1.

What is the role of the earth wire in domestic circuits ?

Answer»

Solution :(i) The earth WIRE PROVIDES a LOW resistance path to the electric current .
(ii) The earth wire sends the current from the body of the appliance to the Earth, wherever a live wire accidentally TOUCHES the body of the metallic electric appliance.
(iii) Thus, the earth wire serves as a protechtive, which saves US from electric shocks.


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