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QUESTION: 1

For the signal c(t) given below:

The odd components of the signal x(t) is ?

Solution:

QUESTION: 2

Consider the signals, which of the following statement is correct about signal x_{3}(t)?

Solution:

QUESTION: 3

Let P be linearity, Q be time-invariance, R be the causality and S be the with memory. A continuous-time system has the input-output relationship: y(t) = t x(t) where y(t) is the output and x(t) is the input. The system has the properties.

Solution:

QUESTION: 4

The signal x(t) = t u(t) is a

Solution:

QUESTION: 5

The first derivatives of the signalx(t) = sgn t is

Solution:

QUESTION: 6

The non-invertible system is

Solution:

QUESTION: 7

The goup delay function τ(ω) is related to phase function φ (ω) as

Solution:

QUESTION: 8

Let P be the linearity, Q be the Time-variant, R be the causality and S the static. A discretetime system the input-output relationship,

where the x(n) is an input and y(n) is an output. The above system has the properties

Solution:

QUESTION: 9

A disrete-time LTI susyem is described by,

where, h_{1}(n) = sin δn h_{2}(n) = a^{n} u(n); l a I < 1 and x(n) = 8(n) - a δ(n - 1)

Which one is the output y(n) ?

Solution:

QUESTION: 10

Match the system properties P1, P2 with the discrete time system relations R1, R2, R3 and R4.

Properties

P1 : Stable

P2 : Casual

Solution:

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