Q. In CE amplifier

View solution

Q. The phase angle of a lag circuit is

View solution

Q. CMOS is widely used in

View solution

Q. A JFET can operate on

View solution

Q. Which of the following is the point of reference JFET?

View solution

Q. A Darlington pair consist of

View solution

Q. The ripple factor of a full wave rectifier is about 0.5

View solution

Q. Which of the following statement is false?

View solution

Q. The voltage gains of an amplifier without feedback and with negative feedback respectively are 100 and 20. The percentage of negative feedback would be.

View solution

Q. In a CE amplifier circuit, the output voltage

View solution

Q. Which of the following circuit would be preferred for a 355 KHz IF amplifier?

View solution

Q. In a series regulated power supply circuit, the voltage gain Av, of the 'pass' transistor satisfies the condition

View solution

Q. Assertion (A): In CC amplifier the collector is at ac ground

Reason (R): CC amplifier is also called emitter follower

View solution

Q. The circuit consisting of two transistor connected in series with the d.c. supply voltage is called

View solution

Q. Common emitter transistor has

View solution

Q. The purpose of using negative feedback in a op-amps is to

View solution

Q. A transistor amplifier with 85% efficiency is expected to be

View solution

Q. The advantage of transistor over vacuum tube is

View solution

Q. Which of the following is necessary transistor action?

View solution

Q. If the changes in zener current in a voltage regulator circuit are too large, it can be corrected by using a

View solution