Hey, Today in this article we are going to give you the Past 100 PESCO NTS MCQs for Electrical/Electronic Engineering jobs in 2019, These MCQs are taken from past tests of Peshawar Electric Supply Company (PESCO) test of National Testing Service.

These PESCO NTS Test Mcqs will help you for the Preparation of Job Test,  Interview, and competitive exams, etc. These Electrical/ Electronics NTS MCQs will help you to secure maximum marks in upcoming PESCO NTS  test and also you can get the idea of NTS tests for various electrical/electronic engineering related jobs.

PESCO NTS Test MCQs with Answer for Electrical/Electronic Engineering Job in Pakistan

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1. The product of RMS current and RMS voltage is called? Apparent power
2. The power consumed in the resistance of a circuit is? Active/Actual/Real power
3. The power which flows in the coil of reactance is? Reactive power
4. The reciprocal of the power factor is? Q-factor
5. Optical power is the power received due to______? light
6. When the RLC circuit is at resonance then? Power dissipation is maximum
7. The diversity factor is always? more than 1
8. Load factor is equal to? Average load/peak demand
9. Which of the following is not the part of Aeroderivative turbine? Fans
10. The transmission voltages are generally considered to be greater than? 110KV

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1. The voltages 66KV and 33KV are generally representing which part of the power system? Subtransmission voltages
2. The voltages greater than 230KV are known as? Extra high voltage
3. Delta source is considered to be less expensive because? It does not utilize neutral wire to earth
4. When fault on the power system is detected then? Circuit breaker opens
5. The overload protection uses the? Current Transformer
6. The fault occurs due to lightning and storms on the transmission line is? A line to Ground fault
7. Fault in the transmission line are ______ symmetrical? 5%
8. DIAC is a two terminal ? 4 layer device
9. In commercial analog, to digital converter, the output data is in the range of 6 bit up to? 32 bit
10. The class-A amplifier is used to achieve? High Linearity
11. The ripple frequency of bridge rectifier is? Twice the natural frequency
12. The class-A amplifier conducts for? 360 degrees
13. For measuring small resistance we use? Kelvin bridge
14. If R1 is the resistance of a coil of copper at t 0C° and RT is the resistance at T 0C° and also the resistance temperature coefficient of copper per degree centigrade at 0C° is 1/234.45, then Rt/RT? (234.45 + t) / (234.45 + T)
15. cos pi/4, the period is equal to? 8
16. The shunt winding of a motor has a resistance of 85 ohms at 22oC. When the motor runs at full load, its resistance increases to 100 ohms. The resistance temperature coefficient of winding per 0oC is 0.004. The rise in temperature of the winding will be near? 70oC
17. The one unit of energy will be charged if 20 watts bulb run for hours? 50
18. An alternator operating at unity power factor, the armature flux ___________ main flux? cross magnetizes
19. The LTI system is characterized by? Impulse input/response
20. Fourier series expansion has _____________ harmonically complex exponentials? Infinite

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1. Main feature of crystal diode _________? stability
2. The ROC of Z- Transform lies? z=0
3. Which one is used to generate DSB in AM? balanced modulator
4. z transform is used when a signal is not? absolute summable, square summable, converges
5. If ROC does not include unit circle then? Z- transform converges
6. Any constant of t domain is an impulse in f domain with? infinite height, zero width, unit area
7. By which a meter after checking with no current returns to its previous state? Controlling Torque
8. The instrument used only for DC measurement? Induction type
9. A moving iron ammeter coil has few turns of thick wire in order to have: Low resistance
10. A permanent magnet coil meter has which features Low power consumption, no hysteresis loss, reduced eddy current, reduced damping

