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Author Question: If both mass and velocity of a ball are doubled, the kinetic energy is increased by a factor of: a. ... (Read 75 times)

ARLKQ

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on: Jul 28, 2018
If both mass and velocity of a ball are doubled, the kinetic energy is increased by a factor of:
 a. 16.
  c. 4.
  b. 8.
  d. 2.

Question 2

The volume of an ideal gas changes from 0.40 to 0.55 m3 although its pressure remains constant at 50,000 Pa. What work is done by the system ON its environment?
 a. 7500 J
  c. 7500 J
  b. -200,000 J
  d. 200,000 J


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nanny

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

B

Answer to Question 2

C


ARLKQ

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Reply #2 on: Jul 28, 2018
Thank you!


nanny

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Reply #3 on: Jul 28, 2018
Always glad to help...


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