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UPPCL AE 2018: Quiz 14
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Question 1
Fig. shows transistor tuned amplifier. The parallel resonant circuit has a capacitor of 250 pF in one branch and inductor of 1.25 H in the other branch.
The inductor has a resistance of 10 .
The resonant frequency is
The inductor has a resistance of 10 .
The resonant frequency is
Question 2
The open loop transfer function of a feedback system is
Find the value of ‘k’ for obtaining a gain margin of 3dB. If the gain crossover frequency at this gain margin is 1.185 rad/s, obtain the value of phase margin (PM).
Find the value of ‘k’ for obtaining a gain margin of 3dB. If the gain crossover frequency at this gain margin is 1.185 rad/s, obtain the value of phase margin (PM).
Question 3
Write the Boolean expression for the logic diagram given below
Question 4
Calculate electric field at a point N (4,-3, and 2) in free space caused by a charge 3 μc at
Question 5
The Thevnin’s equivalent circuit of the network shown in figure is across a-b is
Question 6
An N-channel enhancement mode MOSFET with threshold voltage of 1 V is biased at VGS = 2V and VDS = 2V. If the drain voltage is doubled to 4 V, the drain to source current will
Question 7
An FM signal at 10.7MHz IF needs to be digitized for demodulation in a digital domain. If the bandwidth of this signal is 200KHz, the maximum usable sampling frequency is
Question 8
Laplace transform of is
Question 9
Which of the following is not correctly matched?
Question 10
A right circular conical structure stands on a circular base of 14m diameter and is 24 m in height. The total cost of colour washing for its curved surface at ₹ 6 per sq. m. is
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ESE & GATE ECGeneralApr 19ESE & GATE EC