If the power level of an amplifier reduces to half, the db gain will fall by___________?

Related Mcqs:

An advantage of RC coupling scheme is the___________?

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

Transformer coupling is used for__________amplification?

A. Power B. Voltage C. Current D. None of the above...

Transformer coupling provides high efficiency because___________?

A. Collector voltage is stepped up B. resistance is low C. collector voltage is stepped down D. none of the above...

In an RC coupling scheme, the coupling capacitor CC must be large enough______________?

A. To pass d.c. between the stages B. Not to attenuate the low frequencies C. To dissipate high power D. None of the above...

A current amplification of 2000 is a gain of_________________?

A. 3 db B. 66 db C. 20 db D. 200 db...