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Author Question: A cylinder of radius 8.0 cm rolls 20 cm in 5.0 s without slipping. Through how many degrees does the ... (Read 199 times)

rlane42

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on: Jul 29, 2018
A cylinder of radius 8.0 cm rolls 20 cm in 5.0 s without slipping. Through how many degrees does the cylinder turn during this time?
 
  What will be an ideal response?

Question 2

Velma passes Mort at a high speed. According to Mort, his clock has progressed by one hour while Velma's clock progressed by only 40 minutes. What does Velma observe?
 
  A) Mort's clock progressed by one hour while Velma's clock progressed by 80 minutes.
  B) Mort's clock progressed by 40 minutes while Velma's clock progressed by one hour.
  C) Mort's clock progressed by one hour while Velma's progressed by 40 minutes.
  D) both clocks progressed by one hour.
  E) The answer cannot be determined, because we don't know Velma's speed.


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anyusername12131

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

140

Answer to Question 2

B


rlane42

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


anyusername12131

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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