Q.
A block is placed on a horizontal platform. The system is making horizontal oscillations about a fixed point with a frequency of 0.5Hz. The maximum amplitude of oscillation if the block is not to slide on the horizontal platform, is (Coefficient of friction between the block and the platform = 0.4)
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a
0.3971m
b
0.4871m
c
0.2971m
d
0.5271m
answer is A.
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Detailed Solution
= KA
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