A differential amplifier has a differential gain of 20,000 . CMRR=80 d – McqOptions

MCQOPTIONS

1.	A differential amplifier has a differential gain of 20,000 . CMRR=80 dB. The common mode gain is given by________?
A.	2
B.	1
C.	1/2
D.	0
Answer» B. 1

Discussion

No Comment Found

Related MCQs

When a transistor is connected in common emitter mode, it with have__________?
Voltage Series feedback also called series-shunt feedback) results in__________?
To prevent a DC return between source and load, it is necessary to use___________?
Three identical amplifiers with each one having a voltage gain of 50,input resistance of 1KΩ & output resistance of 250 ,are cascaded.The open circuit voltage gain of combined amplifier is_________?
Thermal runaway is not possible in FET because as the temperature of FET increases_________________?
The most commonly used amplifier in sample & hold circuits is______________?
The MOSFET switch in its on-state may be considered equivalent to_____________?
The horizontal intercept of dc load line is the same as ideal____________?
The encapsulation of transistor is necessary for__________?
The effective channel length of a MOSFET in a saturation decreases with increase in___________?