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Questions  

A particle is moving in a circle of radius R = 1 m with constant speed v = 4  m/s . The ratio of the displacement to acceleration of the foot of the perpendicular drawn from the particle onto the diameter of the circle is

a
116s2
b
12s2
c
2s2
d
16s2

detailed solution

Correct option is A

ω=vR;  xa=1ω2

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