GATE (Graduate Aptitude Test in Engineering) Electronics: Questions 305 - 307 of 1076

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Question 305

Multi-Stage, Differential, Feedback, Power and Operational

Appeared in Year: 2018 (UGC-NET)

Question

MCQ▾

In a voltage series feedback amplifier with load , if is the input resistance without feedback, then the input resistance with feedback is: (July)

(A)

(B)

(C)

(D)

Choices

Choice (4)Response

a.

1) and 3) are correct

b.

1) and 4) are wrong

c.

3) and 1) are wrong

d.

2) and 4) are wrong

Question 306

Oxidation, Diffusion, Ion Implantation

Appeared in Year: 2018 (UGC-NET)

Question

MCQ▾

Which of the following statements are correct?

1) CMOS has higher speed and smaller power than BJT.

2) CMOS ICs inputs should never be left unconnected as it may damage the device.

3) CMOS ICs with Schmitt trigger inputs are used for better noise immunity.

4) CMOS is most popular logic family in VLSI Technology. (July)

Choices

Choice (4)Response

a.

1) , 2) and 4) are correct

b.

2) , 3) and 4) are correct

c.

1) , 3) and 4) are correct

d.

1) , 2) and 3) are correct

Question 307

Boolean Algebra, Minimization of Functions

Appeared in Year: 2018 (UGC-NET)

Question

MCQ▾

The advantage/disadvantage of Schottky TTL logic circuit over Standard TTL logic circuit is that: (July)

Choices

Choice (4)Response

a.

It provides low power consumption.

b.

It provides simple circuitry.

c.

It gives low switching speed.

d.

It virtually eliminates saturation delay time.

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