Networks, Signals and Systems-LTI Systems [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 1 - 3 of 22

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Question 1

LTI Systems
Poles and Zeros

Appeared in Year: 2018 (UGC-NET)

Question

MCQ▾

Consider the following statements regarding poles and zeroes of network function.

1) The total number of poles is equal to the total number of zeroes in rational network function.

2) The poles and zeroes of a network function determine the magnitude of the response.

3) The poles of a network function determine the waveform of the time variation of the response.

Which of the above statements are correct? (July)

Choices

Choice (4)Response

a.

1) and 2) only

b.

2) and 3) only

c.

1) and 3) only

d.

1) , 2) and 3)

Question 2

LTI Systems
Digital Filter Design Techniques

Appeared in Year: 2019

Question

MCQ▾

It is desired to find three-tap causal filter which gives zero signal as an output to an input of the form

Where c1 and c2 are arbitrary real numbers. The desired three-tap filter is given by And .

What are the values of the filter taps a and b if the output is for all n, when x [n] is as given above? (Carry One Mark Each)

Three-Tap Causal Filter

Choices

Choice (4)Response

a.

b.

c.

d.

Question 3

LTI Systems
Impulse Response

Appeared in Year: 2010

Question

MCQ▾

Consider the pulse shape as shown. The impulse response of the filter matched to this pulse is

Consider the Pulse Shape S (T) as Shown

Choices

Choice (4)Response

a.

The Impulse Response H (T)

b.

The Impulse Response H (T)

c.

The Impulse Response H (T)

d.

The Impulse Response H (T)

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