#1
24th July 2014, 03:59 PM
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Coal India Limited Management Trainee Exam previous year papers of EE
Will you please share with me the Coal India Limited Management Trainee Exam previous year papers of EE?
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#2
25th July 2014, 03:20 PM
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Re: Coal India Limited Management Trainee Exam previous year papers of EE
As you want to get the Coal India Limited Management Trainee Exam previous year papers of EE so here it is for you: The Function of Shunt in an Ammeter is A. To bypass the current B. To increase the Resistance of the meter C. To decrease the voltage drop D. To increase the current in the meter coil Correct Answer: A Q2: In a synchronous alternator, the armature reaction is solely determined by A. Power factor of the load B. Amount of current drawn from the alternator C. Speed of the prime mover driving the alternator D. Excitation voltage Correct Answer: A 1. Mho relay is usually employed for the protection of a) Short lines only b) Medium lines only c) Long lines only d) Any line Ans: Long lines only 2. A modern power semiconductor device IGBT is combines the characteristics of a) BJT and MOSFET b) FCT and GTO c) SCR and MOSFET d) SCR and BJT Ans: BJT and MOSFET 3. For a single-phase a.c. to d.c. controlled rectifier to operate in regenerative mode, which of the following conditions should be satisfied? a) Half –controlled bridge, a 90°, source of e.m.f. in load c) Full-controlled bridge, a > 90°, source of e.m.f. in load d) Full-controlled bridge, a 90°, source of e.m.f. in load 4. Which is the most suitable power device for high frequency ( more 100 kHz) switching application? a) Power MOSFET b) BJT c) SCR d) UJT Ans: Power MOSFET 5. In a thyristor Latching current is ________ than Holding current a) Equal b) Less c) Greater d) None Ans: Greater 6. The transfer function of a system is 10/(1+s) when operating as a unity feedback system, the steady state error to a step input will be a) 0 b) 1/11 c) 10 d) Infinity Ans: 1/11 7. Which one of the following statements for a dc machine which is provided with inter pole winding (IW) as well as compensating winding (CW) is correct a) Both IW and CW are connected in series with Armature winding b) Both IW and CW are connected in parallel with Armature winding c) IW connected in series but CW is connected in parallel with Armature winding d) CW connected in series but IW is connected in parallel with Armature winding Ans: Both IW and CW are connected in series with Armature winding 8. A 0-10 mA PMMC ammeter reads 5mA in a circuit; its bottom control spring snaps out suddenly the meter will now read. a) 5mA b) 10mA c) 2.5mA d) 0 Ans: 0 9. A dc cumulatively compounded motor delivers rated load torque at rated speed. If series field is short circuited, then the armature current and speed will a) Both increases b) Both decreases c) Increases and decreases d) Decreases and increases Ans: Both increases 10. Moving coil in dynamometer wattmeter connected a) In series with fixed coil b) Across supply c) In series with load d) Across load Ans: Across supply 11. In an induction machine, if the air gap increased a) Speed will be reduced b) Efficiency will be improved c) Power factor will be lowered d) Breakdown torque will be reduced Ans: Power factor will be lowered 12. A CRO screen has ten divisions on the horizontal scale. If a voltage signal 5 sin 314t+45 deg)is examined with a line base settings of 5 msec/div, the number of cycles of signal displayed on the screen will be a) 0.5 cycles b) 2.5 cycles c) 5 cycles d) 10 cycles Ans: 2.5 cycles 13. A 3-phase 50HZ SCIM takes a power input of 30 KW at its full load speed of 1440 rpm. Total stator losses are 1 KW. The slip and rotor ohmic losses at full load are a) 0.02, 600 W b) 0.04, 580 W c) 0.04, 1160 W d) 0.04, 1200 W Ans: 0.04, 1160 W 14. Thermocouple is used to measure a) AC b) DC c) Both d) None Ans: Both 15. The two watt meters measurement the ratio of two meter readings is –(1-sqrt3) 1+sqrt3) then the power factor is a) 1 b) 0.866 c) 0.707 d) 0 Ans: 0.707 16. Hays bridge is used to measure___________ and Schering bridge is used to measure____________ a) Inductance, Inductance b) Inductance, Capacitance c) Capacitance, Inductance d) Resistance, Capacitance Ans: Inductance, Capacitance 17. When sine wave is given as input to Schmitt trigger then its generates a) Sine wave b) Saw tooth wave c) Triangle wave d) Square wave Ans: Square wave 18. In Gauss Seidel method the following factors are influenced for operation a) Acceleration factor b) Selection of slack buss c) Both d) None Ans: Selection of slack buss* 19. i. (X’+Y’) A. Low-pass filter function ii. (X’Y’) B. Sum iii. (XY) C. NAND D. Carry E.NOR a) i-C, ii-E, iii-D b) i-C, ii-E, iii-B c) i-C, ii-B, iii-D d) i-C, ii-E, iii-A Ans: i-C, ii-E, iii-D 20. The phase lead compensation is used to a) Increase rise time and decrease overshoot b) Decrease both rise time and overshoot c) Increase both rise time and overshoot