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BARC Full Syllabus Test 21
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Question 1
The minimum sampling frequency (in samples/sec) required to reconstruct the following signal from its samples without any distortion
Question 2
The transfer function 
of the circuit shown below is
of the circuit shown below is Question 3
If X and Y are inputs and the Difference (D = X – Y) and the Borrow (B) are the outputs, which one of the following diagrams implements a half-subtractor?
Question 4
The value of C required for sinusoidal oscillation of frequency 1 kHz in the circuit of fig is
Question 5
Given 
If ‘S’ represents the portion of sphere
x2 + y2 + z2 = 4 ,y > 0
Then
If ‘S’ represents the portion of sphere x2 + y2 + z2 = 4 ,y > 0
Then
Question 6
The magnitude plot for a transfer function is
The steady state error corresponding to unit step input is ______.
The steady state error corresponding to unit step input is ______.
Question 7
The resistivity of a uniformly doped n-type silicon sample is 0.5 Ω-cm. If the electron mobility (μn) is 1250 cm2/V-sec and the charge of an electron is 1.6 × 10–19 Coulomb, the donor impurity concentration (ND) in the sample is
Question 8
Product of Max terms representation for the Boolean function 
is
is Question 9
A semiconductor having electron mobility
, hole mobility
, intrinsic carrier concentration as 
is kept at 300 ° K. The maximum value of resistivity is _________ Ω-m.
, hole mobility, intrinsic carrier concentration as is kept at 300 ° K. The maximum value of resistivity is _________ Ω-m.Question 10
From the truth table shown, select the gate circuit?(Given o/p is C)
Question 11
In a microwave magic-T, E-plane and H- plane are
Question 12
When a large number of analog signals is to be converted to digital form, an analog multiplexer is used. The A-to-D converter most suitable in this case will be
Question 13
A Gunn diode is a negative resistance device, which is used as source of micro-waves. What is the number of p-n junctions?
Question 14
Consider the following program
MVIA, BYTE 1
RRC
RRC
If BYTE 1 = 32H, the content of A after the execution of program will be
Question 15Multiple Correct Options
The function 
at x = 4 attains_____.
at x = 4 attains_____.- 176 attempts
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ESE & GATE ECGeneralSep 16ESE & GATE EC
