Question

two beads are released from A simultaneously to slide along smooth wires AB and AC find the ratio of time taken by them to reach B and C respectively​

Answer 1

Answer:

11th

Physics

Laws of Motion

Problems on Dynamics of Circular Motion

A bead is free to slide dow...

PHYSICS

A bead is free to slide down a smooth wire tightly stretched between points A and B on a verticle circle of radius R. If the bead starts from rest at 'A', the highest point on the circle, its velocity when it arrives at B is



A

2gR

B

2gRcosθ

Correct Answer

C

g2R

Your Answer

D

None of the above

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ANSWER

a=gcosθAB=2Rcosθ⇒v2=u2+2asv2=0+2(gcosθ)2Rcosθ⇒v2=4gRcos2θ⇒v=2gRcosθ



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