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1. By connecting a shunt of higher value in galvanometer what will decrease? Current sensitivity decreases
2. The relay is used in Transformer Protection? Bucholz
3. ____ is defined as the measure of the instrument by which it is error free? Answer: Accuracy
4. A _____ meter is used a null detector in Wheatstone bridge? Answer: Galvanometer
5.  _________is used for the measurement of Inductance? Hay bridge
6. ____ bridge used for the measurement of resistance? Wheatstone bridge
7. The wavelength of an EM wave after reflection at an angle on a surface? Increases in the actual direction of propagation
8. When the electric field is parallel to the plane of incidence, the electromagnetic wave is said to be? hyperbolically polarized
9. The EM field and current are concentrated close to the surface of the conductor. The phenomenon is called? Skin Effect
10. XH = J + D is? Maxwell equation

 

1. The ideal voltage source is one which ? when connected in a circuit supplies constant voltage whether the current changes or remains constant
2. The passive components used in electronic circuits are resistance, inductance and? capacitance
3. In a loop, the sum of all potential differences is equal to? the sum of individual currents
4. Fundamental property used in 1-node pair circuit analyzer is? voltage
5. If the potential of point A & B is Va and Vb then to find V(ab), we take _____ as a reference node? Node-A
6. The current source in parallel with equivalent resistance represents? Norton’s Theorem
7.  The active device is one which? supplies energy as well as converts energy from one form to another
8. The potential difference between two points in an electric circuit is? electric pressure
9. Oscilloscope is a ___________ measuring device? Voltage
10. In superposition theorem, all v-sources are replaced by………? Short circuit

 
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1. Super position theorem relates to? Thevenin and Norton theorems
2. …….is like a 3 phase gives constant power? two-phase
3. Variable speed requirements can be met by using? Wound rotor
4. The circuit in which currently leads the voltage by 90 degrees or voltage lags the current by 90 degrees?  Capacitive circuit
5. Which of the following convert’s thermal energy to kinetic energy? Rocket
6. The Power plant for which the availability of power is least reliable is? Wind
7. Which type of engine uses maximum air fuel ratio? Gas turbine
8. Which of the following relay is used in Motor for protection? Thermal relay
9.  Solid grounding is used for voltages? below 660 V
10. RC snubber circuit is used to suppress? a rate of change of voltage
11. Which of the following is not the fundamental part of the transformer core, windings, insulation, mutual flux? Mutual flux
12. Ideal transformer is characterized by? winding resistance=0, core loss=0, core permeability=infinite
13. Natural uranium contains _________ of U-235? 0.7%
14. Transmission line voltage is generally high voltage ________ alternating current? 3-phase
15. Which thing happens in gas discharge lamps? Ionization in vapor or gas
16. The battery used for electric power storage is? Lead acid cells
17. In a submarine power system, the power is transmitted through_________ cable? HV DC
18. By connecting the conductive surfaces of all the equipment to the same ground wire, the risk of electric shock is? Minimized
19. A small voltage (less than 10V) is considered to be? Stray voltage
20. The component of switchgear which sense fault and initiate trip are? Protective Relay
21.  Two overload Protection relays used are Instantaneous over current and? Time Overcurrent
22. Which of the following is not a purpose of disturbances monitoring equipment? incorrect protection setting
23. The principle of ____ is used to analyze fault in the power system? Superposition Theorem
24. A team from the same department and functional area that involves efforts to improve work activities? Problem-solving team
25. Single is for double and one is for? Two
26. Which one is odd in the list…. mile, inch, foot, yard, acre? acre
27. Which one is odd in the list… Loin, leopard, cow, tiger? cow
28. 64 32 16 8 4 2 _____? 1
29. Pakistan largest province by area? Balochistan

1. Taxila was the capital of? Gandhara
2. In earlier hours, on September 6, India cross a border of Pakistan, city? Lahore
3. The northern end of Pakistan is occupied by a western range of which of following? Himalayan range
4. Which of the following Rukn-e-Islam is called a shield? Fasting
5. The literal meaning of word Qibla is? Anything in front
6. Youm-e-Arafat is known as? Hajj day
7. Largest, heaviest and longest mammal an animal is? Blue whale
8. Wimbledon tournament is of which game? Lawn tennis
9. The old name of Iran was? Persia
10. Who first brought Kashmir issue in the security council of UNO? India
11. The management organization in any industry acts upon? Principles of management

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