GENERAL KNOWLEDGE INFORMATION of the following is not a valid MS Power Point View 1, Which | A. Normal View B. Notes Page Cc. Reading View D. Slide Show 2. Who is the Current Federal Interior Minister of Pakistan? A. Pervez Khattak c Shafaat Mahmood bp. Uez ahmed shah SO - Shehryar Khan Afridi ~ On 15th Aug: ust, 1947, Qauid-e-Azam ——— °f Pakistan. took oath as the first A. President B. Prime Minister C. Chief justice D. Governor General 4. Whi i ich key is used to move the cursor to the beginning of line? Home Page up Left Arrow Key Up Arrow Key Fi 5. If we type incorrect spelling of a word in MS Word, which of the following option will correct the spellings of words document automatically? monm> A. Spelling and Grammar B. Auto Correct C. Auto Format D. Thesaurus | 6. Allahabad session was held in 1930 by: A. Congress B. Simon Commission Cc. All India Muslim League D. Peoples Partyan MS Excel if we want to ad be typed through keyboard, A. Insert => Special ‘Character B. Insert => Symbol Cc. View => Special Character D. View => Symbol 8. 9, Who is the Current Federal Minister of ParliameM A. Noor-ul-Haq Qadri B. Shafqat Mahmood c. Muhmmad Azam Swati D. Ali Muhammad Khan rt in 10. Which of the following is used te edit a chal A. Drag the chart B. Right Click on the chart C. Left click on the chart D. Double click on the chart 11. Ethics is a system of: A B. c. D. Values Norms Principles Rules the right choice? A. Choose File => New B. Press Ctrl +N C, Press Ctri+ 0 D. Choose View => New 13, The desert in the Bal d —__ A. Cholistan 8. Tharparkar C. Nara D. Thal JR ENGIN, EER ELECTRICAL (BPS-17)-Bi tary Affairs? Ms Excel? 12. To open an existing presentation in MS Power Point which will be hi lawalpur district in Punjab is known as LUE-21091916. The basic driving force behind thi A. Hindu co-existence B. Islamic ideology < Cc. Hinduism a ~ D. Hindu-Muslim Unity 17. How many times, the word ‘Salat’ (prayer) is mentioned in the Holy Quran? A. 700 times B. 800 times c. 900 times a D. 1000 timesB ~All pass eal Stop systems Infinite Zero Oscillatory Exponentially decaying ignal is required to have @ power level higher than control si d v zt ay wes Spability of linear electronic ‘amplifiers, which of the following is preferred? A. Amplidyne B. AC servomotor c. AC tachometer D. Metadyne 21. Transfer function of the control system depends on: A. System parameters alone B, Nature of the input C. Initial conditions of input and output D. Nature of the output 22. For a transfer function H = gre polynomials in ee (a) f/Q(2)/ineraie|(=) aus 2) The d i Wie seatce of P (s) is always greater than the degree of TI . Bereuerof P(s) and Q (s) are same meet HOw independent of degree of Q (s) 23. Slope of asymptot: ¢ of P (s) and Q (s) differ at most by One In Bode plot of 2nd order system is ee Per octave, A. 18 dB B, Hep 4B D. 0345 F-19-1837-) “JR ENGINEE, R ELECTRICAL (BPS-17)-BLUE-210919 4there is a: Step displacement input Ramp or velocity input . Unit parabolic input 26. The device that can act as a complete electronic cireuit is: A. Zener diode B. Junction diode Cc. Integrated circuit’ D. Junction transistor lifier has a voltage gain of 50, an input output impedance of 200 ohms. 27. A common emitter amp! impedance of 100 ohms and an: The power gain of the amplifier is: A. 1250 B. 500 c, 100 D. 50 —E, 2000 28, The characteristic of a thyristor closely resemble to the characteristics of: A. PWN-junction B, Constant voltage source C. Constant current source D. Thyratron gas tube 29, What is the advantage of class A operation of an amplifier? A. Its low distortion35, 30. Which one of the following is an active device? A. Electric bulb B. Transformer c. SCR D. Loudspeaker 31. A tangent galvanometer is: D. 32. An N-type crystal is: A 8. c. D. Insufficient Information is call 33. A device which converts mechanical energy into electrical energy 34. The Internal voltage drop in the case of silicon diodes is around: . : B. 0.6 to 0.7 volts © Sto 10 volts D. 10to 29 volts The rotating part of a pc generator is | Pole & Stator Commutator D. Armature A. An