A 500-W device is connected to a 100-V power source. What current ...

[formula1]

A 500-W device is connected to a 100-V power source. What current flows through this source?
 
  A) 50,000 A
  B) 200. mA
  C) 5.00 A
  D) 20.0 A
  E) 1.60  1018 electrons/s

Question 2

The Earth's lithosphere has broken up into plates because of
 
  A) earthquakes
  B) tidal forces due to the Moon
  C) tidal forces due to the Sun
  D) mantle convection

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Answer to Question 1

C

Answer to Question 2

D

[formula1]

Great answer, keep it coming

[Liamb2179]

Thanks for the timely response, appreciate it