Work Energy And Power Question 79

Question: A shell initially at rest explodes into two pieces of equal mass, then the two pieces will [CPMT 1982; EAMCET 1988; Orissa PMT 2004]

Options:

A) Be at rest

B) Move with different velocities in different directions

C) Move with the same velocity in opposite directions

D) Move with the same velocity in same direction

Show Answer

Answer:

Correct Answer: C

Solution:

According to law of conservation of linear momentum both pieces should possess equal momentum after explosion. As their masses are equal therefore they will possess equal speed in opposite direction.



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