absolute instrument B. ic A. B. Transformer ©, Mechanical device D. Amplifier A secondary instrument A recording instrument . An integrating instrument . Neutral . Negatively charge Positively charged led; Electric generator 2 to 5 volts 38 39 acja, The potential Bareler ~ asV a a7V « iv BD asv 39. A solid state defector mainly consists of = my A. Silicon diede 8. con crystal c. Transistor D. Germanium crystal 40. The series-paralle! combination of sciar ceils ts Kenan es A. Phots-combination ceil B. Photuelectric ceil ¢. Photovoltaic array D. Combination diede 41.Abinary digital systert deal with quantities or weriaisies witch have discrete veites or states. A. G4 B. os Cc. o2 DB. OS — 06 42 z Werppletactoris____ for 2 haif wave rectified sine L6s544. In the FET, Current flows A. Channel 8. Drain C. Source D. Junction ,f that 45. Lenz's law is a statement of law of conservation 0 induced can be conveniently applied to the circuits involving currents, A. Energy 8. Mass c. Charge D. Momentum tween zero and 46. If the speed of a shunt motor is to be controlled Pas meenaee = normal running speed N, the most prdcren way fe would be to insert a resistance of suitable v: A. Parallel with the field B. Series with the field . Parallel with the armature D. Series with the armature ing along a circle in a magnetic field B= 107 T, “e eae io ka velocity, fea m/s, and charge q= 10? coulomb. What is the radius of its circular track? A. 0.1m B. 10m c 100m D. 1.0m 46, The current generated when a conductor moves across a magnetic field is called: A. Active emf 8. Effective emf ¢. Optimum emt D. Induced emf 49. Two coils havin connected in 5 the: 9 equal resistances, but ditte, ferles. The time constant of thee inductances are ries combination is51. A DC shunt motor running 4 supply voltage. If the sn at: the motor becomes: A. Slightly more , 8. Slightly less th C. Half of the rated spuainted speed D. Double of the rated peed 52. Which of the following is NOT an integrati Ing instrument? A. Ampere-hour meter 8. Watt-hour meter C. Voltmeter D. Both AandB 53. The main reason for the con output stage of the thyrist necting of a pulse transformer at the ‘or triggering circuit is to: 2. Amplify the power of the triggering puise 8. Provide electrical isolation C. Reduce the turn on time of thyristor D, Avoid spurious triggering of the thyristor due to noise 54, One electron is movin energy from: A. Magnetic field B. Electric field C. Both A andB D. Insufficient Information 55. The function of the starter for a de motor is: 9 in electric and magnetic fields. rt wit gain A. To limit the starting current B. To limit the starting voltage €. To increase field resistance D. To reduce armature resistance = ° *19-1837-9R ENGINEER ELECTRICAL (BPS-17)-BLUE-21094require eral from a charger Snmencement of charge 18: 57. The ratio of starting torque to full load torque is minimum in: Shunt motor Series motor Differential compound motor Cumulative compound motor 58. Photons always propagate with speed c, but light comes into view to travel ata speed diverse from cin an opaque medium. We can explain this fact by in medium by introducing a phase change upon re-radiation. A. Electron oscillators B. Discharge tube ©. Cathode rays D. Electromagnetic rays 59. Frog-leg winding is: A. Same as simplex winding 8. Same as duplex winding ©. Combined lap and wave winding on a si singl ©. Duplex wave winding on a single rotor eae (60. In the periodic table, semi-conductors belong to: &. Third group B. Fifty group © Fourth group D. First group 61. In 2 DC machine without i les, t inter pear e pel to get improved commutation, A. Varies with change i 8 Kept constant” "1°84 ©. Zero degree ©, 100 degrees F-19-1837-3R ENGINEER ELECTRICAL (BPS-17 )-BLUE- 210919A B c D. c D A. B. Cc; Dd. A. B. c, D, 64, Second Cauer's form of r successful removal of: 65, If residual magnetism of a shunt genera accidentally, | A 66. The lines of force « direction of: F-19-1837-JR ENGINEER ELECTR! F veloei Volume of tre, Pconductors ‘mective network synthesis is the Poles at infinity Zeros at infinity