Question Bank
ITI Limited Diploma Engineer Exam (Electrical) - English
Duration: 60 · Questions: 150 · Max Marks: 150 · Language: 3
English
1
I go to Madurai by —– Vaigai Express
2
Have the car stolen!
3
The payment was collected by the hardworking salesman.
4
I had to stop all my work to complete this project.
5
They have published the names of all the successful candidates.
6
The online shopping site lowered the prices.
7
Who taught you to drive a truck ?
8
We shall invite Suresh.
9
Dark clouds have overcast the evening sky.
10
The partners will celebrate their triumph tomorrow.
Electrical Engineering
1
Assuming both the voltage sources are in phase, the value of R for which maximum power is transferred from circuit A to circuit B is
2
For the intrinsic gallium-arsenide, the conductivity at room temperature 25°C is 10-6 (ohm-m)-1, the electron and hole nobilities are 0.85 m2/V-s and 0.04 m2/V-s respectively. What is the intrinsic carrier concentration at the room temperature?
3
The resistivity of intrinsic germanium at 30°C is 0.46 –m. What is the intrinsic carrier density at 30°C if the electron mobility is 0.38 m2/V-s and the hole mobility is 0.18 m2/V-s?
4
Heat conduction in a semiconductor takes place
5
Brewster angle is the angle when a wave is incident on the surface of a perfect dielectric at which there is no reflected wave and the incident wave is
6
An electrical breakdown of a p-n junction occurs if
7
The chief deterrent to the widespread application of superconducting materials is
8
Which one of the following properties is not observed in the carbon nanotubes ?
9
The evidence for the importance of electron-phonon interaction in super-conductors comes from
10
Which one of the following materials is used for cable insulation ?
11
For high speed reading and storing of information in a computer, the material used is
12
The temperature above which an anti-ferromagnetic material becomes paramagnetic is called
13
Which effect is the converse of Peltier effect ?
14
Magnetic materials which may be readily magnetized in either direction are
15
Consider the following statements regarding a ferromagnetic material:
1.Below the ferromagnetic Curie temperature, the ferromagnetic materials exhibit hysteresis effect.
2.The coercive force is the filed required to reduce the flux density to zero.
Which of the above statements is/are correct?
1.Below the ferromagnetic Curie temperature, the ferromagnetic materials exhibit hysteresis effect.
2.The coercive force is the filed required to reduce the flux density to zero.
Which of the above statements is/are correct?
16
The impact ionization phenomenon in semiconductor may be viewed as the reverse process of
17
Refractive index of a slice glass can be reduced by doping it with tiny amount of
18
If a diameter of a copper wire is increased by two times keeping its terminal voltage same, then the drift velocity will
19
In an induction type energy meter, the steady speed attained by the rotating disc is
1.Proportional to the deflecting torque.
2.Proportional to the resistance of the path of eddy currents.
3.Inversely proportional to the effective readings of disc from its axis.
4.Inversely proportional to the square of brake magnetic flux.
Which of the above are correct?
1.Proportional to the deflecting torque.
2.Proportional to the resistance of the path of eddy currents.
3.Inversely proportional to the effective readings of disc from its axis.
4.Inversely proportional to the square of brake magnetic flux.
Which of the above are correct?
20
If ‘KCLFTSB’ stands for ‘best of luck’ and ‘SHSWDG’ stands for ‘good wishes’, which of the following indicates ‘ace the exam’?
21
Consider the following statements associated with the basic electrostatic properties of ideal conductors:
1.The resultant field inside is zero.
2.The net charge density in the interior is zero.
3.Any net charges reside on the surface.
4.The surface is always equipotential.
5.The field just outside is zero.
Which of the above statements are correct?
1.The resultant field inside is zero.
2.The net charge density in the interior is zero.
3.Any net charges reside on the surface.
4.The surface is always equipotential.
5.The field just outside is zero.
Which of the above statements are correct?
22
A semiconductor device made out of a material having very high temperature coefficient of resistance is
23
The electrical conductivity of a semiconductor increases with increase in temperature because
24
Which of the following are associated with soft superconductors?
1.Silsbee’s rule
2.Meissner effect
3.Faraday rotation
4.Curie-Weiss law
1.Silsbee’s rule
2.Meissner effect
3.Faraday rotation
4.Curie-Weiss law
25
In a two-channel oscilloscope operating in x-y mode, two in-phase 50 Hz sinusoidal waveforms of equal amplitude are fed to the two channels. What will be the resultant pattern on the screen?
