An amplifier receives 0.1 W of input signal and delivers 15 W of signal power. What is the power gain in db?

Related Mcqs:

In an RC coupled amplifier, the voltage gain over mid-frequency range_____________?

A. Changes abruptly with frequency B. Is constant C. Changes uniformly with frequency D. None of the above...

An advantage of RC coupling scheme is the___________?

A. Good impedance matching B. Economy C. High efficiency D. None of the above...

1 db corresponds to_____________change in voltage or current level?

A. 40% B. 80% C. 20% D. 25%...

In obtaining the frequency response curve of an amplifier, the______________?

A. Amplifier level output is kept constant B. Amplifier frequency is held constant C. Generator frequency is held constant D. Generator output level is held constant...

The bandwidth of a single stage amplifier is_____________that of a multistage amplifier?

A. More than B. The same as C. Less than D. Data insufficient...