Comparing the above obtained value with the density of pure gold we have, ρ crown < ρ gold.
Thus, the crown is not made up of pure gold.
To know more about density:
https://brainly.com/question/7962766
#SPJ4
