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5/02/2011

The power dissipated by a resistor of 10Ω when a current of 2A passes through it is:

The power dissipated by a resistor of 10Ω when a current of 2A passes through it is:
 (a) 0.4W
(b) 20W
(c) 40W
(d) 200W

Answers
(c) 40W

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