d) Decrease rise time and increase overshoot Ans: Decrease rise time and increase overshoot 21. Voltage feed back amplifier is a a) Shunt-Shunt b) Shunt-Series c) Series-Shunt d) Series- Series Ans: Shunt-Shunt 22. In microprocessor the next instruction to be executed is stored in a) Program Counter b) Stack Pointer c) Memory Pointer d) Accumulator Ans: Program Counter 23. The following element retains it energy after source is disconnected a) Resister b) Inductor c) Capacitor d) Thermistor Ans: 24. In series RLC circuit at resonant a) Voltage is in phase with current b) Current is maximum c) Inductive reactance = Capacitive reactance d) All of the above Ans: All of the above 25.For RC low pass filter R=100 K ohms, C= 5 micro farads then lower cutt of frequency is a) 1 K HZ b) 0 HZ c) 381.3 HZ d) Infinity Ans: 26. V=100Sin (1000t+46 deg), I=2Sin (1000t+80 deg) what are the elements in the circuit a) R=30 ohm, L=30 mH b) R=30 ohm, C=33.3 micro farads c) R=40 ohm, L=30 mH d) R=40 ohm, L=33.3 micro farads Ans: R=40 ohm, L=33.3 micro farads 27. L=10 mH, I=100Sin50t 0 a) b) c) d) Ans: 28. In dielectric measurement, the dielectric loss is proportional to a) F b) V c) I d) Vsqr Ans: Vsqr 29. G(s) = (1-s)/s(s+2) then closed loop transfer function is a) Unstable b) Stable c) Marginally stable d) All Ans: Stable 30. G(s) = (1+0.5s)/(1+s) find which type of net work it is a) Lead net work b) Lag net work c) Lag – Lead net work d) Lead – Lag net work Ans: Lag net work 31. Temperature of electrode in Arc furnace is a) 1000 deg b) 1500 deg c) 1500 deg to 3500 deg d) 4500 deg Ans: 32. In bode plot the point which separates the lower and upper frequencies is called a) Critical point b) Cut-off point c) d) Ans: 33. Nyquest stability is used to determine a) Absolute Stability b) Relative Stability c) Both d) None Ans: Both* 34. When 220V dc shunt alternator generating the voltage at rated value. If direction of rotation is reversed, then alternator will a) Build up its voltage with same polarity b) Build up its voltage with opposite polarity c) No build up of voltage d) None Ans: No build up of voltage 35. Over lap Angle depends on_________ a) Load inductance b) Loa capacitance c) Source inductance d) Source capacitance Ans: Source inductance 36. Area under speed time curve gives a) Time b) Speed c) Distance d) None Ans: Distance 37. The regulation of Short Transmission lines depends up on a) Distance of line b) Frequency c) Power factor d) All Ans: Power factor 38. Which of the following plant is having lowest load factor? a) Diesel Plant b) Pumped storage Plant c) Thermal Plant d) Nuclear Plant Ans: Diesel Plan 39. For SR latch whent the out put is undesirable a) 0, 0 b) 1, 0 c) 0, 1 d) 1, 1 Ans: 1, 1 40. For interrupting capacitive currents which Circuit Breaker (CB) is used a) SF6 CB b) Oil CB c) Vacuum CB d) Air blast CB Ans: Vacuum CB 41. For V/F control, when frequency is increased in transformer a) Core loss component current increases, Magnetizing component current decreases b) Core loss component current increases, Magnetizing component current increases c) Core loss component current decreases, Magnetizing component current decreases d) Core loss component current decreases, Magnetizing component current increases Ans: Core loss component current decreases, Magnetizing component current decreases 42. In ceiling fan the angle between auxiliary winding a main winding is a) 0 deg b) 90 deg c) 180 deg d) 360 deg Ans: 90 deg 43. In a shaded pole motor, shaded rings are used to a) Field flux production b) c) d) Ans: Field flux production 44. Practical method of improving string efficiency a) Increasing crass arms length b) Using different size of insulators c) Using different insulator materials d) Using of guard rings Ans: Increasing crass arms length* 45. In which type of fault all 3-phase components are equal a) L-G b) L-L c) L-L-G d) 3-Phase fault Ans: 3-Phase fault 46. 11/220 KV 100 MVA transformers, the primary base voltage rating is 10 KV then secondary base KV is a) 10 KV b) 220 KV c) 220/sqrt3 d) Ans: 220/sqrt3* 47. Water hamming effect is occurs in a) Surge tank b) Penstock c) Turbine d) Reservoir Ans: Penstock 48. Transient stability can be improved by a) By putting series capacitor b) By using dynamic resister c) Auto re-closers d) All of the above Ans: All of the above 49. If sending end voltage is Vs at no-load in a transmission line then receiving end voltage is if ABCD parameters of line is given a) Vs b) Vs/A c) 0 d) Infinity Ans: Vs/A 50. Harmonics are eliminated by using a) Skewing of rotor b) Distribution winding c) Short pitch winding d) All of the above Ans: All of the above |
#3
10th December 2015, 09:54 AM
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Re: Coal India Limited Management Trainee Exam previous year papers of EE
Hello Sir it’s Ravindra, provide me Coal India Limited Management Trainee Exam previous year papers of EE
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#4
10th December 2015, 09:54 AM
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Re: Coal India Limited Management Trainee Exam previous year papers of EE
