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

Consider a body, shown in figure, consisting of two identical balls, each of mass  connected by a light rigid rod. If an impulse  is impared to the body at one of its ends, what would be its angular velocity?

a)

b)

c)

d)


Question ID - 100328 :-

Consider a body, shown in figure, consisting of two identical balls, each of mass  connected by a light rigid rod. If an impulse  is impared to the body at one of its ends, what would be its angular velocity?

a)

b)

c)

d)

1 Answer
5876 Votes
3537

Answer Key : (a) -

(a)

Let  be the angular velocity of the rod. Applying ,

Angular impulse = change in angular momentum about centre of mass of the system



Next Question :

A solid cylinder of mass and radius is resting on a horizontal platform (which is parallel to the -  plane) with its axis fixed along -axis and free to rotate about its axis. The platform is given a motion in the -direction given by . There is no slipping between the cylinder and the platform. The maximum torque acting on the cylinder during its motion is

a)

b)

c)

d)

The situation is not possible


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