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ICSE Class 9 Physics Question 7 of 19

Propagation of Sound Waves — Question 2

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Question

Question 2

The time period of a simple pendulum is 2 s. Find it's frequency.

Answer

Given,

time (t) = 2 s

frequency = ?

As,

Frequency (f) = 1t\dfrac{1}{\text t}

Substituting the values, we get,

f=12f=0.5 Hz\text f = \dfrac{1}{2} \\[0.5em] \text f = 0.5 \text{ Hz}

Hence, f = 0.5 Hz