# Test: Signals & Systems- 1

## 10 Questions MCQ Test GATE Electrical Engineering (EE) 2023 Mock Test Series | Test: Signals & Systems- 1

Description
Attempt Test: Signals & Systems- 1 | 10 questions in 30 minutes | Mock test for GATE preparation | Free important questions MCQ to study GATE Electrical Engineering (EE) 2023 Mock Test Series for GATE Exam | Download free PDF with solutions
QUESTION: 1

Solution:
QUESTION: 2

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, h1(n) = sin δn  h2(n) = an 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: Use Code STAYHOME200 and get INR 200 additional OFF Use Coupon Code