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Author Question: A 10.0-kg box starts at rest and slides 6.0 m down a ramp inclined at an angle of 10 with the ... (Read 87 times)

olgavictoria

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on: Jul 28, 2018
A 10.0-kg box starts at rest and slides 6.0 m down a ramp inclined at an angle of 10 with the horizontal. If there is no friction between the ramp surface and crate, what is the velocity of the crate at the bottom of the ramp? (g = 9.8 m/s2)
 a. 6.1 m/s
  c. 10.7 m/s
  b. 3.5 m/s
  d. 4.5 m/s

Question 2

A quantity of monatomic ideal gas expands adiabatically from a volume of 2.0 liters to 4.0 liters. If the initial pressure is P0, what is the final pressure?
 a. 9.0P0
  c. 0.31P0
  b. 6.2P0
  d. 0.16P0


trog

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

D

Answer to Question 2

C


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olgavictoria

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Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


trog

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Reply #3 on: Jul 28, 2018
Great! Please up vote :D


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