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Author Question: Doubling the number of loops of wire in a coil produces what kind of change on the induced emf, ... (Read 39 times)

segrsyd

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on: Jul 27, 2018
Doubling the number of loops of wire in a coil produces what kind of change on the induced emf, assuming all other factors remain constant?
 
  A) The induced emf is 4 times as much.
  B) There is no change in the induced emf.
  C) The induced emf is twice as much.
  D) The induced emf is times as much.
  E) The induced emf is 3 times as much.

Question 2

The volume coefficient of thermal expansion for gasoline is 9.50  10-4 per degree C. By how much does the volume of 1 L of gasoline change when the temperature rises from 20.C to 40.C?
 
  A) 37. cm3
  B) 6.0 cm3
  C) 19. cm3
  D) 24. cm3
  E) 12. cm3


AaaA

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

C


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