Question

A pendulum of length 10 cm is hanged by wall making an angle 3o3o with vertical. It is swinged to position
b. Time period of pendulum will be

Answer 1

Answer:

Time taken by pendulum in going

from B to C

= T 4 leee,T=2 pi sqrt l g

T (from A 10 C)= T 12

.: Time period of pendulum

=2( T 4 + T 12 )

= 2 3 * pi 5 = sqrt 2 pi 15 seconc

option (B)

о в

A