The output voltage Vo of the above circuit is____________?

Related Mcqs:

1. In the above circuit the current ix is___________?

   A. 0.6A
   B. 0.5A
   C. 0.2A
   D. 1/12A

2. 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

3. 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

4. A non inverting closed loop op amp circuit generally has a gain factor______________?

   A. Less than one
   B. Greater than one
   C. Of zero
   D. Equal to one

5. The approximate input impedance of the opamp circuit which has Ri=10k, Rf=100k, RL=10k?

   A. ∞
   B. 120k
   C. 110k
   D. 10k

6. 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

7. 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

8. 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

9. When a step-input is given to an op-amp integrator, the output will be______________?

   A. A ramp
   B. A sinusoidal wave
   C. A rectangular wave
   D. A triangular wave with dc bias

10. The ideal OP-AMP has the following characteristics

    A. Ri=∞ ,A=∞ ,R0=0
    B. Ri=0 ,A=∞ ,R0=0
    C. Ri=∞ ,A=∞ ,R0=∞
    D. Ri=0 ,A=∞ ,R0=∞