26
Materials, whose resistivity at very low temperature plunges from a finite value to zero and remains there upon further cooling, are known as
27
In a superconductor, is the temperature is decreased below its critical temperature, the value of critical magnetic field will
28
The imaginary part of dielectric constant determines
29
Direction: Each of the items consists of two statements, one labeled as the ‘Statement (I)’ and the other as ‘Statement (II)’. Examine these two statements carefully and select the answers to these items using the codes given below
30
In 8085A microprocessor, the operation performed by the instruction LHLD 2100 H is
31
If the magnetic susceptibility of a specimen is small and positive, the specimen is
32
Manganese ferrite is a 1 : 1 mixture of
33
When a ferromagnetic substance is magnetized, small changes in dimensions occur. Such a phenomenon is known as
34
In ferromagnetic , anti-ferromagnetic and ferromagnetic materials, the atomic thermal motions counteract the coupling forces between the adjacent atomic dipole moments, thereby causing
35
The Hall effect voltage in intrinsic silicon
36
Most outstanding property of indium antimonide is
37
Which of the following semiconducting compounds is used in photoconductive devices?
38
Consider the following transducers:
1.LVDT
2.Piezoelectric
3.Thermocouple
4.Photovoltaic cell
Which of the above are active transducers?
1.LVDT
2.Piezoelectric
3.Thermocouple
4.Photovoltaic cell
Which of the above are active transducers?
39
Consider the following statements regarding magnetic materials:
1.A diamagnetic material has no permanent dipole
2.Paramagnetic material has anti-parallel orientation of equal moments with neighboring dipoles
3.Ferrimagnetic material has anti parallel orientation of unequal moments between neighboring dipoles
4.Anti-ferromagnetic material has negligible interaction between neighboring dipoles
Which of these statements are correct?
1.A diamagnetic material has no permanent dipole
2.Paramagnetic material has anti-parallel orientation of equal moments with neighboring dipoles
3.Ferrimagnetic material has anti parallel orientation of unequal moments between neighboring dipoles
4.Anti-ferromagnetic material has negligible interaction between neighboring dipoles
Which of these statements are correct?
40
Consider the following statements regarding hysteresis loops of hard and soft magnetic materials:
1.Hysteresis loss of hard magnetic material will be less than that of soft material
2.Coercivity of hard materials will be greater than that of soft material
3.Retentivity of the two materials will always be equal
Which of these statements are correct?
1.Hysteresis loss of hard magnetic material will be less than that of soft material
2.Coercivity of hard materials will be greater than that of soft material
3.Retentivity of the two materials will always be equal
Which of these statements are correct?
41
Loss-tangent in plane waves in lossy dielectrics will be
42
Orientational polarization is
43
Behavior of conductors, semiconductors and insulators is explained on the basis of
44
In general, for a superconductor, which of the following statements is true?
45
Ferro-electric materials have a
46
In the magnetic core the electromotive forces (emf) induced in accordance with Faraday’s law of electromagnetic induction give rise to
47
Consider the following characterizing parameters of a material:
1.Magnetic permeability
2.Electron relaxation time
3.Electron effective mass
4.Energy band gap
In case of metals, increase in one of the above parameter decreases its conductivity, while increase in another increases the conductivity. There are respectively
1.Magnetic permeability
2.Electron relaxation time
3.Electron effective mass
4.Energy band gap
In case of metals, increase in one of the above parameter decreases its conductivity, while increase in another increases the conductivity. There are respectively
48
Some magnetic materials may be classified on the basis of
1.Susceptibility
2.Saturation
3.Spin arrangement
4.Nature of hysteresis loop
5.Domain structure
6.Critical temperature above which it behaves as a paramagnetic material
Which of these can be used to distinguish between ferri and ferromagnetic materials?
1.Susceptibility
2.Saturation
3.Spin arrangement
4.Nature of hysteresis loop
5.Domain structure
6.Critical temperature above which it behaves as a paramagnetic material
Which of these can be used to distinguish between ferri and ferromagnetic materials?
49
Magnetism is mainly due to only electron spin around their axis in case of
50
For Paramagnetic materials, the relative permeability is
51
Permalloy and Mumetal are examples of
52
When a ferromagnetic substance is magnetized, the phenomenon of ‘magnetostriction’ causes
53
The resistivity of ‘Ferrites’ is very much higher than that of ferromagnetic metals, because
54
When the temperature exceeds the transition temperature, a ferromagnetic material becomes similar to
55
Einstein relation is referred between
56
In a piezoelectric crystal oscillator, the oscillation or tuning frequency is linearly proportional to the
57
Which of the following are piezoelectric substances?
