The output signal voltage and current of a power amplifier are 5V and 200 mA; the values being r.m.s. What is the power output ?
(A) 1 W
(B) 2 W
(C) 4 W
(D) None of the above
The output signal voltage and current of a power amplifier are 5V and 200 mA; the values being r.m.s. What is the power output ?
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