Hey Ravindra, here I am providing you Coal India Limited Management Trainee Exam previous year papers of EE……… 1. The Planetesimal Theory is related with ------------------ Planet Formation Q2 Who was the first person to cross the Antarctic Circle? Captain James Cook Q3 First News Paper in India Bombay Samachar Q4 --------------is widely known for realising that there was a lower limit to temperature. Lord Kelvin Q5 A system of reading and writing used by people who are blind or visually impaired is called as Braille system Q6 Who invented the Mailbox? First mailbox was invented in 1653 by Renouard De Valayer Q7 The smallest bird in the world Bee Hummingbird Q8 The Boston Tea Party took place on ------- December 16, 1773 Q9 The first documented use of the term "carbonated paper" was in 1806 . Who invented Carbon Paper ? Ralph Wedgwood Q10 ----------- is the coldest place on earth Antarctica Q11 The secretions of endocrine glands are known as Hormones Q12 The Din –i-Illahi the religion formulated by ---------------- Mughal emperor Akbar Q13 The smallest country on the Earth is Vatican City Q14 What is meant by Igloo ? Type of shelter built of snow by the people who inhabiting the Arctic Q15 When was the great wall of china finished? 221 BC – 206 BC Q16 From where is the longest town name in the world and mention the name of the Town In the United Kingdom Llanfairpwllgwyngyllgogerychwyrndrobwllllantysilio gogogoch Q17 Who invented first automobile fuel Pump in the world? Sylvanus bowser Q18 The Death Valley National Monument is situated at --------- California Q19 Where was the world's first telephone exchange installed? The first commercial telephone exchange in the world is opened at New Haven in England Q20 What is meant by BC and AD ? Anno Domini (abbreviated as AD or A.D.) and Before Christ(abbreviated as BC or B.C.) Anno Domini means year of our lord Q21 What is meant by DNA? Deoxyribo Nucleic Acid (Nucleic acid that contains the genetic instructions specifying the biological development of all cellular life) Q22 What is the Weight of the Earth? The Earth's mass is 6,000,000,000,000,000,000,000,000 kilograms Q23 What are primary colors? Red, yellow, and blue Q24 Who invented the Computer Mouse Douglas Engelbart Q25 “ I am become Death, the destroyer of worlds” Who said it ? J. Robert Oppenheimer ( The father of Atom Bomb) Q26 What does PBX stand for ? Private Branch Exchange Q27World’s First credit Card Diners Club Card Q28 What is C-DOT Centre for Development of Telematics Q29 The first woman to reach the top of the Everest Junko Tabei Q30 India’s Largest mineral Resource Coal Q31 The Indian state with the longest coast line Gujarat Q32 India’s Largest commercial Bank State Bank of India Q33 Which bird migrates the longest distance ? The arctic tern Q34 Who is considered to be founder of the modern Quantity Theory of Money ? Milton Friedman Q35 The reduction or elimination of inflation is known as ? Disinflation Q36 What is meant by Goodwill of a firm Intangible Assets Q37 Crossing a cheque not Negotiable affords security against ? Theft of Cheques Q38 Which cost increases continuously with the increase in production ? Variable Cost Q39 Which country is the leading producer of silver in the world ? USA Q15 When was the essential Commodities act enacted in the country ? 1955 Q40Name the state where Panchayat Raj was first introduced Rajasthan Q41 In which year was the companies act enacted? 1956 Q42 What is meant by BGML ? Bharat Gold Mines LTD Q43 When did the industries development and regulation act come into effect? 1951 Q44 The first Five year plan was launched on 1st April 1951 Q45 Which is the highest body that approves Five Year Plans in the country ? National Development Council Q46Which state is the leading producer of cotton in country? Punjab Q47 What is meant by UHF ? Ultra High Frequencies Q48 Who was the first film star to be featured on postage stamp? Grace Kelly Q49 In which year was M K Gandhi born on October 2? 1869 Q50 The story of ‘My Experiments with truth ‘ was originally written in -------- language Gujarati Q51 What is another name for Vitamin B1 ? Thiamine Q52 Who introduced Vaccination Edward Jenner Q53Who is responsible for keeping the Voter’s list up to date at all times ? The Election Commission Q54 A dockyard has been found at Lothal Q55Who introduced postage stamp in India? Lord Dalhousie Q56 Who founded the Ramakrishna Mission in 1896? Swamy Vivekananda Q57The first modern trade union founded in India Madras Labour Union Q58 Who gave the slogan “ Jai Hind “? Subash Chandra Bose Q59 what is meant by ‘ WWW’? World Wide Web Q60 Someone who browses the internet with no definite destination is called ? Net Surfer Q61 -------- is the unit of measurement for data transmission speed over a telecommunication line ? BPS (Bites Per Second) Q62 Who invented television ? John Baird Q63 Who is the first Indian statistician to be elected a fellow of he Royal Society London ? P C Mahalanobis |
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