# Assuming operational amplifier to be ideal, gain Vout/Vin  for the circuit shown in the given figure is

1.  -1

2.  -20

3.  -100

4.   -120

4

-120

Explanation :
No Explanation available for this question

# In the circuit shown in the figure if input voltage vi is 0.2V, then output voltage v0 is

1.  6V

2.  -6V

3.  8V

4.   -8V

4

6V

Explanation :
No Explanation available for this question

# For the op-amp circuit shown in figure, the voltage gain Av=v0/vi is

1.  -8

2.  8

3.  -10

4.   10

4

-8

Explanation :
No Explanation available for this question

# For the circuit shown in figure, true relation is

1.  V01=v02

2.  V01=-v02

3.  V0=2v02

4.   2V01=v02

4

V01=-v02

Explanation :
No Explanation available for this question

# In the circuit given in figure, op-amp slew rate is SR=0.5V/μs. If amplitude of input signal is 0.02 V, then maximum frequency that may be used is

4

Explanation :
No Explanation available for this question

# If thephase shift oscillator shown in the given figure operate at f=80 kHz, value of resistance Rf is

1.  236kΩ

2.  148kΩ

3.  438kΩ

4.   None of these

4

236kΩ

Explanation :
No Explanation available for this question

# for the circuit in the figure output voltage is V0=2.5 V in response to input voltage vi=5 V. Finite open-loop differential gain of the OP-AMP is

1.  5x104

2.  250.5

3.  2x104

4.   501

4

250.5

Explanation :
No Explanation available for this question

# In the circuit shown in the given figure, OP-AMP is ideal. If βF=60, then total current supplied by the 15V source is

1.  123.1mA

2.  98.3mA

3.  49.4mA

4.   168mA

4

49.4mA

Explanation :
No Explanation available for this question

# The convergence of which of the following method is sensitive to starting value

1.  false position

2.  gauss seidal method

3.  newton-Raphson method

4.  all of these

4

newton-Raphson method

Explanation :
No Explanation available for this question

# Newton-Raphson method of solution of numerical equation is not preffered when

1.  Graph of A(B) is vertical

2.  Graph of x(y) is not parallel

3.  Graph of f(x) is nearly horizontal where it crosses the x-axis

4.  None of these

4