Question

On a planet, a body is let fall freely from a
height 8m reaches the ground in 2 sec. If the
length of a simple pendulum is lm on that
planet, its time period is
1) 3.14 sec
2) 6.24 sec
3) 1.57 sec
4) 4.71 sec​

Answer 1

Answer:

1) 3.14 sec

Explanation:

no explanation