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Author Question: When a blinking light source moves relative to you, the speed of the light A) changes but the ... (Read 138 times)

RRMR

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on: Jul 29, 2018
When a blinking light source moves relative to you, the speed of the light
 
  A) changes but the frequency of blinks remains constant.
  B) remains constant but the frequency of blinks can change.
  C) stays the same, as does the blinking frequency.

Question 2

The position of a mass that is oscillating on a spring is given by x = (17.4 cm) cos(5.46 s-1)t. Write an expression for the velocity of the particle as a function of time.
 
  What will be an ideal response?


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aprice35067

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

Answer: B

Answer to Question 2

-(95.0 cm/s) sin(5.46 s-1 )t


RRMR

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


aprice35067

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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