BPSC – Combined Competitive Examination · வினா 128
Which term in the following does NOT represent electric power in an electric circuit?
விடையைக் காட்டு & விளக்கம்
விடை: (A) IR
விளக்கம்
Power P = VI = I²R = V²/R. IR is just voltage by Ohm's law.
- (A) சரி
Correct: IR equals voltage (V), not power.
- (B) தவறு
Wrong: P = I²R is a valid power expression.
- (C) தவறு
Wrong: P = VI is a valid power expression.
- (D) தவறு
Wrong: P = V²/R is a valid power expression.