Q. The semi-conductor type 2 N 34 indicates

View solution

Q. The emitter bias largely depends on

View solution

Q. A limiter circuit can be built using a diode and resistance.

View solution

Q. In saturation region JFET acts like a

View solution

Q. FET can used in

View solution

Q. Each of two cascaded stages has a voltage gain of 30. The overall gain is

View solution

Q. A two stage amplifier has an upper cutoff frequency of 2 MHz and a lower cutoff frequency of 2 MHz and a lower cut off frequency of 30 Hz. If both stages are similar, their individual upper and lower cut off frequencies respectively are

View solution

Q. A bipolar transistor is a __________ controlled devices whereas a FET is a __________ controlled devices.

View solution

Q. The input impedance of a non-inverting amplifier is very low.

View solution

Q. RC oscillator can be used upto

View solution

Q. In a N-P-N transistor of the emitter junction is reverse biased and collector junction is also reversed biased, the transistor will operate in

View solution

Q. Wide banding technique is employed in the

View solution

Q. Assertion (A): The maximum efficiency of a class B push pull amplifier is 78.5%

Reason (R): A current mirror uses a compensating diode in parallel with the emitter diode

View solution

Q. Which of the following are difficult to be fabricated in a monolithic IC?

View solution

Q. In an op-amp a common mode signal is applied to

View solution

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

View solution

Q. Which of the following op-amp circuits has zero resistance in the feedback path?

View solution

Q. In an LC filter, the ripple factor,

View solution

Q. CE mode input V-I characteristic can be shown by a plot of

View solution

Q. n-channel MOS is

View solution