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ESE Prelims 2022 Achievers Quiz 6
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Question 1
The gain margin and the phase margin of a feedback system with 
are
areQuestion 2
Given that the relation between rise time tr and upper cut off fh for a single stage is tr1 = (0.35 / fh) the rise time for identical stages tr2 is given by
Question 3
The DTFT of u[n -2] - u[n - 6]
Question 4
The loss-less, quarter wavelength long, RF transmission of characteristic impedance 50
is terminated in pure resistive load impedance 100 
, the input impedance is:
is terminated in pure resistive load impedance 100 , the input impedance is:Question 5
Determine the total resistance of the circuit given below.
Question 6
What is the expression for 
in respect of the network shown below?
in respect of the network shown below? Question 7
If an npn-silicon transistor transistor is operated at VCE = 5 V and IC = 100 μA and has a current gain of 100 in the CE connection, then the input resistance of this circuit will be.
Question 8
A circuit consists of two clocked JK flip-flops connected as follows 
and 
. Each flip-flop receives the clock input simultaneously. The circuit acts as a
and . Each flip-flop receives the clock input simultaneously. The circuit acts as a Question 9
A steel bar magnet has a magnetic moment of 2.5 A-m2 and a mass of 
kg. If the density of steel is 
kg/m3, the intensity of magnetization is
kg. If the density of steel is kg/m3, the intensity of magnetization is Question 10
Type-I classified superconducting materials on the basis of magnetic response are completely in diamagnetic state where magnetic field is excluded from the body of material due to the phenomenon, known as
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