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Question 30507
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Center of Mass, Momentum and Collision: Elastic Collision MCQ

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Elastic CollisionEasyQuestion 30507

Question

In a perfectly elastic collision:
  1. A
    KE is not conserved
  2. B
    KE and momentum are both conserved
    Correct
  3. C
    Only momentum is conserved
  4. D
    KE increases

Correct answer

KE and momentum are both conserved

Explanation

A perfectly elastic collision conserves both kinetic energy and linear momentum.

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