an electric iron drawes a current of 34 ampere from 220 volt supply line what current will this electriv iron draw when connected in 110 volt supply line
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(1) Given V1 = 220 Volts & I1 = 34 Amp.
Resistance R= V/ I = 220/34=6.47 Ohm
(2) When connected to 110 Volts line, V2 = 110 V and I2 = V2/R =110/6.47 =17 Amp.
simply, when voltage is reduced to half, current is also reduced to half and power is deduced to 1/4 th.
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