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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 76 times)

ARLKQ

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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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Answer to Question 1

B

Answer to Question 2

C




nanny

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