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how many ohms 176 resistors in parallel are required to carry 5A on 220 volt line.
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Voltage = 220 V
Current = 5 A
Resistance = 44ohm
Resistance of 44ohm is required
we know resistance in parallel
If we have same resistors is
R = R'/N
where n is number of resistor used
Here R' = 176ohm and R is 44ohm
n = R'/R = 176/44 = 4
Number of resistors used = 4
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