Analog Circuits [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 195 - 200 of 249

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Question 195

Analog Circuits
Multi-Stage, Differential, Feedback, Power and Operational

Appeared in Year: 2010

Question

MCQ▾

In a uniformly doped BJT, assume that , and are the emitter, base and collector doping in atoms/cm3, respectively. If the emitter injection efficiency of the BJT is close unity, which one of the following condition is TRUE?

Choices

Choice (4)Response

a.

b.

c.

d.

Question 196

Analog Circuits
Biasing, Bias Stability

Appeared in Year: 2010

Question

MCQ▾

Assuming the OP-AMP to be ideal, the voltage gain of the amplifier shown below is

The OP-AMP to be Ideal, the Voltage Gain

Choices

Choice (4)Response

a.

b.

c.

d.

Passage

Consider the common emitter amplifier shown below with the following circuit parameters:

Consider the Common Emitter Amplifier

Question 197 (1 of 2 Based on Passage)

Analog Circuits
Mid-Frequency Small Signal Analysis and Frequency Response

Appeared in Year: 2010

Question

MCQ▾

The resistance seen by the source vs is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 198 (2 of 2 Based on Passage)

Analog Circuits
Mid-Frequency Small Signal Analysis and Frequency Response

Appeared in Year: 2010

Question

MCQ▾

The lower cut-off frequency due to is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 199

Appeared in Year: 2014 (UGC-NET)

Question

MCQ▾

The C. E. configuration is normally preferred because it provides: (December)

i. Voltage gain

ii. Current gain

iii. Power gain

iv. Stability

Which is correct?

Choices

Choice (4)Response

a.

i, ii, iii

b.

ii, iii

c.

i, ii

d.

ii, iii, iv

Question 200

Analog Circuits
Clipping, Clamping and Rectifiers

Appeared in Year: 2014 (UGC-NET)

Question

MCQ▾

Consider the following statements regarding an RC phase shift oscillator: (December)

i. Amplifier gain is positive.

ii. Amplifier gain is negative.

iii. Phase shift introduced by the feedback network is 180°.

iv. Phase shift introduced by the feedback network is 360°.

Which is correct?

Choices

Choice (4)Response

a.

i, iv

b.

ii, iii

c.

i, ii

d.

i, iii

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