Poles at origin Zeros at origin FIs destroyed ay be restored by con ting Hts shunt field to earth to an alternator to a battery in reverse e circular and their di ction dapends upon the Voltage Capacitance Current Resistance 67, The DC compound motors are generally Cumulative compound Differential compound Levelling compound Beveling compound CAL (BPS-4 7)-BLue-210919port networks are connected im cascade, 70. When a number of two the individual: H-matrices are multiplied Ysc matrices are added Zoc matrices are added ‘Chain matrices are multiplied 71. In hot wire instruments the sensing wire is made of: Copper Silver Platinum-iridium D. Copper-nickel 72. The direction of the induced e.m.f. during electromagnetic induction can be determined by making use of: A. Lenz's law B. Faraday’s law Cc. Ampere’s law D. Laplace law 73, In an inductance A.C, circuit, the current: A. Lags the voltage fe ae Voltage in phase with thy D. BothAandp tae| 77 Aibay contsining 7 Sine batts ; aoe = v4. ot 8 cance Se BOG, hat ee pt er te 1S hur | gg EBS BMS DS RD) -7 & QDODIISS 2 0000742 6 GA9242 BD, OO74F 79. the sum of three numbers is 136, If the ratio between first and setmnd be 2: 9 arid that between second and third is 5 <3, then the second number iss A, 40 6, AK c 72 0, 60 © Fn” varies directly as *m”, and "n” is 3 when “Mm” what is the value of "n” when "m” is 11? is 24, then A 1,375 8. 1.775 c 1,95 Do 20~ eh 2Apy 0.4pu O.15pu 7 82. A lightning arrester connected the line end earth in 2 power system: A. Reflects back travelling waves approaching it 8 Suppress high frequency oscillations in the line C. Protects transmission line against direct lightning stroke D. Protects terminal equipment against travelling surge 83. In frequency modulation, noise components which affect the amplitude can be eliminated using: a differentiator an oscillator an fm limiter circuit . a mixer E, anrf amplifier 84. Cost of operation of which of the following plants is least? A. Gas turbine plant 8. Thermal power plant €, Nuclear power plant D. Hydroelectric plant 5S. The effect of ice deposition on the conductor is: A. Increased skin effect B. Reduced corona losses C. Reduced sags D. Increased weight ‘86. The protection agai i i gainst direct light igh oer ae ightening strokes and hig! a Earthing of neutral ing arresters wires 9 @rresters and ground wires RICAL (BPS-17)-BLUE-210919A, Diseter Of Conductor A (dhenveter Of Cond uetery i /9 ¢. (dtemveter of Conduetorys f. (AtaOMOter OF éondiEtorya a8. TRE CoACGE AWITCHING I Basily done with A Verein Crit brenier OF CIFCLITE breaker ¢ Ait inet GiFeiit breaker o. SF. | 91, The Harsetarietic impedarice of a Franemission lite depande upon | Ch OF Be Following? A. Geometrical corfiguration of the COndietore 8. Contietivity of the material C: Surface treatment of the conductors Be Shape of the conductors 91h stistt trariemission line has equivalent circuit consisting of A. Series inductance |. and shunt Capacitance G B. Series resistance Rand shunt capacitance @ © Series resistance arid shunt Capacitance © O String resistance Rand series inductance | 4 SH Capacitance ig “sually neglected in the analysis of / Share transrnission lines Mediuin as weit 48 long transmission lines a transinission lines © Medi transmission lines 2or> “WS:1gg9,, 1 7 EMGINE ER ELECTRICAL (Bp5-17)-pLUE-210919 1Hie taentne Co fines? 19 rs Hehe try rmriareriaste wien oo Wintel af te Fall uenar praeriens earvinn pointe ta cat jratrivunian trmmatarnner Ue danaumer prawiees si ating stanlan ta racatving and station hoceiving ta dlatribation transformer Haenlinid A 0 t 1 alate ob A lond curve len plat af Cs f ( 0 bond yaraue hand yoreue HN of power entry ta 7 fg will Woe larger at fh Specific volume Pressure € Flows D, Specific enthalpy 8, Total load Wanamittad a 4 phase ssian line is 16,000 KVA at ON power factor lagging, The 1’ losses are G00 kW. The aliclency of \ranemibsian line is 60% 06% on% oom 09. th Wi aH voltage tranemiavion lines the tap most canductors is AL Aephinws mnductor eges eonductar i # eONMELOF y Hath conductor Tica, PS°17)-BLUE-2109 19