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A sphere is moving towards -axis with a velocity  and rotates clockwise with angular speed  as shown in Figure such that . The instantaneous axis of rotation will be

a)

On point

b)

On point

c)

Inside the sphere

d)

Outside the sphere



Question ID - 100508 | SaraNextGen Top Answer

A sphere is moving towards -axis with a velocity  and rotates clockwise with angular speed  as shown in Figure such that . The instantaneous axis of rotation will be

a)

On point

b)

On point

c)

Inside the sphere

d)

Outside the sphere

1 Answer
127 votes
Answer Key / Explanation : (d) -

(d)

The instantaneous axis of rotation will fall on the outside of the sphere. Since incase of pure rotation, the instantaneous axis of rotation will be on the centre. In case of pure rolling, the instantaneous axis of rotation will be on

But if  then the instantaneous axis of rotation will fall out of the sphere

127 votes


127