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Simple Harmonic Motion question

2024 · 29 Jan · Shift 2 · Q75

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JEE Main
Physics
Simple Harmonic Motion
2024 · 29 Jan · Shift 2 · Q75

Simple Harmonic Motion question

2024 · 29 Jan · Shift 2 · Q75

JEE MainPhysicsSimple Harmonic MotionMCQ+4 / −1

The bob of a pendulum was released from a horizontal position. The length of the pendulum is

10 \mathrm{~m}

. If it dissipates

10 \%

of its initial energy against air resistance, the speed with which the bob arrives at the lowest point is: [Use,

\mathrm{g}: 10 \mathrm{~ms}^{-2}

]

A
$5 \sqrt{6} \mathrm{~ms}^{-1}$
B
$5 \sqrt{5} \mathrm{~ms}^{-1}$
C
$2 \sqrt{5} \mathrm{~ms}^{-1}$
D
$6 \sqrt{5} \mathrm{~ms}^{-1}$

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