What is a seconds pendulum? What is its approximate length?

What is a second's pendulum?

The length of a second pendulum is

The length of a second's pendulum at the equator is L. The length of second's pendulum at the North pole will be

At a particular place, a simple pendulum of length 1m, makes 400 oscillations in 13 minute. What is the length of a second's pendulum at this place ?

A second's pendulum on the earth is taken to the moon, where acceleration due to gravity is nearly 1/6 th that on the earth. If it is to act as second's pendulum there too on the moon, its length should be

What is second's pendulum ? Find the length of second's pendulum for g = 9.8 m//s^(2) ? Also write expressions for the time period if the second's pendulum is an a carriage which is accelerating (a) upwards (b) downwards (c ) horizontally. Also, fin the value of time period of it if is made to oscillate a freely falling lift.

What is time period of a second's pendulum at the centre of the earth?

How does time period (T) of a seconds pendulum vary with length(l)?

If l_(1) " and " l_(2) are the lengths of a seconds pendulum at the poles and the equator of the earth, then