Question

3. A simple pendulum takes 40 s to complete 20 oscillations. What is the time period of the pendulum?
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Answer 1

Answer:

1 oscillation in 2 seconds

Answer 2

Answer:

2 s

Explanation:

Time taken = 40 s

oscillations completed in 40s = 20

Time period = Time taken / No. of oscillations

= 40s / 20

= 2s