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Author Question: If an electric drill has a case ground, this means 1.its case has been ground to a shiny surface. ... (Read 40 times)

c0205847

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on: Jul 28, 2018
If an electric drill has a case ground, this means
  1.its case has been ground to a shiny surface.
  2.the drill uses a two-prong plug.
  3.the hot wire and the second wire are both attached to ground.
  4.the case of the drill is grounded separately using a third wire.

Question 2

Kirchhoff's loop rule is equivalent to which of the following principles?
  1.conservation of charge
  2.conservation of energy
  3.conservation of mass
  4.conservation of force


taylorsonier

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Reply #1 on: Jul 28, 2018
Answer to Question 1

4

Answer to Question 2

2


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