Home / Question Papers / MPSC Deputy Engineer [Electrical and Mechanical] Maharashtra Engineering Services Gr-A Screening Test Question paper 2012

MPSC Deputy Engineer [Electrical and Mechanical] Maharashtra Engineering Services Gr-A Screening Test Question paper 2012

MPSC Deputy Engineer [Electrical and Mechanical] Maharashtra Engineering Services Gr-A Screening Test Question paper 2012

  1. A technique of encoding and decoding messages is called

(1) Lithography

(2) Cartography

(3) Cryptography

(4) Seismography

  1. The main object of the ‘Curiosity Rover’ that landed on Mars on 6th August, 2012, was to

(1) Search signs of existence of living organism

(2) Search places of water

(3) Collect samples of minerals, elements

(4) Established communication system

  1. Which of the following gases is not responsible for air pollution?

(1) Nitrogen

(2) Carbon dioxide

(3) Sulphur dioxide

(4) Hydrogen sulphide

  1. Which of the following is used as a fuel in rockets?

(1) Liquid ammonia

(2) Liquid carbon dioxide

(3) Solid carbon dioxide

(4) Liquid oxygen

  1. India’s largest 9000 MW-Jaitapur (Ratnagiri) nuclear power plant will be set up in collaboration with

(1) France

(2) Japan

(3) Germany

(4) Switzerland

  1. Which of the following is correct about the phenomenon of ‘capillary action’?

(1) Ignition of kerosene lamp

(2) Working of blotting paper.

(3) Existence and growth of tall trees.

(4) Drinking of soft drink by straw.

Answer options:

(1) Only a and b

(2) Only a, b and d

(3) Only a, b and c

(4) All a, b, c and d

  1. India’s heaviest Satellite, GSAT-10, was launched from Kourou, French Guiana, to boost telecommunication and DTH broadcasting on

(1) September 19, 2012

(2) September 9, 2012

(3) September 29, 2012

(4) September 21, 2012

  1. Who postulated the Special Theory Relativity?

(1) Darwin

(2) Newton

(3) Einstein

(4) Galileo

  1. The chemical acids and bases neutralize each other to form

(1) Salt and water

(2) Salt and gas

(3) Gas and water

(4) Only salt

  1. Adding salt and sugar to food substances helps in preserving them for a longer duration. It is because excess salt and sugar

