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How does the time period of pendulum vary with length

Practice this Simple Harmonic Motion question from Engineering Entrance Exam.

Question Details

Easy
Physics Simple Harmonic Motion Engineering Entrance Exam
Question

How does the time period of pendulum vary with length

Options
A

\(\sqrt {L} \)

Correct
B

\(\sqrt {\frac{{L}}{2}} \)

C

\(\frac{1}{{\sqrt L }}\)

D

\(2L\)

Solution

Time period \(T = 2\pi \sqrt {\frac{L}{g}} \)

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