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 ?

Related Mcqs:

The size of a power transistor is made considerably large to________________?

A. Provide easy handling B. Dissipate heat C. Facilitate connections D. None of the above...

Power amplifiers handle ______________ signals compare to voltage amplifiers?

A. Small B. Very small C. Large D. None of the above...

Class_____________ power amplifier has the highest collector efficiency ?

A. C B. A C. B D. AB...

The most important consideration in power amplifier is __________________?

A. Biasing the circuit B. Collector efficiency C. To keep the transformer cool D. None of the above...

The class B push-pull circuit can deliver 100 W of a.c. output power. What should be the minimum power rating of each transistor ?

A. 20 W B. 40 W C. 10 W D. 80 W...