A. 795mV
B. 395mV
C. 795mV
D. 39.5mV
Related Mcqs:
- A 741-Type OP-AMP has a gain-bandwith product of 1MHz. A non-inverting amplifier using this opamp & having a voltage gain of 20db will exhibit -3db bandwidth of______________?
A. 50KHz
B. 100KHz
C. 1000/17KHz
D. 1000/7.07KHz - An opamp has a slew rate of 5V/ S. the largest sine wave o/p voltage possible at a frequency of 1MHz is____________?
A. 10 V
B. 5 V
C. 5V
D. 5/2 V - An OPAMP has a slew rate of 5 V/μ S .The largest sine wave O/P voltage possible at a frequency of 1 MHZ is_______________?
A. 10 volts
B. 5 volts
C. 5/ volts
D. 5/2 volts - The approximate input impedance of the opamp circuit which has Ri=10k, Rf=100k, RL=10k?
A. ∞
B. 120k
C. 110k
D. 10k - The two input terminals of an opamp are labeled as______________?
A. High and low
B. Positive and negative
C. Inverting and non inverting
D. Differential ans non differential - 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 - 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________________?
A. 23dB
B. 25dB
C. 46dB
D. 50dB - The closed-loop voltage gain of an inverting amplifier equal to______________?
A. The ratio of the input resistance to feedback resistance
B. The open-loop voltage gain
C. The feedback resistance divided by the input resistance
D. The input resistance - 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 - Which of the following amplifier is used in a digital to analog converter?
A. Non inverter
B. Voltage follower
C. Summer
D. Difference amplifier
