x[n] and y[n] are given in figure below x[3-n]y[-n]

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :

Explanation :
No Explanation available for this question

X[n] and h[n] are given in the question. Compute the convolution y[n]=h[n] and choose the correct option x[n]={1,2,4}, h[n]={1,1,1,1,1}

1.  {1,3,7,7,7,6,4}

2.  {1,3,3,7,7,6,4}

3.  {1,2,4}

4.  {1, 3, 7}.

View Answer  
4
Correct Answer :

{1,3,7,7,7,6,4}


Explanation :
No Explanation available for this question

X[n] and h[n] are given in the question. Compute the convolution y[n]=h[n] and choose the correct option x[n]={1,2,3,4,5}, h[n]={1}

1.  {1,3,6,10,15}

2.  {1,2,3,4,5}

3.  {1,4,9,16,20}

4.  {1, 4, 6, 8, 10}.

View Answer  
4
Correct Answer :

{1,4,9,16,20}


Explanation :
No Explanation available for this question

Consider the following statements If S1 and S2 are linear, then S is linear If S1 and S2 are nonlinear, then S is nonlinear If S1 and S2 are causal, then S is causal If S1 and S2 are time invariant, then S is time invariant Of these statements true statements are

1.  1,2,3

2.  2,3,4

3.  1,3,4

4.  All of these.

View Answer  
4
Correct Answer :

1,3,4


Explanation :
No Explanation available for this question

Consider the following statements If S1 and S2 are linear and time invariant, then interchanging their order does not change the system If S1 and S2 are linear and time varying, then interchanging their order does not change the system Of these statements true statements are

1.  Both (1) and (2)

2.  Only (1)

3.  Only (2)

4.  None of these.

View Answer  
4
Correct Answer :

Only (1)


Explanation :
No Explanation available for this question

Following input output pairs have been observed during the operation of a time invariant system X1[n]={1,0,2}βsy1[n]={0,1,2} X2[n]={0,0,3}βsy2[n]={0,1,0,2} X3[n]={0,0,0,1}βsy3[n]={1,2,1} The conclusion regarding the linearity of the system

1.  System is linear

2.  System is not linear

3.  One more observation is required

4.  Conclusion cannot be drawn from observation

View Answer  
4
Correct Answer :

System is not linear


Explanation :
No Explanation available for this question

The system shown in the figure is

1.  Stable and casual

2.  Stable but not casual

3.  Casual but unstable

4.  Unstable and not casual.

View Answer  
4
Correct Answer :

Stable and casual


Explanation :
No Explanation available for this question

System shown in the figure is

1.  Stable and casual

2.  Stable but not casual

3.  Casual but unstable

4.  Unstable and not casual.

View Answer  
4
Correct Answer :

Stable and casual


Explanation :
No Explanation available for this question

The difference equation representation for the system is The natural response of system is

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

The difference equation representation for the system is Y [n]-2y [n-1] +y [n-2] =x [n]-x [n-1] If y[n]=0 for n

1.  2

2.  -2

3.  -1

4.  0.

View Answer  
4
Correct Answer :

0.


Explanation :
No Explanation available for this question
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