Question

In an experiment to measure time period of a simple pendulum, the time for 25 complete
oscillations was found to be 50 s. What is the frequency of the pendulum?
2
(a) is
(b) 0.55
(c) 25
(d) 0.23 st
ما​

Answer 1

SOLUTION :

The correct answer from the above question should be 2 seconds, because

ATQ,

it completes 25 oscillations in 50 sec

So, the frequency of the pendulum should be

total time taken ÷ no. of oscillations

therefore, (50/25) sec = 2 sec