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IV Semester-6

Authored by Amit Garg

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IV Semester-6
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20 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Common-mode gain signifies:

Increase the noise

Ability to reject common mode signals like noise, interference

Increase the distortion

All of the above

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Slew rate is defined as the:

Minimum rate of change of output voltage with time

Moderate rate of change of output voltage with time

Maximum rate of change of output voltage with time

None of the above

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Op-amp integrator uses:

Capacitor as feedback element

Resistor as feedback element

Inductor as feedback element

A simple wire as feedback element

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The ramp voltage at the output of an op-amp integrator

increases or decreases exponentially

is constant

is always increasing and never decreasing at linear rate

increases or decreases at a linear rate

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

In an amplifier with negative feedback, the bandwidth is

increased by a factor of β

decreased by a factor of β

increased by a factor of (1+Aβ)

not affected at all by the feedback

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

When a step-input is given to an op-amp integrator, the output will be

a ramp

a triangular wave with dc bias

a square wave

both 1 and 2

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

If the value of resistor Rf in an averaging amplifier circuit is equal to the value of one input resistor divided by the number of inputs, the output will be equal to

the average of the individual inputs

the inverted average of the individual inputs

the inverted sum of the individual inputs

the sum of the individual inputs

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