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Author Question: A simple pendulum takes 2.00 s to make one compete swing. If we now triple the length, how long will ... (Read 106 times)

danielfitts88

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on: Jul 29, 2018
A simple pendulum takes 2.00 s to make one compete swing. If we now triple the length, how long will it take for one complete swing?
 
  A) 6.00 s
  B) 3.46 s
  C) 2.00 s
  D) 1.15 s
  E) 0.667 s

Question 2

The speed of propagation of a transverse wave on a 2.0-m long string fixed at both ends is 200 m/s. Which one of the following is not a resonant frequency of this string?
 
  A) 25 Hz
  B) 50 Hz
  C) 100 Hz
  D) 200 Hz


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diesoon

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

B

Answer to Question 2

A


danielfitts88

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

nguyenhoanhat

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Reply 3 on: Yesterday
Excellent

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