User Forum

Subject :NSO    Class : Class 6

The bob of a simple pendulum is swinging between points X and Y. It takes 15.6 s to swing thirty times from X to Y and back to X. What is the time period of the pendulum?


A15.6 s
B1.92 s
C1.40 s
D0.52 s


can anyone say the solution.

Ans 1:

Class : Class 6
Answer is B 1.92 sec

Ans 2:

Class : Class 6
answer is d only.it is right

Ans 3:

Class : Class 8
why

Post Your Answer