Q.
A horizontal platform is made to execute SHM of amplitude a in the vertical direction. An object placed on the platform will lose contact with it, when the frequency of oscillation exceeds:
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a
1πga
b
12πga
c
2πga
d
2πag
answer is B.
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Detailed Solution
ω2a=g⇒ω=ga⇒f=12πga
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