In the differential voltage gain & the common mode voltage gain of a differential amplifier are 48db & 2db respectively, then its common mode rejection ratio is________________?

Related Mcqs:

For an op-amp having differential gain Av and common-mode gain Ac the CMRR is given by___________?

A. Av + Ac B. Av / Ac C. 1 + Av / AC. D. Ac / Av...

The output voltage Vo of the above circuit is____________?

A. -6V B. -5V C. -1.2V D. -0.2V...

A differential amplifier has a differential gain of 20,000. CMMR=80dB. The common mode gain is given by_______________?

A. 2 B. 1 C. 1/2 D. 0...

Differential amplifiers are used in______________?

A. Instrumentation amplifiers B. Voltage followers C. Voltage regulators D. Buffers...

Which of the following amplifier is used in a digital to analog converter?

A. Non inverter B. Voltage follower C. Summer D. Difference amplifier...