When an electric heater is connected with 220v line it's consumes 4.4kw power. Calculate the current passing through the heater and resistance toof the heater so me solution
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When an electric heater is connected on 220 V line, V is constant so here the relation P = VI is adequate
P=VI
4.4kw = 220v × I
I = 4.4kw/220v
I = 4400/220 A
I = 20A
Resistance can be calculated by ohm's law
R = V/I
R = 220/20
R = 11Ω
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