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Question

A solid sphere rolls down on an inclined plane. If inclination angle is 30 and friction is sufficient for rolling while not slipping, find a (accelaration) of center of sphere.
  1. 275 m/s2
  2. 257 m/s2
  3. 725 m/s2
  4. 527 m/s2


Solution

The correct option is B 257 m/s2
a=gsinθ1+IMR2

a=10×121+25=575=257 m/s2

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