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Consider three uniform solid spheres, sphere (i) has radius ‘ ’ and mass ‘ ’, sphere (ii) has radius  and mass , sphere (iii) has radius  and mass ‘ ’. All the spheres can be placed at the same point on the same inclined plane where they will roll without slipping to the bottom. If allowed to roll down the incline then at the bottom of the incline

a)

Sphere (i) will have the largest speed

b)

Sphere(ii) will have the largest speed

c)

Sphere (ii) will have the largest kinetic energy

d)

All the sphere will have equal speed



Question ID - 100713 | SaraNextGen Top Answer

Consider three uniform solid spheres, sphere (i) has radius ‘ ’ and mass ‘ ’, sphere (ii) has radius  and mass , sphere (iii) has radius  and mass ‘ ’. All the spheres can be placed at the same point on the same inclined plane where they will roll without slipping to the bottom. If allowed to roll down the incline then at the bottom of the incline

a)

Sphere (i) will have the largest speed

b)

Sphere(ii) will have the largest speed

c)

Sphere (ii) will have the largest kinetic energy

d)

All the sphere will have equal speed

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

(c,d)

, radius of gyration. For all solid sphere, = independent of  and

127 votes


127