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Author Question: A pendulum clock uses a simple pendulum as its timing device. The clock is correct at noon. The next ... (Read 212 times)

bio_gurl

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A pendulum clock uses a simple pendulum as its timing device. The clock is correct at noon. The next day, when the clock reads noon, the actual time is 11:50 a.m.
 
  What is the fractional change in pendulum length that must be made so the clock runs at the correct rate?
  A)
 
  1.40 longer
  B)
 
  16.7 longer
  C)
 
  0.699 longer
  D)
 
  0.699 shorter
  E)
 
  2.84 longer

Question 2

In problems involving a slope or inclined plane, the force due to gravity is always perpendicular to the slope or the plane.
 
  Indicate whether the statement is true or false



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katheyjon

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Answer to Question 1

A

Answer to Question 2

FALSE




bio_gurl

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Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review


chjcharjto14

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Reply 3 on: Yesterday
Excellent

 

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