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Author Question: Two waves are described by y1 = 6 cos(180t) and y2 = 6 cos(186t) (both in meters). What effective ... (Read 101 times)

codyclark

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on: Jul 28, 2018
Two waves are described by y1 = 6 cos(180t) and y2 = 6 cos(186t) (both in meters). What effective frequency does the resultant vibration have at a point?
 a. 92 Hz
  b. 183 Hz
  c. 6 Hz
  d. 3 Hz
  e. 366 Hz

Question 2

Two waves are described by y1 = 6cos(180t) and y2 = 6cos(186t) (both in meters). With what angular frequency does the maximum amplitude of the resultant wave vary with time?
 a. 366 rad/s
  b. 6 rad/s
  c. 3 rad/s
  d. 92 rad/s
  e. 180 rad/s


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duy1981999

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Reply #1 on: Jul 28, 2018
Answer to Question 1

b

Answer to Question 2

c


codyclark

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Reply 2 on: Jul 28, 2018
Gracias!

vickyvicksss

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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