Q. A shell initially at rest explodes into two pieces of equal mass, the two pieces will
A) Move with different velocities in different directions
B) Move with the same velocity in opposite directions
C) Move with the same velocity in the same directions
D) Be at rest
Explanation
(b) As masses are equal, the two pieces must move in opposite direction with the same velocity to conserve initial linear momentum, which is zero
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.