1.

Most of the electricity carrying wires along the roads do not have a plastic covering like the wires used at homes. But why is there no substantial loss of energy?                             

A.  Air is not affected by gravity.         
B.  Air is a bad conductor of electricity.
C.  Electricity flows very fast near highways.
D.  Current rating is high near highways.
Answer» C.  Electricity flows very fast near highways.


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