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4 November, 22:41

The power in an electrical circuit is given by the equation P=i^2R, where I is the current flowing through the circuit and R is the resistance of the circuit. What is the current in a circuit that has a resistance of 2 ohms and a power of 14 watts?

A. 7.0 amps

B. 0.14 amps

C. 2.6 amps

D. 0.38 amps

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Answers (2)
  1. 4 November, 22:48
    0
    P=RI²=>I=√ (P/R) = √ (14/2) = √7=2,6 A

    The correct answer is C
  2. 5 November, 01:21
    0
    C I don't kno if that's right I just put that so I can get my answer to my question
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