A particle P is moving in a circle of radius 'a' with a uniform speed v. C is the centre of the circle and AB is a diameter. When passing through B the angular velocity of P about A and C are in the ratio
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a
1 : 1
b
1 : 2
c
2 : 1
d
4 : 1
answer is B.
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Detailed Solution
Angular velocity of particle P about point A,ωA =vrAB = v2rAngular velocity of particle P about point C,ωc = vrBC = vrRatio ωAωC = v2rvr = 12