Question

What is the function of earth wire ? why is it necessary to the earth metallic appliances ?

Answer 1

Answer:

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Explanation:

the metallic body of electric appliances is connected to the earth wire so that any leakage of electric current is transferred to the ground this prevents severeelectric shock to the user that is why earthing of the electrical appliances is necessary .

Answer 2

$\bf\huge\underline\mathtt\purple{Question}$

What is the function of earth wire ? why is it necessary to the earth metallic appliances ?

$\bf\huge\underline\mathtt\pink{Answer}$

The earth wire is connected to a metallic plate deep the inside the earth. In this way, the metallic body of the appliance is connected to the earth, which provides a low resistance conducting path for electric current. Hence, any leakage of current to the metallic body of appliance keeps the potential to that of Earth. The user might not get a severe electric shock on touching such an appliance.