1.Barium Titanate
2.Lead Titanate
3.Lead Zirconate
4.Cadmium Suplhate
1.Barium Titanate
2.Lead Titanate
3.Lead Zirconate
4.Cadmium Suplhate
58
Consider the following statements:
1.Fermi level in a p-type semiconductor lies close to the top of the valence bond.
2.The forbidden energy in Germanium at 0°K is exactly 0.75 eV.
3.When a p-n junction is reverse biased, then electrons and holes move away from the junction.
Which of these statements are correct?
1.Fermi level in a p-type semiconductor lies close to the top of the valence bond.
2.The forbidden energy in Germanium at 0°K is exactly 0.75 eV.
3.When a p-n junction is reverse biased, then electrons and holes move away from the junction.
Which of these statements are correct?
59
For a fully transposed transmission line
60
The unit of magnetic flux density is
61
Skin depth is the distance from the conductor surface where the field strength has fallen to
62
The electric field in the vicinity of two oppositely charged parallel conductors is
63
Two charges are placed at a distance apart. Now, if a glass slab is inserted between them, then the force between the charges will
64
The transfer function of a second order real system with a perfectly flat magnitude response of unity has a pole at (2 – j3). List all the poles and zeros.
65
The presence of one of the following materials, in iron or steel for use as a magnetic material, tends to reduce the hysteresis loss
66
The depth of penetration of a wave in a lossy dielectric increases with increasing
67
Match List-I and List-II and select the correct answer using the code given below the lists:
List-I List-II
A.Carbon (Diamond) 1. Conducting
B.Silicon 2. Semiconducting
C.Tin (Grey) 3. Insulating
D.Lead
List-I List-II
A.Carbon (Diamond) 1. Conducting
B.Silicon 2. Semiconducting
C.Tin (Grey) 3. Insulating
D.Lead
68
It is possible to destroy the superconductivity of a material by applying
69
Consider the following properties regarding insulation for cables:
1. A low specific resistance
2. High temperature withstand
3. High dielectric strength
Which of the above properties of insulation are correct while using cables?
1. A low specific resistance
2. High temperature withstand
3. High dielectric strength
Which of the above properties of insulation are correct while using cables?
70
The open loop poles of a third order unity feedback system are at 0, -1, -2, let the frequency corresponding to the point, where the root locus of the system transits to unstable region be K. now suppose we introduce a zero in the open loop transfer function at -3, while keeping all the earlier open loop poles intact. Which one of the following is correct about the point, where the root locus of the modified system transits to unstable region?
71
Which of the following moving particles cannot be deflected by magnetic fields?
72
The Fermi level in an n-type semiconductor at zero degree kelvin lies
73
According to free electron theory, electrons in a metal are subjected to
74
Controlled addition of group III element to an elemental semiconductor results in the formation of
75
Phonons (Quanta of lattice vibration) obey
76
Did not you buy…………..when you went shopping?
77
Consider the following standard symbols for two-port parameters :
1.h12 and h21 are dimensionless.
2.h11 ohms and B have dimensions of ohms.
3.BC is dimensionless.
4.C is dimensionless.
Which of the above are correct ?
1.h12 and h21 are dimensionless.
2.h11 ohms and B have dimensions of ohms.
3.BC is dimensionless.
4.C is dimensionless.
Which of the above are correct ?
78
An iron-cored choke coil has an equivalent resistance of 5Ω. It draws 10 A when the applied voltage is 240V, 50Hz. Its inductance and power factor respectively are
79
A voltage of 100 V is applied to an impedance of Z = (3 + j4) Ω. What are the values of active power, reactive power and volt-amperes respectively ?
80
The voltage across an impedance Z is 100∠15° V and the current through Z is 20∠-45° A. The active and the reactive powers in Z respectively are
81
An a.c. source of 200 V r.m.s. supplies an active power of 1200 W and a reactive power of 1600 VAR to a load. The r.m.s. current and the power factor of the load respectively are
82
A shunt capacitor used for reactive power compensation is operated at 98% of its rated frequency and 95% of its rated voltage. The reactive power supplied by this capacitor (as compared to its rated capacity) is
83
Consider two nodes A and B connected by an impedance of j5 W. If the voltages at nodes A and B are 100∠30° V and 100∠0° V respectively, the real power that can be transferred from node A to B is
84
The Thevenin equivalent voltage and resistance across AB shown in the figure respectively are
85
The theorem which states that in any linear, non-linear, passive, active, time-variant, time-invariant network, summation of instantaneous power is zero will be called as
86
Transients are cause because
1.The load is suddenly connected to or disconnected from the supply
2.Of the sudden change in applied voltage form one finite value to the other
3.Of the change in stored energy in inductors and capacitors
Which of the above statements are correct?
