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Electrical Engineering

Simple things to boost your creativity

Smart Series Quiz-1

These questions are taken from smart series book which covers all the subjects of Electrical Engineering and Technology Field

We have to maintain flatness of the surface.

1 / 30

Category: DC Machines

1) The Pole Shoes of DC Machines are fastened to the pole core by:

2 / 30

Category: Electroncis

2) A semiconductor device is connected in a series circuit with a battery and a resistance. If the polarity of battery is reversed, the current drops almost to zero. The device may be

3 / 30

Category: Power Plant

3) The average fossil fuel plant convers about is ______ % of the power going in to the power going out.

4 / 30

Category: Basic Electrical Engineering

4) At very sunny places this source(s) of energy can be found

5 / 30

Category: Basic Electrical Engineering

5) Conjunction x ^ y behaves on digits 0 and 1 exactly as ____ does for ordinary algebra.

6 / 30

Category: Power Transmission and Distributions

6) Which of the following conditions relate line resistance 'R' and line reactance 'X' for maximum steady state power transmission on a transmission line?

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Category: Power System Analysis

7) Power in AC circuit is found by

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Category: Power Transmission and Distributions

8) For which purpose bundled conductors are employed to a power system

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Category: Probability

9) What is the probability of a number "2" when a dice is thrown?

10 / 30

Category: Electrical Machines

10) Radio frequency chokes are air cored to

11 / 30

Category: Basic Electrical Engineering

11) If the input capacitor of a power supply is shorted, it will result in

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Category: Singal and Systems

12) The _____ time signal is described for all values of time.

13 / 30

Category: Power Plant

13) If field resistance of DC shunt generator is increased beyond its critical value, the generator

14 / 30

Category: Power System Analysis

14) There are ____ types of dependent sources, depending on the controlling variable and output of the source.

15 / 30

Category: Telecommunications

15) Modulation index in amplitude modulation

We have to maintain flatness of the surface.

16 / 30

Category: Power System Analysis

16) Which of the following are considered as disadvantages(s) of Gauss-Seidel method over Newton Raphson method in load flow analysis?

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Category: Power Transmission and Distributions

17) Drop out to cut off ratio for most relays is of the order of

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Category: Power System Analysis

18) The quantity "Rm" which relates dependent voltage to controlling current is called

19 / 30

Category: Singal and Systems

19) Main purpose of modulation process is to

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Category: Power System Analysis

20) Which of the following ideas means deciding at runtime what strategy to summon?

21 / 30

Category: Network Analysis

21) Admittance is the reciprocal of

22 / 30

Category: Electroncis

22) SCR (Silicon Controlled Rectifier) goes into saturation, when gate-cathode junction is

23 / 30

Category: Electrical Machines

23) A transformer transforms

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Category: Power Plant

24) ______ is a by-product of paper industry, which is used by many industries as a primary source of electricity.

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Category: Power Plant

25) Landfill gas is actually _______ used in thermal power plants.

26 / 30

Category: Electroncis

26) Discrete device field effect transistor is classified on the basis of their

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Category: Electrical Machines

27) Fundamental property used in single node pair circuit analyzer is that ______ across all elements is same.

28 / 30

Category: Basic Electrical Engineering

28) Fourier series are infinite series of elementary trigonometric functions i.e. Sine and

29 / 30

Category: Basic Electrical Engineering

29) Which line is obtained by the method of least square?

30 / 30

Category: Power Electroncis

30) If the firing angle in an SCR rectifier is decreased, output will be

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The average score is 28%

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Electrical Engineering

Simple things to boost your creativity

Smart Series Quiz-2

These questions are taken from smart series book which covers all the subjects of Electrical Engineering and Technology Field

1 / 30

Category: Uncategorized

1) A state during which nothing happens is known as

2 / 30

Category: Power Electroncis

2) Dynamic resistance of diode

3 / 30

Category: Telecommunications

3) Unguided propagation involves

4 / 30

Category: DC Machines

4) DC generators have ____ on rotating shafts that converts AC in DC.

5 / 30

Category: Power System Analysis

5) The partial derivatives "fxy" and "fyx" are called ____ derivatives.

6 / 30

Category: Power Transmission and Distributions

6) The main criterion for selection of the size of power distribution using a radial distribution system is

7 / 30

Category: Control Systems

7) A system is ____, if the natural response neither decays nor grows, but remains constant or oscillates.

8 / 30

Category: Electrical Machines

8) Self-induction of a solenoid is

9 / 30

Category: Network Analysis

9) The line integral of the electric field around a closed loop is equal to the negative of the rate of change of magnetic flux through the area enclosed by the loop. This statement is known as:

10 / 30

Category: Electroncis

10) N-type material is formed by doping pure silicon with

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Category: Power System Analysis

11) Green function method is a useful technique for solving

12 / 30

Category: DC Machines

12) In a DC generator, brushes on the commutator are shifted from geometrical neutral position to

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Category: DC Machines

13) Stepper motor is a/an ____ motor which divides full rotation into large number of steps.

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Category: Power Transmission and Distributions

14) There are two type of overload protection; instantaneous over current and ____

15 / 30

Category: Telecommunications

15) Single sideband techniques are mostly employed for

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Category: Power Transmission and Distributions

16) If all conductive objects are bonded to same earth grounding system, the risk of electric shock is

17 / 30

Category: Network Analysis

17) If we have two points "A" and "B" on node and the voltage is represented by Vab, then ____ is taken as reference.

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Category: Power Transmission and Distributions

18) Usually high tension cables can be use for electric power transmission but the voltage should not exceed

19 / 30

Category: Control Systems

19) Error in a computer program is called

20 / 30

Category: Network Analysis

20) Preferring a ____ consists of using OHM's law to take an existing voltage source in series with a resistance and replace it with current source in parallel with same resistance.

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Category: Control Systems

21) For the same peak value of voltage which waveform will have the least RMS value?

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Category: Power Transmission and Distributions

22) Transmission lines mostly use high voltage ____ alternating current.

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Category: Power Transmission and Distributions

23) The electric dipole moment per unit volume of the dielectric is called

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Category: Control Systems

24) If A is a square matrix with 3 x 3 order having det(A)=21, then what will be the det(2A)? Whereas det is dterminant.

25 / 30

Category: Electroncis

25) The TRIAC is a ____ device with control terminal

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Category: Singal and Systems

26) The negative maximum of cosine wave occurs at

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Category: Power Plant

27) Which of the following sources have highest power generation capacity?

28 / 30

Category: Network Analysis

28) The sum of all potential differences in a complete loop through the circuit should be

29 / 30

Category: Electroncis

29) For current amplification in BJT, we mostly use

30 / 30

Category: Control Systems

30) In open loop control system, input is ____ output.

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