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Author Question: James moves in a circular path (radius 15.0 m) with a speed of 60.0 m/s. His ANGULAR VELOCITY is ... (Read 182 times)

jman1234

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on: Jul 27, 2018
James moves in a circular path (radius 15.0 m) with a speed of 60.0 m/s. His ANGULAR VELOCITY is
 
  A) 120/ rpm.
  B) 120 radians/s.
  C) 120. rev/s.
  D) 120 radians/s.
  E) 120/ radians/s.

Question 2

A string fixed at both ends is vibrating in its 8th harmonic.
 
  (a) How many nodes are on the string?
  (b) The 8th harmonic wavelength is what fraction of the string length?
  (c) If the 8th harmonic frequency is 976. Hz, what is the frequency of the 2nd overtone?


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Hikerman221

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Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

(a) 9 nodes
(b) 1/4
(c) 366. Hz


jman1234

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Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

Mochi

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Reply 3 on: Yesterday
Wow, this really help

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