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GATE 2020 || Signals & Systems || Representation of Continous & Discrete time Signals Quiz 1
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Question 1
The input and impulse response of an LTI system are
The value of output at is ___________.
The value of output at is ___________.
Question 2
If be discrete time signal
now, consider the following statement
(i) if is periodic then must be periodic
(ii) if is periodic then must be periodic
(iii) if is periodic then must be periodic
(iv) if is periodic then must be periodic
Which of the above statements are correct.
now, consider the following statement
(i) if is periodic then must be periodic
(ii) if is periodic then must be periodic
(iii) if is periodic then must be periodic
(iv) if is periodic then must be periodic
Which of the above statements are correct.
Question 3
Consider a continuous time signal defined over range whose energy is 100 units. Then the energy of a signal defined as
will be
will be
Question 4
Let be a continuous time signal Signal x (t)
is applied as input to a system whose impulse response is The output of the system is y(t), then the value of y(t) at t=2 is _________.
is applied as input to a system whose impulse response is The output of the system is y(t), then the value of y(t) at t=2 is _________.
Question 5
A signal
This signal is first advance by 63/11 and then scaled by 7/65. Which of the following is the exact representation of new signal y(t)?
This signal is first advance by 63/11 and then scaled by 7/65. Which of the following is the exact representation of new signal y(t)?
Question 6
If x1(n)=2nu(-n)
X2(n)=u(n)
Then y(n)=x1(n)*x2(n)=? For n>0
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Oct 11ESE & GATE EE