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A shell of mass  at rest explodes into two fragments whose masses are in the ratio . The smaller fragment moves with a velocity of . The kinetic energy of the larger fragment in J  is


Question ID - 50967 :-

A shell of mass  at rest explodes into two fragments whose masses are in the ratio . The smaller fragment moves with a velocity of . The kinetic energy of the larger fragment in J  is

1 Answer
5876 Votes
3537

Answer Key : (96) -

Mass of fragments are as 2 : 3

Total mass

 Larger fragment

 Smaller fragment

Momentum is conserved

 velocity of larger fragment

 Kinetic energy



Next Question :

An -particle of mass suffers one dimensional elastic collision with a nucleus of unknown mass. After the collision the -particle is scattered directly backward losing  of its kinetic energy .then the mass of the nucleus is

a)

 m

b)

2 m

c)

3 m

d)


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