NTA-NET (Based on NTA-UGC) Electronic Science (Paper-II): Questions 92 - 94 of 124

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Question number: 92

» Microwave Communications » Antenna Parameters

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Appeared in Year: 2018

Match List-Ⅰ List-Ⅱ▾

Question

Match the following lists: (July)

List-Ⅰ (Column-I) List-Ⅱ (Column-II)

(A)

Effective Area

(i)

(B)

Directivity

(ii)

(C)

Directive Gain

(iii)

(D)

Power Gain

(iv)

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (ii)
  • (iii)
  • (i)
  • (iv)

b.

  • (ii)
  • (iv)
  • (iii)
  • (i)

c.

  • (i)
  • (ii)
  • (iv)
  • (iii)

d.

  • (iv)
  • (iii)
  • (ii)
  • (i)

Question number: 93

» Linear Integrated Circuits and Op-Amps » Single Stage Amplifiers

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Appeared in Year: 2018

MCQ▾

Question

Arrange the following amplifier in the increasing order of their Current Gain

1) Common-emitter amplifier

2) Common-base amplifier

3) Darlington amplifier in common-emitter configuration

4) Common-collector amplifier

(July)

Choices

Choice (4) Response

a.

1), 2), 3), 4)

b.

3), 4), 1), 2)

c.

2), 1), 4), 3)

d.

4), 3), 2), 1)

Question number: 94

» Digital Electronics » Boolean Algebra and Minimization Techniques

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Appeared in Year: 2018

Assertion-Reason▾

Question

Assertion (Ꭺ)

The hexadecimal numbers are first converted into binary numbers and operations are performed using binary representation of hexadecimal numbers using rules of binary numbers. (July)

Reason (Ꭱ)

The information can be handled in hexadecimal form in digital circuits but it is easier to enter information using binary numbers.

Choices

Choice (4) Response

a.

Ꭺ is false but Ꭱ is true

b.

Ꭺ is true but Ꭱ is false

c.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

d.

Both Ꭺ and Ꭱ are false