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Author Question: A wheel of diameter 0.70 m rolls on the floor without slipping. A point at the top of the wheel ... (Read 116 times)

fagboi

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on: Jul 29, 2018
A wheel of diameter 0.70 m rolls on the floor without slipping. A point at the top of the wheel moves with a speed 2.0 m/s relative to the floor.
 
  (a) At what speed is the central axis of the wheel moving relative to the floor?
  (b) What is the angular speed of the wheel?

Question 2

Mort observes Velma's light-clock, as Velma passes. He observes that, during a 1 second tick of her clock, her light beam travels
 
  A) 300,000 km.
  B) a distance of one light year.
  C) less than 300,000 km.
  D) further than 300,000 km.
  E) no distance at all.


snackralk

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

(a) 1.0 m/s (b) 2.9 rad/s

Answer to Question 2

D


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