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Two small rings, each of mass ‘ ’, are connected to the block of same mass ‘ ’ through an inextensible massless string of length ‘ ’. Rings are constrained to move over smooth rod . Initially, the the system is held at rest as shown in Fig. Let  ans  be the velocities of ring and block, respectively when string makes an angle  with the vertical

a)

b)

c)

d)


Question ID - 100585 :-

Two small rings, each of mass ‘ ’, are connected to the block of same mass ‘ ’ through an inextensible massless string of length ‘ ’. Rings are constrained to move over smooth rod . Initially, the the system is held at rest as shown in Fig. Let  ans  be the velocities of ring and block, respectively when string makes an angle  with the vertical

a)

b)

c)

d)

1 Answer
5876 Votes
3537

Answer Key : (a,d) -

(a,d)

From conservation of energy,



Next Question :

A particle of mass  is projected with a velocity  making an angle of  with the horizontal. The magnitude of the angular momentum of the projectile about the point of projection, when the particle is at its maximum height , is

a)

Zero

b)

c)

d)


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