Q.1.
In the initial stages of a multistage amplifier, we use ___________
Q.2.
A radio receiver has ___________ of amplification
Q.3.
RC coupling is used for ___________ amplification
Q.4.
Transformer coupling is used for ___________ amplification
Q.5.
The gain of an amplifier is expressed in db because ___________
Q.6.
The number of stages that can be directly coupled is limited because
Q.7.
If the power level of an amplifier reduces to half, the db gain will fall by .
Q.8.
A current amplification ofis a gain of ___________
Q.9.
RC coupling is not used to amplify extremely low frequencies because