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Author Question: In a collision between two objects having unequal masses, how does magnitude of the impulse imparted ... (Read 179 times)

CQXA

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on: Jul 29, 2018
In a collision between two objects having unequal masses, how does magnitude of the impulse imparted to the lighter object by the heavier one compare with the magnitude of the impulse imparted to the heavier object by the lighter one?
 
  A) The lighter object receives a larger impulse.
  B) The heavier object receives a larger impulse.
  C) Both objects receive the same impulse.
  D) The answer depends on the ratio of the masses.
  E) The answer depends on the ratio of the speeds.

Question 2

In a perfectly ELASTIC collision between two perfectly rigid objects
 
  A) the momentum of each object is conserved.
  B) the kinetic energy of each object is conserved.
  C) the momentum of the system is conserved but the kinetic energy of the system is not conserved.
  D) both the momentum and the kinetic energy of the system are conserved.
  E) the kinetic energy of the system is conserved, but the momentum of the system is not conserved.


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enass

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: D


CQXA

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Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

xiazhe

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Reply 3 on: Yesterday
Wow, this really help

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