IF a current in a bulb is 3A . if it has 40 ohm resistance then what is the power generated by it.

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Ursula Arthur · Answer

Current is 3A and resistance is 40 ohms from power(P)=VI ...(equation 1) But V=I R .....(equation 2) We substitute equation 2 into equation 1. P=I (I R) P=3(3×40) P=3×120 P=360 Watt

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IF a current in a bulb is 3A . if it has 40 ohm resistance then what is the power generated by it.

IF a current in a bulb is 3A . if it has 40 ohm resistance then what is the power generated by it.

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IF a current in a bulb is 3A . if it has 40 ohm resistance then what is the power generated by it.

IF a current in a bulb is 3A . if it has 40 ohm resistance then what is the power generated by it.

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