Fig.i shows f1(t) whose transform is F1(ω).f2(t) of fig.ii has a transform (expressed in terms of F1(ω) given by

1.  F1(ω)e-jωT1

2.  F1(ω)e-jωT1

3.  F1(ω)e-jωT1

4.  F1(-ω)e-jωT1.

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4
Correct Answer :

F1(ω)e-jωT1


Explanation :
No Explanation available for this question

Fourier transform of u0 (T1-t)+u0(T1+t) is

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
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F(ω) is defined as F (ω) =2 for 0

1.  2Π

2.  4Π

3.  2

4.  

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4
Correct Answer :

2


Explanation :
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The wave form that results from addition of 10 sinωt, 5 sin 2ωt, 3.33 sin3ωt, 2.5 sin 4ωt, 2 sin 5ωt, 1.66 sin 6ωt, 1.43 sin 7ωt, 1.25 sin 8ωt and 1.11 sin 9ωt is

1.  A saw tooth wave form of a radiation frequency (ω) having a finite average value

2.  A saw tooth wave form of a radiation frequency (ω) with zero average value

3.  A square wave form of a radiation frequency (ω)

4.  A complex wave form.1

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4
Correct Answer :

A saw tooth wave form of a radiation frequency (ω) with zero average value


Explanation :
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Fourier trans form of the signal x(t)=e-2tu(t-3) is

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
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Fourier trans form of the signal x(t)=e-4|t| is

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
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Fourier transform of the signal x(t)= sin 2Πt e-t u(t) is

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
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A Fourier transform pairs is as follow Determine the Fourier transform of the y(t) shown in figure below

1.  

2.  

3.  

4.  

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Correct Answer :


Explanation :
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Consider the signal X(jω) shown in figure, whose inverse Fourier transform is x(t) will be equal to

1.  1

2.  2Π

3.  

4.  ∞.

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4
Correct Answer :

1


Explanation :
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Consider the signal X(jω) shown in figure, whose inverse Fourier transform is x(t). will be equal to

1.  

2.  

3.  

4.  None of these

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4
Correct Answer :


Explanation :
No Explanation available for this question
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