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Author Question: A maximum in the potential energy curve represents a point of A) neutral equilibrium. B) ... (Read 72 times)

segrsyd

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on: Jul 29, 2018
A maximum in the potential energy curve represents a point of
 
  A)
 
  neutral equilibrium.
  B)
 
  stable equilibrium.
  C)
 
  unstable equilibrium.
  D)
 
  positive equilibrium.
  E)
 
  negative equilibrium.

Question 2

An airplane flying faster than the speed of sound of 340 m/s produces a shock wave with an angle 0 = 50. What is the speed of the plane?
 
  A)
 
  490 m/s
 
  B)
 
  530 m/s
 
  C)
 
  390 m/s
 
  D)
 
  440 m/s
 
  E)
 
  405 m/s


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maya.nigrin17@yahoo.com

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

C

Answer to Question 2

D


segrsyd

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


maya.nigrin17@yahoo.com

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


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