1.The load is suddenly connected to or disconnected from the supply
2.Of the sudden change in applied voltage form one finite value to the other
3.Of the change in stored energy in inductors and capacitors
Which of the above statements are correct?
87
Which of the following can produce maximum induced voltage?
88
For cleat wiring and 250 volts supply, the cables will be placed _____ a part centre to centre for single corw cables.
89
Which insulation is most widely used for covering wires/cables used in internal wiring ?
90
If the Q-factor of a coil at resonant frequency of 1.5 MHz is 150 for a series resonant circuit, then the corresponding bandwidth is
91
The number of p-n junctions in a thyristor (SCR) is/are:
92
In a two-wattmeter method of measuring power in a balanced 3-phase circuit, the ratio of the two wattmeter readings is 1 : 2. The circuit power
93
A balanced delta-connected load (16 + j12)Ω/phase is connected to a 3-phase 230 V balanced supply. The line current and the real power drawn respectively are
94
A balanced load of 5 + j4 is connected in delta. What is the impedance per phase of the equivalent star connection?
95
In an electric circuit, the number of independent meshes M is
96
A.d.c. voltage of 12 volts applied across an inductance in series with a switch
97
The power factor of a circuit in which voltage and current waves are non-sinusoidal is defined as
98
The low-frequency circuit impedance and the high-frequency circuit impedance for a series resonant circuit respectively are
99
Which of the following is an invalid state in an 8-4-2-1 binary codede decimal counter
100
The maximum space rate of change of the function which is in increasing direction of the function is known as
Reasoning
1
‘Gram’ is relatd to ‘Mass’ in the same way as ‘Centimetre’ is related to
2
'Mustard' is related to 'Seed' in the same way as 'Carrot' is related to
3
Which of the following pairs of words have the same relationship as Fan : Heat?
4
'Radish' is related to 'Root', in the same way as 'Brinjal' is related to
5
'Jackal' is related to 'Carnivorous', in the same way as 'Goat' is related to
6
Which of the following pairs has similar relationship as Run : Race?
7
Which of the following has same relationship as that of Money : Wealth?
8
Which of the following is related to ‘Melody’, in the same way as ‘Delicious’ is related to 'Taste'?
9
Offhand’ is related to ‘Premeditation’ in the same way as ‘Above board’ is related to
10
5 : 7 : : ? : 28
Quantitative Aptitude
1
If A exceeds B by 40%, B is less than C by 20%, then A C is,:
2
What is the sum of 130+125+191 ?
3
If 
, then x is equal to
, then x is equal to4
A sum of money doubles itself at compound interest in 15 years. In how many years it will become eight times ?
5
Compound interest (compounded annually) on a certain sum of money for 2 years at 4% per annum is Rs. 102. The simple interest on the same sum for the same rate and for the same period will be
6
There are 5 red balls, 4 yellow balls and 3 green balls in a basket. If 3 ball are drawn at random. What is the probability that at least 2 of them are green in colour?
7
Which of the following fractions is in descending order ?
8
The value of 
9
The square root of 
is
is10
If (1101)2 = 1212201 find the value at 
11
A discount of 15% on one article is the same as discount of 20% on a second article. The costs of the two articles can be
12
is equal to
is equal to 13
Four number-pairs have been given, out of which three are alike in some manner and one is different. Select the number-pair that is different.
14
The simplified value of is 
15
The digit in unit's place of the number
(1570)2 + (1571)2 + (1572)2 + (1573)2 is
(1570)2 + (1571)2 + (1572)2 + (1573)2 is
16
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
MEND, PHJZ, SKFV, VNBR, ?
MEND, PHJZ, SKFV, VNBR, ?
17
Select the option in which the numbers are related in the same way as are the numbers of the following set.
(12, 14, 143)
(12, 14, 143)
18
=?
=?19
Select the option in which the numbers are NOT related in the same way as are the numbers of the following set.
(64, 91, 118)
(64, 91, 118)
20
is equal to
is equal toCurrent Affairs
1
What was launched by MoSPI on Statistics Day (July 1, 2026)?
2
In which state was a new natural gas reserve discovered, as highlighted in July 2026 current affairs compilations?
3
What is the primary purpose of the JANANI Digital Platform?
4
What notable achievement did India record in the UN SDG Index around mid-2026?
5
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6
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7
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8
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9
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10
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