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Author Question: You shine a beam of monochromatic light from Earth to an astronaut friend in orbit. The light your ... (Read 105 times)

kamilo84

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on: Jul 29, 2018
You shine a beam of monochromatic light from Earth to an astronaut friend in orbit. The light your friend receives, relative to light from an equivalent source on the spaceship, is slightly
 
  A) slower in speed.
  B) higher in speed.
  C) neither of these

Question 2

A 1.50-H inductor is connected in series with a 200- resistor through a 15.0-V dc power supply and a switch. If the switch is closed at t = 0 s, what is the energy stored by the inductor 20.0 ms after the switch is closed?
 
  A) 0.910 mJ
  B) 1.83 mJ
  C) 3.65 mJ
  D) 7.31 mJ
  E) 5.48 mJ


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kardosa007

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

Answer: C

Answer to Question 2

C


kamilo84

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Reply 2 on: Jul 29, 2018
Excellent

shewald78

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Reply 3 on: Yesterday
Wow, this really help

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