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Author Question: You are moving at a speed (2/3)c relative to Randy, and Randy shines a light toward you. At what ... (Read 340 times)

123654777

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on: Jul 29, 2018
You are moving at a speed (2/3)c relative to Randy, and Randy shines a light toward you. At what speed do you see the light passing you by?
 
  A) (1/3)c
  B) (2/3)c
  C) (4/3)c
  D) c
  E) It depends on whether you are moving towards or away from Randy.

Question 2

A series RLC circuit has a 100- resistor, 2.0-mH inductor and a 4.0-F capacitor connected across a 120-V rms AC source at (1000/) Hz. What is the power factor of this circuit?
 
  A) 0.54
  B) 0.64
  C) 0.74
  D) 0.84
  E) 0.94


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mcinincha279

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

D

Answer to Question 2

B


123654777

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Reply 2 on: Jul 29, 2018
Excellent

ecabral0

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

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