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GATE 2022 Toppers Quiz 8
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Question 1
In the circuit shown in figure below, what is the value of RL such that maximum power is transferred to the load?
Question 2
The normalized radiation intensity of an antenna in spherical coordinates is given by
U = sinθ sinφ, 0≤ θ ≤ π , 0≤ φ ≤ π
The directivity of antenna is given by _______.
U = sinθ sinφ, 0≤ θ ≤ π , 0≤ φ ≤ π
The directivity of antenna is given by _______.
Question 3
The given integral 
for some 
. Then the value of k is:
for some . Then the value of k is:Question 4
If 
, where x represents the minimum number of NOR gates required to implement a half adder, then the positive value of radix ‘r’ is ________.
, where x represents the minimum number of NOR gates required to implement a half adder, then the positive value of radix ‘r’ is ________.Question 5
Consider the NMOS transistor as shown in figure. The MOSFET has parameters 
, VT = 2V and λ = 0. The transistor is used to amplify the small signal Vin as shown in the figure. If the value of signal Vin = 3sin(wt) mV, then the value of output signal V0(t) is equal to :-
, VT = 2V and λ = 0. The transistor is used to amplify the small signal Vin as shown in the figure. If the value of signal Vin = 3sin(wt) mV, then the value of output signal V0(t) is equal to :-
Question 6
Consider the channel
P(Y/X) = 
P(X1) =1/8 P(X2) =1/8 P(X3) =6/8
Calculate information carried by the channel.
Question 7
Find the output voltage of the following circuit assume the ideal op-amp behavior.
______ V.
Question 8
An LTI system has the impulse response shown below.
If the system is excited by an input x(t) = δ (t – 1) + δ (t – 3), then output y(t) will be
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ESE & GATE ECGeneralDec 20ESE & GATE EC
