two tungsten bulbs of power 50W and 60W work on 220V potential difference. if they are connected in parallel, how much current will flow in the main conductor?
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Answered by
25
The answer is 0.5 Ampere
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Answered by
71
P1= 50 W
P2= 60 W
V =220 V
I =?
Therefore Total Power(P) = P1+P2
= 110 W
P = V × I
110 = 220 × I
110/220 = I
I = 0.55 A
Therefore 0.55 A current will flow in the main conductor.
P2= 60 W
V =220 V
I =?
Therefore Total Power(P) = P1+P2
= 110 W
P = V × I
110 = 220 × I
110/220 = I
I = 0.55 A
Therefore 0.55 A current will flow in the main conductor.
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