NTA-NET (Based on NTA-UGC) Electronic Science (Paper-II): Questions 31 - 34 of 124

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Question number: 31

» Digital Electronics » AD and DA Converters

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Appeared in Year: 2018

MCQ▾

Question

Which of the following statements are correct for the A/D converters:

1) The advantage of using a dual slope A/D converter in a digital voltmeter is that its accuracy is high.

2) The number of comparators in a -bit flash A/D converters is .

3) The minimum number of comparators required to build an -bit flash A/D converters is .

4) The number of comparators required in a 3-bit comparator type A/D converters is . (July)

Choices

Choice (4) Response

a.

1) and 2) are correct

b.

2) and 3) are correct

c.

1), 2), 3) and 4) are correct

d.

1), 3) and 4) are correct

Question number: 32

» Microwave Communications » Rectangular Waveguide

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Appeared in Year: 2018

MCQ▾

Question

The cut-off frequency of TEM wave is: (July)

Choices

Choice (4) Response

a.

Zero.

b.

GHz.

c.

d.

Moderate.

Question number: 33

» Solid State Device and Fabrication » PN Junction

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Appeared in Year: 2018

MCQ▾

Question

In an abrupt p-n junction if , then the barrier potential is: (July)

1)

2)

3)

4)

Choices

Choice (4) Response

a.

1) is correct but 3) is wrong

b.

2) is correct but 4) is wrong

c.

3) is correct but 1) is wrong

d.

4) is correct but 2) is wrong

Question number: 34

» Microprocessor and Microcontroller » Programming

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Appeared in Year: 2018

MCQ▾

Question

JMP in is an example of________. (July)

Choices

Choice (4) Response

a.

Byte instruction

b.

Byte instruction

c.

Byte instruction

d.

None of the above