(i) Name the transformer used in the power transmitting station of a power plant. (ii) What type of current is transmitted from the power station? (iii) At what voltage is this current available to our household?
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Solution
(i) Step-up transformer is used to step-up the generating power in power plant. (ii) Alternating Current (A.C.) is transmitted from the power station. (iii) This current (A.C.) available to our household is at 220V.