Networks, Signals and Systems [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 1 - 4 of 141

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Question 1

Networks, Signals and Systems
Superposition, Thevenin and Norton's, Maximum Power Transfer

Appeared in Year: 2017 (UGC-NET)

Question

MCQ▾

Consider the following statements:

(1) Tellegen՚s theorem is applicable to any lumped networks

(2) The reciprocity theorem is applicable to linear bilateral networks

(3) Thevenin՚s theorem is applicable to two - terminal linear active networks

(4) Norton՚s theorem is applicable to two - terminal linear active networks

Which of the above statements are correct (November paper 2)

Choices

Choice (4)Response

a.

(1) , (2) , (3) and (4)

b.

(1) , (2) and (3) only

c.

(1) , (2) and (4) only

d.

(2) , (3) and (4) only

Question 2

Networks, Signals and Systems
Time Domain Analysis of Simple Linear Circuits

Appeared in Year: 2018 (UGC-NET)

Question

Match List-Ⅰ List-Ⅱ▾

Match the following:

List-Ⅰ (Column-I)List-Ⅱ (Column-II)
(A)

Am bipolar diffusion constant

(i)

(B)

Constant γ

(ii)

(n + p) DnDp/nDn + pDp

(C)

Am bipolar diffusion constant of the excess carriers

(iii)

(D)

Diffusion constant for holes

(iv)

Choices

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

a.

  • (ii)
  • (iii)
  • (i)
  • (iv)

b.

  • (iii)
  • (ii)
  • (i)
  • (iv)

c.

  • (iii)
  • (iv)
  • (ii)
  • (i)

d.

  • (iv)
  • (i)
  • (ii)
  • (iii)

Question 3

Networks, Signals and Systems
Fourier Series and Fourier Transform Representations

Appeared in Year: 2018 (UGC-NET)

Question

MCQ▾

The Laplace transform of a signal is given as; . The signal will be: (July)

Choices

Choice (4)Response

a.

b.

c.

d.

Question 4

Networks, Signals and Systems
Fourier Series and Fourier Transform Representations

Appeared in Year: 2018 (UGC-NET)

Question

MCQ▾

Consider the following statement regarding z- transform:

1) The z-transform replaces the Laplace transform for sampled- data system.

2) The z-transform replaces the Laplace transform for continuous- data system.

3) The z- transforms provides direct parallels to the s-plane analysis of transients, steady state errors, stability, etc.

4) We cannot map points on s-plane to points on z-plane.

Which of the above statements are correct? (July)

Choices

Choice (4)Response

a.

2) , 3) and 4) only

b.

1) and 3) only

c.

1) and 4) only

d.

1) , 2) and 4) only

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