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Author Question: A 1.00-kg mass is attached to a spring hanging vertically and hangs at rest in the equilibrium ... (Read 173 times)

hubes95

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on: Jul 29, 2018
A 1.00-kg mass is attached to a spring hanging vertically and hangs at rest in the equilibrium position. The spring constant of the spring is 1.00 N/cm. The mass is pulled downward 2.00 cm and released.
 
  What is the speed of the mass when it is 1.00 cm above the point from which it was released? A)
 
  0.0443 m/s
  B)
 
  1.67 m/s
  C)
 
  0.0201 m/s
  D)
 
  1.73 m/s
  E)
 
  The mass will not reach the height specified.

Question 2

At what rate would the current in a 100-mH inductor have to change to induce an emf of 1000 V in the inductor?
 
  A) 10 A/s B) 1 A/s C) 10,000 A/s D) 1000 A/s E) 100 A/s

Question 3

The region from the origin to the elastic limit on an applied force versus elongation graph for a typical metal under tension is referred to as the
 
  A)
 
  elastic region.
  B)
 
  proportional region.
  C)
 
  plastic region.
  D)
 
  ultimate strength region.
  E)
 
  breaking region.


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cclemon1

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

D

Answer to Question 2

Thank you for answering this question.

Answer to Question 3

A


hubes95

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Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

lindahyatt42

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  • Posts: 322
Reply 3 on: Yesterday
Gracias!

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