Q.
A particle executes harmonic motion with an angular velocity and maximum acceleration of 3.5 rad/sec and 7.5 m/s2 respectively. The amplitude of oscillation is
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a
0.28 m
b
0.36 m
c
0.53 m
d
0.61 m
answer is D.
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Detailed Solution
Amax=aω2⇒a=Amaxω2=7.5(3.5)2=0.61 m
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