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Question
Two resistors A and B of 4 Ω and 6 Ω, respectively are connected in parallel. The combination is connected across a 6 volt battery of negligible resistance. Calculate the power dissipated in each resistor.
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Solution
The effective resistance of 4 Ω and 6 Ω in parallel
The power dissipated in 4 Ω
P = `(6 xx 6)/4`
= 9 W
Power dissipated in 6 Ω
P = `(6 xx 6)/6`
= 6 W
B = 6 W
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