SaraNextGen Study App [2022-23]
Last Updated On 23-10-2022 - By Sara

A small solid sphere of radius  rolls down an incline without slipping which ends into a vertical loop of radius . Find the height above the base so that it just loops the loop

a)

b)

c)

d)


Question ID - 100326 :-

A small solid sphere of radius  rolls down an incline without slipping which ends into a vertical loop of radius . Find the height above the base so that it just loops the loop

a)

b)

c)

d)

1 Answer
5876 Votes
3537

Answer Key : (d) -

(d)

The minimum velocity at  top of the loop, should be if the sphere keeps on rolling at top

or



Next Question :

Two blocks of masses 6 kg and 4 kg are attached to the two ends of a massless string passing over a smooth fixed pulley. If the system is released, the acceleration of the center of mass of the system will be

a)

g, vertically  downwards

b)

g/5, vertically downwards

c)

g/25, vertically downwards

d)

Zero


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