Which one of the following terms cannot represent electrical power in a circuit?
- A. VI
- B. I^{2}/R ✓
- C. I^{2}R
- D. V^{2}/R
Correct Answer: B. I^{2}/R
Explanation
Electrical power is given by the formulas P = VI, P = I^{2}R, and P = V^{2}/R. The expression I^{2}/R is dimensionally incorrect for power.
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