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Question: Answered & Verified by Expert
Assertion : Centre of mass of a system does not move under the action of internal forces. Reason : Internal forces are non conservative forces.
PhysicsCenter of Mass Momentum and CollisionAIIMSAIIMS 2013
Options:
  • A If both assertion and reason are true and reason is the correct explanation of assertion.
  • B If both assertion and reason are true but reason is not the correct explanation of assertion.
  • C If assertion is true but reason is false.
  • D If both assertion and reason are false.
Solution:
1422 Upvotes Verified Answer
The correct answer is: If both assertion and reason are false.
Centre of mass of a body is a point that moves when external forces are applied on the body as though all the mass concentrated at that point and when external forces were applied there.

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