Question
Question: A chimpanzee swinging on a swing in a sitting position, stands up suddenly, the time period will...
A chimpanzee swinging on a swing in a sitting position, stands up suddenly, the time period will
A
Become infinite
B
Remain same
C
Increase
D
Decrease
Answer
Decrease
Explanation
Solution
After standing centre of mass of the oscillating body will shift upward therefore effective length will decrease and by T∝l, time period will decrease.