For a heater rated at 4.4kW,220V . Calculate the current drawn by the heater.
40A
20A
12.6A
0A
A
20A
B
0A
C
40A
D
12.6A
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Solution
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Given:
V=220 volts
P=4.4kW=4400W
Since, P=VI
Current drawn by heater I=PV=4400220=20A
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