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DATE:-February 16, 2026
1.
Who is known as “The Saint of Gutters”?
2.
Double integration of a unit step function would lead to
3.
The frequency range of 300 kHz to 3000 kHz is known as
4.
Which crop is sown on the largest area in India?
5.
Reactance bipolar transistor
6.
For open control system which of the following statements is incorrect ?
8.
If output power of a radio receiver is doubled, its volume is increased by __________ dB.
9.
The initial response when tne output is not equal to input is called
10.
The strength of a semiconductor crystal comes from ……..
11.
A car is running at a constant speed of 50 km/h, which of the following is the feedback element for the driver ?
12.
Which of the following should be done to make an unstable system stable ?
13.
Which of the following statements is not necessarily correct for open control system ?
14.
A semiconductor is formed by……… bonds.
15.
Which of the following national parks is not listed in a UNESCO World Heritage site?
16.
In a semiconductor,current conduction is due to ……..
17.
Which of the following statements is correct?
18.
A woofer should be fed from the input through a
19.
Which of the following does not cause losses in optical fiber cables?
20.
Solve for both x and y in this simultaneous system of equations: x + 3y = −1, 4x−y = 9
21.
Which type of system response to its input represents the zero value of its initial condition?
22.
Name the person who was also known as Deshbandhu.
23.
Which of the following is an indirect way of generating FM?
24.
The random motion of holes and free electrons due to thermal agitation is called ……….
25.
Unilateral Laplace Transform is applicable for the determination of linear constant coecient dierential equations with ________
26.
Which among the following belongs to the category of non-recursive systems?
27.
All causal systems must have the component of
28.
The impurity level in an extrinsic semiconductor is about…..of pure semiconductor.
30.
As the doping to a pure semiconductor increases,the bulk resistance of the semiconductor………..
31.
What is the nature of Fourier representation of a discrete & aperiodic signal?
32.
The resistivity of pure germanium under standard conditionsis about……….
33.
For telegraphy the most commonly used modulation system is
34.
Addition of pentavalent impurity to a semiconductor creates many……..
35.
The signal dened by the equations f(t) = 0 for t < 0, f(t) = E for 0 ? t ? a and f(t) = 0 for t > a is
36.
To eliminate ghosts in the picture
37.
Convert an angle of 75 degrees into radians:
38.
Grand Central Terminal, Park Avenue, New York is the world’s
39.
Positive logic in a logic circuit is one in which
40.
Manipulate the following equation to solve for x:
41.
If the cosine of angle θ is equal to 0.5, and the length of the opposite side is 20 meters, calculate the length of the hypotenuse.
42.
When a pentavalent impurity is added to a pure semiconductor,it becomes……
43.
The Fourier series of an odd periodic function contains
44.
A cordless telephone using separate frequencies for transmission in base and portable units is known as
45.
A signal g(t) = A then g(t) is a
46.
Manipulate the following equation to solve for x: a = √bx2
47.
Duality Theorem / Property of Fourier Transform states that _________
48.
A control system in which the control action is somehow dependent on the output is known as
49.
Which of the following ratios is equivalent to the ratio 25:300 ?
50.
An n-type semiconductor is………
51.
Complex numbers are used in AC circuit analysis primarily to represent:
52.
Which among the following operations is/are not involved /associated with the computation process of linear convolution?
53.
.... is a part of the human temperature control system.
54.
The resistivity of a pure silicon is about……………
55.
A hole in a semiconductor is defined as…………….
56.
Addition of trivalent impurity to a semiconductor creates many……..
57.
Themost commonlyused semiconductoris………..
58.
A semiconductor has generally……………… valence electrons.
59.
Under which conditions does an initially relaxed system become unstable ?
60.
An automatic toaster is a ______ loop control system.
61.
Which of the following devices are commonly used as error detectors in instruments ?
62.
A hole and electron in close proximity would tend to ……….
63.
A closed loop system is distinguished from open loop system by which of the following ?
64.
VSB modulation is preferred in TV because
65.
By which of the following the control action is determined when a man walks along a path ?
66.
A modem is classified as low speed if data rate handled is
67.
A pentavalent impurity has……….Valence electrons
68.
A good control system has all the following features except
69.
Which property of fourier transform gives rise to an additional phase shift of -2? ftd for the generated time delay in the communication
70.
In Pulse Code Modulation system
71.
Damped sinusoids are _____
72.
Which of the following personalities gave ‘The Laws of Heredity’?
73.
For attenuation of high frequencies we should use
74.
Any externally introduced signal affecting the controlled output is called a
75.
As per time displacement theorem in Laplace transformation, displacement in the time domain by T becomes
76.
Factor the following polynomial expression: x2 −x−12
77.
A time invariant system is a system whose output
78.
Two rectangular waveforms of duration t1 and t2 seconds are convolved. What is the shape of the resulting waveform?
79.
A semiconductor has………… temperature coefficient of resistance.
80.
A system which is linear is said to obey the rules of
81.
Which of the following is an open loop control system ?
82.
In closed loop control system, with positive value of feedback gain the overall gain of the system will
83.
Garampani sanctuary is located at
84.
Commercial Frequency deviation of FM is
85.
A trivalent impurity has…..valence electrons
86.
.... is a closed loop system.
87.
A system is said to be dened as non causal, when
88.
Eritrea, which became the 182nd member of the United Nations in 1993, is on the continent of
89.
In an open loop control system
90.
When a pure semiconductor is heated,its resistance …………..
91.
For a low level AM system, the amplifiers modulated stage must be
92.
In Modulation, “carrier” is
93.
The sine function is defined as ratio of side lengths,
94.
The colour of an object is decided by
95.
A control system working under unknown random actions is called
96.
Which property of periodic signal in DTFS gets completely claried /identied by the equation x (n – n0 )?
97.
An FM radio receiver which is tuned to a 91.6 MHz broadcast station may receive an image frequency of __________ MHz.
99.
Has tendency to oscillate.
