A simple pendulum of length L is set to oscillate in simple harmonic motion. When its potential energy is one-half its total mechanical energy, U = E /2, then which of the following is true about its velocity: (a) v = ±vmax/2 (b) v = ±vmax/4 %3D (c) v = ±vmaxV2/2 (d) v = ±vmaxV3/2 %3D %3D

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Chapter5: Energy
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9) A simple pendulum of length L is set to oscillate in simple harmonic motion. When its potential energy
is one-half its total mechanical energy, U = E /2, then which of the following is true about its velocity:
(a) v = ±vmax/2
(b) v = ±vmax/4
(c) v = ±vmaxV2/2
(d)v = ±vmaxV3/2
Transcribed Image Text:9) A simple pendulum of length L is set to oscillate in simple harmonic motion. When its potential energy is one-half its total mechanical energy, U = E /2, then which of the following is true about its velocity: (a) v = ±vmax/2 (b) v = ±vmax/4 (c) v = ±vmaxV2/2 (d)v = ±vmaxV3/2
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