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JEE Main Physics question

PhysicsSystems of Particles and Rotational MotionJEE Main

**Statement 1:** When a body dropped from a height explodes in mid-air, its centre of mass keeps moving in the vertically downward direction.

**Statement 2:** Explosion occurs under internal forces only; the external force is zero.

Answer: (C)

Solution

Since the explosion forces are internal, the centre of mass continues on the trajectory it already had, which (for a body simply dropped, with zero horizontal velocity) is a straight vertical line —

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Question ID VK-159158