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Author Question: An object is executing simple harmonic motion. What is true about the acceleration of this object? ... (Read 101 times)

dalyningkenk

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on: Jul 29, 2018
An object is executing simple harmonic motion. What is true about the acceleration of this object? (There may be more than one correct choice.)
 
  A) The acceleration is a maximum when the displacement of the object is a maximum.
  B) The acceleration is a maximum when the speed of the object is a maximum.
  C) The acceleration is a maximum when the displacement of the object is zero.
  D) The acceleration is zero when the speed of the object is a maximum.
  E) The acceleration is a maximum when the object is instantaneously at rest.

Question 2

The position x of an object varies with time t. For which of the following equations relating x and t is the motion of the object simple harmonic motion? (There may be more than one correct choice.)
 
  A) x = 5 sin23t
  B) x = 8 cos 3t
  C) x = 4 tan 2t
  D) x = 5 sin 3t
  E) x = 2 cos(3t - 1)


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samiel-sayed

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

A, D, E

Answer to Question 2

B, D, E


dalyningkenk

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Reply 2 on: Jul 29, 2018
Gracias!

flexer1n1

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Reply 3 on: Yesterday
Excellent

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