A simple pendulum is executing S.H.M. with a time period T. if the length of the pendulum is increased by 21% the percentage increase in the time period of the pendulum is
10%
21%
30%
50%
As we have learnt,
Simple Pendulum -
.
- wherein
As
Option 1)
10%
Option 2)
21%
Option 3)
30%
Option 4)
50%
Study 40% syllabus and score up to 100% marks in JEE