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BARC Full Syllabus Test 24
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Question 1
The figure shows an RLC circuit with a sinusoidal current source. 
At resonance, the ratio|IL|/|IR|, i.e., the ratio of the magnitudes of the inductor current phasor and the resistor current phasor, is___
Question 2
The force on a point charge + q kept at a distance d from the surface of an infinite grounded metal plate in a medium of permittivity 
is
isQuestion 3
A fibre-optic cable has the indices of refraction of core of 1.6 and of cladding of 1.4. For an angle of incidence 700, the angle of return light ray will be
Question 4
A second order system has closed loop transfer function
. If the system is initially at rest and subjected to a unit step input at t = 0, the third peak (third overshoot) in the response will occur at
Question 5
Find ID(Q) of the MOSFET whose VT=4V, ID (on) = 5 mA at VGS (on) = 8V and VGS(Q) = 6.9V.
Question 6
Find the relative permittivity of dielectric material used in parallel plate capacitor if electric flux density D = 15 µC/m2 and energy density is 20 J/m3.
Question 7
For the events A & B to be independent the probability that both occur is 
and probability that neither of them occur is 
.Then the probability of occurrence of A is
and probability that neither of them occur is .Then the probability of occurrence of A is
Question 8
The inverse Laplace transform of the function
is
Question 9
Consider an N-MOS transistor shown in the circuit below:
The N-MOS transistor is so constructed that it has 
, the threshold voltage VT = 1.2 V and λ = 0, then the value of voltage VDS is equal to
Question 10
Consider a binary transmission system with the symbol waveforms 
, 
. This modulation format is termed as
, . This modulation format is termed as Question 11
IN an assembly language program it is written to mask RST 6.5 & unmask RST 5.5 & RST 7.5 as
MVI A, (X)H
SIM
The value of X will be
Question 12
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 13
What is the impulse response for the system indicated below?
Question 14
A superhetrodyne receiver is to operate in 450kHz – 1550kHz, with intermediate frequency 450 kHz. The value of 
is
is
Question 15
The width of Hysteresis curve of Schmitt trigger shown below will be:
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ESE & GATE ECGeneralSep 19ESE & GATE EC
