Q. 144.5( 2 Votes )

You are given fol

Answer :

i. The current in the first graph is direct current (DC) as it is changing with respect to time, i.e., the value of current is constant whereas in the second graph the value of current is changing with respect to time, i.e., it is an Alternating Current (AC).

ii. The dry cells which we use in our daily lives is a very common source of DC source. And the power supply to our houses is a very common example of AC source.

iii. The frequency of the AC supply in India is 50 Hz.


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