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ISRO Quiz 10
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Question 1
In a linear system, an input of 5sin
t produces an output of 10cos
t. The output corresponding to input 10cos
t will be equal to:
t produces an output of 10cost. The output corresponding to input 10cost will be equal to: Question 2
In the system shown below, what is steady state error in unit ramp response?
Question 3
The open loop transfer function of a unity feedback control system is 
. Determine the range of gain ‘K’ for the unity feedback control system to be stable.
. Determine the range of gain ‘K’ for the unity feedback control system to be stable. Question 4
Which of the following statement is true for divergence of electric and magnetic flux densities?
Question 5
Equation of a line normal to 
at Q (0, 3) is
at Q (0, 3) is Question 6
If in a given fig. X1, X2 are transmitted with equal probability of 0.5. Then P(X2/Y2)
Question 7
The modulating signal m(t) = [2cos(4000π)t+5cos(6000π)t] is multiplied by the carrier c(t) =100 cos (100000)t.
The spectral components present in the spectrum of the modulated signal have amplitudes of -------&--------?
Question 8
A four port directional coupler has 4:1 power splitting ratio and has dissipation loss of 3dB. The coupler directivity is 40dB. What fraction of input power P1 will go to ports P2 and P3?
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ESE & GATE ECGeneralMay 1ESE & GATE EC
