What are the purposes or advantages of transformer?

What are the purposes or advantages of transformer?
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1 Answer

Answer :

Purposes
a. Electrical energy may be transmitted economically over long distance by
stepping up of voltages to reduce the line losses.
b. To distribute the low voltages at consumer side by stepping down the voltages.
 Advantages
a. Transformer is a static machine and losses are very less. There by efficiency is
high and about 95 to 98%.
b. Practically maintenance is very less.
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