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Author Question: When two bodies of different masses collide, the impulses they exert on each other are a. equal for ... (Read 124 times)

Mollykgkg

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on: Jul 28, 2018
When two bodies of different masses collide, the impulses they exert on each other are
 a. equal for all collisions.
  b. equal but opposite for all collisions.
  c. equal but opposite only for elastic collisions.
  d. equal but opposite only for inelastic collisions.
  e. equal but opposite only when the bodies have equal but opposite accelerations.

Question 2

A catapult fires an 800-kg rock with an initial velocity of 100 m/s at a 40 angle to the ground. The magnitude of the vertical impulse the catapult receives from the rock is
 a. 5.1  104 Ns.
  b. 6.1  104 Ns.
  c. 8.0  104 Ns.
  d. 5.0  105 Ns.
  e. 6.0  105 Ns.


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kristenb95

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Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

A


Mollykgkg

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Reply #2 on: Jul 28, 2018
Thanks


kristenb95

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Reply #3 on: Jul 28, 2018
Welcome :)


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