Q. What is the following graph if u(t) denotes step function and r(t) denotes ramp function?

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Q. What is the following graph, if del(t) represents the impulse function?

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Q. What is the Scope value if the signal generator has a frequency of 2 Hz only?

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Q. What will be seen in the scope if the step time is 1 second in the following Simulink Model?

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Q. What will be seen in the scope if the step time is 0 seconds in the following Simulink Model?

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Q. What will be seen in the Scope if the step time is 0 seconds in the following Simulink Model and the limit of x axis is n=10?

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Q. How much does the delay change, if the step time is taken as two units in time, in r(t-m), in scope 1 and 3?

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Q. This is the output of scope1. What is the transfer function1?

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Q. The Discrete Transfer Fcn1 is using a ramp function.

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Q. What will be seen in the scope?

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Q. The convolution of [1 2 1] and [1 2 1] will have the highest amplitude at t= _________

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Q. Discrete time convolution is not possible in MATLAB.

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Q. plot([0:1:8],[rectpulse(1,9)]’) and plot([0:1:8],ones(1,9)) will generate the same graph.

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Q. If x(t-5)=0 for t<5 = A for t>=5, the signal is ___________

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Q. The unit step response of an L.T.I. system is the convolution of a step signal and it’s ________

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Q. What is the working of the conv2() command?

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Q. The output of p=conv([ones(1,50)],[ones(1,100)]) and p=conv([ones(1,100)],[ones(1,50)]) are same.

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Q. The signal get shifted by 1 units in time due to the following code: conv([ 1 2 3],[ 0 1 0 ]).

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Q. For a causal L.T.I. system, the impulse response is 0 for _________

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Q. The convolution of a discrete signal with itself is _________

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