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Author Question: In which of the following processes does the system's total mass change? A) An automobile speeds ... (Read 155 times)

fahad

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on: Jul 29, 2018
In which of the following processes does the system's total mass change?
 
  A) An automobile speeds up.
  B) A rubber ball is squeezed.
  C) The total mass changes in both of the above processes.
  D) The total mass changed in neither of the above processes.

Question 2

A particular motor can provide a maximum torque of 110 N  m. Assuming that all of this torque is used to accelerate a solid, uniform, cylindrical flywheel of mass 10.0 kg and radius 3.
 
  00 m, how long will it take for the flywheel to accelerate from rest to A) 3.33 s
  B) 2.83 s
  C) 4.03 s
  D) 4.36 s


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Anton

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

C

Answer to Question 2

A


fahad

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Reply #2 on: Jul 29, 2018
Thank you!


Anton

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Reply #3 on: Jul 29, 2018
Always glad to help...


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