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Author Question: The purpose of the third prong on a common electric plug of an appliance is A) to handle ... (Read 61 times)

Shelles

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The purpose of the third prong on a common electric plug of an appliance is
 
  A) to handle three-phase electricity.
  B) to provide an alternate live wire.
  C) to connect the appliance to zero ground potential.
  D) a substitute for a safety fuse.
  E) all of the above

Question 2

The density of aluminum is 2700 kg/m3. If transverse waves propagate at 34 ,s in a 4.6-mm diameter aluminum wire, what is the tension on the wire?
 
  A) 52 N
  B) 31 N
  C) 42 N
  D) 62 N



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ErinKing

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Answer to Question 1

Answer: C

Answer to Question 2

A



Shelles

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Both answers were spot on, thank you once again



ErinKing

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