Question

time period of a pendulum is 2 second and length is 100 cm find the acceleration due to gravity by using formula of its time period​

Answer 1

ANSWER

On surface of moon, acceleration due to gravity is g/6. Time period of seconds pendulum on earth is 2 seconds.

On Earth, 2=2π

g

l

On moon,T

moon

=2π

6

g

l

Dividing the above two equations, we get, T

moon

=2

6