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An electric iron has a rating of 750W, 220V calculate current flowing through it and its resistance in use

Posted by Pramila Devi 5 years, 8 months ago

CBSE > Class 10 > Science

1 answers

Yogita Ingle 5 years, 8 months ago

GIVEN:
Power=750w
V=220volts
P=Vx I
I=P/V
=750/220
=3.40A
By ohm's law, we have V=IR
R=V/I
=220/3.40
=64.7 OHMS.
THEREFORE, The current passing through circuit is 3.40A and Resistance =64.7 OHMS.

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