ENGINEERING CAREER AND STUDY MATERIALS

Q No. 1. The bearings used to support the rotor shafts are generally (a) ball bearings (b) bush bearings (c) magnetic bearmgs (d) needle bearings Ans: a Q No. 2. Synchronizing torque comes into operation under all of the following cases EXCEPT (A) phase difference between two voltages (B) frequency difference between two voltages (C) voltage difference between two voltages (D) reduction in exciting current in one of the alternators. Q No. 3. In case of a 4-pole D.C. generator provided with a two layer lap winding with sixteen coils, the pole pitch will be (a) 4 (b) 8 (c) 16 (d) 32 Ans: b Q No. 4. Welding generator will have (a) lap winding (b) wave winding (c) delta winding (d) duplex wave winding Ans: a Q No. 5. Commonly used instruments in power system measurement are (a) induction (b) moving coil or iron (c) rectifier (d) electrostatic Ans: a Q No. 6. The demagnetising component of armature reaction in a D.C. generator (a) redu

Engineering Services (Preliminary - Stage I) Examination, 2019 Civil Engineering Paper  Electrical Engineering Paper, Electronics and Telecommunication Engineering Paper, General Studies and Engineering Aptitude Paper, Mechanical Engineering Engineering Services (Preliminary - Stage I) Examination, 2019 Question Papers Click on the following links to download Civil Engineering Paper  Electrical Engineering Paper, Electronics and Telecommunication Engineering Paper, General Studies and Engineering Aptitude Paper, Mechanical Engineering Engineering Services (Preliminary - Stage I) Examination, 2019 Question Papers   Civil Engineering Paper   Electrical Engineering Paper   Electronics and Telecommunication Engineering Paper   General Studies and Engineering Aptitude Paper   Mechanical Engineering Paper

Electrical Engineering Questions with Answer published on 06/05/2019  $1. In a transformer the voltage regulation will be zero when it operates at (A) unity p.f. (B) leading p.f. (C) lagging p.f. (D) zero p.f. leading. Ans: B $2. An induction meter can handle current upto (a) 10 A (b) 30 A (c) 60 A (d) 100 A Ans: d $3. The maximum power in a synchronous machine is obtained when the load angle is (A) 0° (B) 85° (C) 120° (D) 135°. Answer: (B) 85° $4 In a 3-phase synchronous motor  (A) the speed of stator MMF is always more than that of rotor MMF.  (B) the speed of stator MMF is always less than that of rotor MMF.  (C) the speed of stator MMF is synchronous speed while that of rotor MMF is zero.  (D) rotor and stator MMF are stationary with respect to each other.  Ans: D $5. The switch board instruments (a) should be mounted in vertical position (6) should be mounted in horizontal position (c) either (a) or (b) (d) neither (a) nor (b) Ans: a

Paper: Engineering Aptitude Test Medium of Question: English Question1:-The newly launched Vande Bharat Express (Train 18) runs from Delhi to which destination station  A:-Varanasi  B:-Puri  C:-Rameshwaram  D:-Dehradun  Correct Answer:- Option-A Question2:-Carlos Ghosn was the former CEO of which company  A:-Nissan  B:-GM  C:-Toyota  D:-Tesla  Correct Answer:- Option-A Question3:-Chief Minister Pawan Kumar Chamling received the UN Food and Agriculture Organisation's (FAO) Future Policy Gold Award recently as his ruling state becoming the first-ever organic state in the world. In which state is Chamling the Chief Minister  A:-Arunachal Pradesh  B:-Sikkim  C:-Mizoram  D:-Tripura  Correct Answer:- Option-B Question4:-Which country is home to nearly 50% of the world's cobalt-the metal that lies at the heart of the rechargeable batteries powering the next generation of cars, homes and even aircraft?  A:-Congo  B:-Zimbabwe  C:-South Africa  D:-China

Question1:-The main advantage of CMOS is its  A:-Low power consumption  B:-High power rating  C:-Small signal operation  D:-Fast switching capability  Correct Answer:- Option-A Question2:-A lamp is controlled from two positions A and B (eg : staircase circuit). The boolean expression for the above circuit is  A:-  B:-  C:-  D:-  Correct Answer:- Option-B Question3:-Which one of the following is not written by Ponkunnam Varkey ?  A:-Vikarasadanam  B:-Nivedanam  C:-Aniyara  D:-Kudumbini  Correct Answer:- Option-D Question4:-The main constituents of a Portland Cement is  A:-lime  B:-Alumina  C:-Iron Oxide  D:-Alkalies  Correct Answer:- Option-A Question5:-Vagbhadanandha was the main disciple of  A:-Sree Narayanaguru  B:-Chattampi Swamikal  C:-Brahmananda Sivayogi  D:-V. T Bhattathiripad  Correct Answer:- Option-C Question6:-Monetary Museum of Reserve Bank of India is situated at  A:-Kolkata  B:-Mumbai  C:-Bengaluru  D:-Delhi  Correct Answer:- Opt

Question No. 1. Which of the following is measured by using a vector voltmeter ? (a) Amplifier gain and phase shift (b) Filler transfer functions (c) Complex insersion loss (d) All of the above Ans: d Question No. 2. When a synchronous motor is running at synchronous speed, the damper winding produces (A) damping torque.  (B) eddy current torque. (C) torque aiding the developed torque.  (D) no torque.  Ans: D Question No. 3. In a Schering bridge the potential of the detector above earth potential is (a) a few volts only (6) 1 kV (c) 5 kV (d) 10 kV Ans: a Question No. 4.In order to reduce the harmful effects of harmonics on the A.C. side of a high voltage D.C. transmission system ______are provided.  (A) synchronous condensers (B) shunt capacitors (C) shunt filters (D) static compensators  Ans: C Question No. 5. A sensitive galvanometer produces large deflection for a (a) small value of current (b) large value of current (c) large value of power (d