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Author Question: A stalled car is being pushed up a hill at constant velocity by three people. The net force on the ... (Read 64 times)

bobypop

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A stalled car is being pushed up a hill at constant velocity by three people. The net force on the car is
 
  A) zero.
  B) up the hill and equal to the weight of the car.
  C) down the hill and equal to the weight of the car.
  D) up the hill and greater than the weight of the car.
  E) down the hill and greater than the weight of the car.

Question 2

You are walking holding on to the axle of a spinning bicycle wheel with one hand on either side of the wheel. The top part of the wheel is moving away from you and the bottom is moving toward you and the axle is horizontal.
 
  As you start to turn left, you feel the right side of the axle A) push on your right hand toward the left.
  B) push on your right hand toward you.
  C) pull on your right hand away from you.
  D) push on your right hand vertically up.
  E) push on your right hand vertically down.



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Melissahxx

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Answer to Question 1

A

Answer to Question 2

E





 

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