Three identical resistors are connected in parallel to a 12. V ...

[vinney12]

Three identical resistors are connected in parallel to a 12. V battery. What is the voltage of any one of the resistors?
 
  A) 36. V
  B) 18. V
  C) 12. V
  D) 4. V
  E) 3. V

Question 2

A reversible engine takes in 40. Joules of heat, does 10. J of work, and expels 30. J of wasted heat during each cycle. If it is operated in reverse as a refrigerator, then its COP would be
 
  A) 25.
  B) 4.
  C) 3.
  D) 4.
  E) 75.

[huda]

Answer to Question 1

C

Answer to Question 2

C

[vinney12]

Gracias!

[zacnyjessica]

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