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when there is gravity

T=2pi square root of L/g

but in a freely falling elevator, there is no accelerate

so it doesn't have period

the answer is none

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Q: What is the period of a simple pendulum 80 cm long a- on earth and b- when it is in a freely falling elevator?
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What is the period of a simple pendulum 80 cm long a on earth and b when it is in a freely falling elevator?

a) The period of a simple pendulum on Earth depends on the acceleration due to gravity, which is approximately 9.81 m/s^2. Using the formula for the period of a pendulum, T = 2pisqrt(L/g), where L is the length of the pendulum (80 cm = 0.8 m), we find T = 2pisqrt(0.8/9.81) ≈ 1.79 seconds. b) In a freely falling elevator, the acceleration due to gravity acts on both the elevator and the pendulum, so the period of the pendulum remains the same as on Earth, assuming no air resistance or other external factors.


What is the period of a simple pendulum 80 cm long on the earth and when it is in a freely falling elevator?

In a freely falling elevator, there would be a period of infinite length, because in freefall, the objects act as if there is no gravity. On earth, the period is given as the quantity 2pi times the square root of the quantity length/g. g is the gravitational constant, which is 9.8 on earth. The period of the pendulum does not depend on how far you pull it back, or how much mass is on the pendulum. Both are common misconceptions. I don't have access to a calculator now, but I will come back to add the actual answer later. Use the formula within the explanation.


A pendulum of the length L is suspended from the ceiling of an elevetor. When the elevator is at rest the period of pendulum is T. What is the period of the pendulum if the elevator is freely falling?

A lift in free fall is the same as a lift with no gravity (e.g. in space), i.e. accelleration due to gravity, g = 0 ms^-2. Now your intuition should tell you what's going to happen but even if it doesn't you can plug this value into your equation for the pendulum's period to find out what happens.


When elevator move down with acceleration pendulum of bob what is effect on time period?

When the elevator starts moving down, the time period increases. But when the elevator is descending at a constant velocity, the time period returns to its normal.


What will be the frequency of a simple pendulum in a cabin that is falling freely under acceleration due to gravity?

The frequency of the pendulum will remain the same as if it were stationary. This is because the period of a pendulum is only dependent on its length and the acceleration due to gravity, but not on the acceleration of the cabin.


How does the period of a pendulum change for length?

The period of a pendulum is directly proportional to the square root of its length. As the length of a pendulum increases, its period increases. Conversely, if the length of a pendulum decreases, its period decreases.


What is point of suspension in bar pendulum?

The point of suspension in a bar pendulum is the fixed point where the bar is attached to a support. It allows the bar to swing back and forth freely. The length of the bar and the position of the point of suspension affect the period of the pendulum's oscillation.


What happen to period of pendulum when mass increase?

The period of a pendulum is not affected by the mass of the pendulum bob. The period depends only on the length of the pendulum and the acceleration due to gravity.


How does length effect the period of a pendulum?

A longer pendulum has a longer period.


How does height affect the period of a pendulum?

Height does not affect the period of a pendulum.


What happens to the period of a pendulum if you increase its mass?

Increasing the mass of a pendulum would not change the period of its oscillation. The period of a pendulum only depends on the length of the pendulum and the acceleration due to gravity, but not the mass of the pendulum bob.


What factor has the greatest effect on the period of a pendulum?

The length of the pendulum has the greatest effect on its period. A longer pendulum will have a longer period, while a shorter pendulum will have a shorter period. The mass of the pendulum bob and the angle of release also affect the period, but to a lesser extent.