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This mock test of Introduction To Signals for GATE helps you for every GATE entrance exam.
This contains 10 Multiple Choice Questions for GATE Introduction To Signals (mcq) to study with solutions a complete question bank.
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QUESTION: 1

What Is the total energy of the rectangular pulse shown in figure below?

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QUESTION: 2

The signal x(t) = A cos(ωt + φ) is

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QUESTION: 3

The auto-correlation function R_{x}(τ) satisfies which one of the following properties?

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QUESTION: 4

The auto-correlation function R_{x}(τ) of the signal x(t) = V sinωt is given by

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QUESTION: 5

The sampling of a function f(t) = sin(2πf_{0}t) starts from zero-crossing. The signal can be detected, if sampling time T is

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QUESTION: 6

What is the power and energy of the unit step sequence u(n) respectively?

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QUESTION: 7

Let δ(f) is the delta function the value of integral

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QUESTION: 8

If a signal f(t) has energy ‘E’ the energy of the signal f(2t) is equal to

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and

⇒

QUESTION: 9

Consider the sequence

the conjugate anti-symmetric part of the sequence is

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QUESTION: 10

The function x(t) is shown in the figure. Even and odd parts of a unit step function u(t) are respectively

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