1.
Which of the following oscillators is suitable for frequencies in the range of mega hertz?
2.
To prevent a DC return between source and load, it is necessary to use ………………
3.
The load impedance ZL of a CE amplifier has R and L in series. The phase difference between output and input will be
4.
The action of JFET in its equivalent circuit can best be represented as a
5.
In a CB amplifier the maximum efficiency could be
6.
In a pn junction diode under reverse bias, the magnitude of electric field is maximum at
7.
To prevent a DC return between source and load , it is necessary to use  ………….
8.
The cascade amplifier is a multistage configuration of ………….
9.
Which of the following statement is true ?
Negative feedback in an amplifier
10.
The most commonly used amplifier in sample and hold circuit is