Question

6. The period of oscillation of a simple pendulum
which takes 38 s for 20 oscillations is
a) 38 s b) 76 s c) 3.8 s d) 1.9 s​

Answer 1

Answer:

1.9 s

since 20 oscillation needs time 38 second

then 1 oscillation needs time 38/20

1.9s

this is the period of oscillation of a simple pendulum

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