(1) Plasmolyse the microbial cells

(2) Cause rupturing of microbial cells

(3) Cause changes in the shape of microbial cells

(4) Remove water directly from food substances

  1. Which one of the following is included in the World List of Biosphere Reserves by UNESCO?

(1) Kinnaur Region

(2) Spiti Valley

(3) Nallamalai Hills

(4) Sunderbans

  1. Which of the following is not an insecticide?

(1) D.D.T

(2) Potash alum

(3) Endrin

(4) Folidol

  1. Bats can fly at night because their wings generate

(1) Ultraviolet rays

(2) Radio waves

(3) Ultrasonic waves

(4) Infrasonic waves

  1. The thumb of human hand moves more freely than other fingers due to

(1) Pivotal Joint

(2) Gliding joint

(3) Hinge joint

(4) Saddle joint

  1. Nanotechnology is the term used for study of objects having size

(1) 1 – 100 nanometers

(2) 1 – 10 micrometers

(3) More than 100 nanometers

(4) Less than one micrometer

  1. Identity the following element group, which is responsible for production of living organisms on the Earth?

(1) Hydrogen, Oxygen, Sodium

(2) Carbon, Hydrogen, Nitrogen

(3) Oxygen, Calcium, Phosphorus

(4) Carbon, Hydrogen, Potassium

  1. ARTI is an institute associated with

(1) Industrial Development

(2) Urban Development

(3) Rural Technology

(4) Road Development

  1. Which of the following is not an allotrope of carbon?

(1) Fullerene

(2) Carbon Nanotube

(3) Diamond

(4) Benzene

  1. The direction of magnetic field around conductor carrying current is given by

(1) The Right Hand Rule

(2) Fleming’s Left Hand Rule

(3) Fleming Right Hand Rule

(4) None of these

  1. Atoms and molecules follow laws formulated by which of the following theories?

(1) Quantum Mechanics

(2) Celestial Mechanics

(3) Thermodynamics

(4) Theory of Relativity

  1. The output device of computer is

 (1) Motherboard

(2) Central Processing Unit

(3) Keyboard

(4) Monitor

  1. The DNA in our body cell has which of the following structures?

(1) Spherical

(2) Spiral

(3) Ring-like

(4) Double helix

  1. The mobile phones which run on solar energy first manufactured by

(1) Samsung

(2) Nokia

(3) Motorola

(4) Reliance

  1. The current drawn by a 120 V d.c. motor having armature resistance of 0.5 and back e.m.f. 110 V is

(1) 240 Amp

(2) 20 Amp

(3) 220 Amp

(4) 05 Amp

  1. Choose the correct answer:

A moving coil type instrument can be modified to measure voltage by

(1) Using thicker wire in the coil.

(2) Using a high resistance shunt.

(3) Adding resistance in series.

(4) Adding resistance in parallel.

  1. Which of the following motors is usually used in household refrigeration?

(1) Reluctance motor

(2) Synchronous motor

(3) Single phase induction motor

(4) 3-phase induction motor

Answer options:

(1) a only

(2) b only

(3) c and d only

(4) c only

  1. Choose the correct answer:

(1) Only as a generator

(2) Only as a motor

(3) Both as generator and as motor

(4) None of the above

  1. A sinusoidal voltage of frequency 1 Hz is applied to the field of d.c generator. The armature voltage will be.

(1) 1 Hz square wave

(2) 1 Hz sinusoidal wave

(3) d.c voltage wave

(4) No EMF generated

  1. A good transfer must have high regulation as far as possible. Select the best option.

(1) 95-96%

(2) 92-94%

(3) 90-91%

(4) 87-89%

  1. Write short notes.

(1)  Joining Time

(2) Subsistence Allowance.

(3) Study leave.

(4) Lien.

(5) Reduction of Pay.

  1. Describe the Restrictions imposed upon the Government Servants in respect of—

(1) Acceptance of Gifts

(2) Private Trade / Employment.

(3) Participation in Political Activities.

  1. Distinguish between the following –

(1) Suspension and Dismissal from Government Service.

(2) Temporary Post and Permanent post.

(3) Probationer and Apprentice.

(4) House Rent Allowance and Compensatory Local Allowance

  1. (a) Write short notes on –

(1) Duties of controlling officers for traveling allowance.

(2) Reduction of pay as a major Penalty.

(3) Fixation of pay of re-employed pensioner

  1. (a) Write definition of following terms –

(1) Label

(2) Heap

(3) Stamp

(4) Premises

(5) Transaction

(6) Person.

  1. Write short Notes on

(1) Suspension and Cancellation Metrology.

(2) India Institute of Legal Metrology.

(3) Transfer or Transmission of Business.

(4) Appeals.

(5) Numeration – How to be made.

  1. Write Short Notes on following –

(1) Define Consumer.

(2) Packer.

(3) Unfair Trade Practice.

(4) District Consumer Protection Council.

  1. What will happen if percentage impedance of two transformers working in parallel is different?

(1) Parallel operation is not possible.

(2) Two transfer will operate at different power factor than common load.

(3) Transformers will be overloaded.

(4) Power factor will be same for both.

Answer option:

(1) a and d only

(2) b only

(3) c and d only

(4) c only

  1. Choose correct answer:

At a certain speed and flux, the voltage generated by a d.c generator is 230 volts. If the speed is increased by 20% and the flux is simultaneously reduced by 10% reduced by 10%, the voltage will be

(1) increased by 10%

(2) Reduced by 20%

(3) Increased by 8%

(4) Decreased by 8%

  1. A 4 pole generator with 16 coils has a two layer lap winding. The pole pitch is

(1) 32

(2) 16

(3) 8

(4) 4

  1. Synchronous motor having its field winding shorted on themselves placed in a cylindrical rotor will

(1) Not start

(2) Start but not run at synchronous speed

(3) Start as an induction motor and then run as synchronous motor

(4) Start and run as a synchronous motor

  1. A synchronous generator connected to an infinite bus is overexcited. Considering only the reactive power, from the point of view of the system, the machine acts as

(1) Capacitor

(2) Inductor

(3) Resistor

(4) None of the above

  1. No-load test on a 3-phase induction motor was conducted at different supply voltages and a plot of input power versus voltage was drawn. This curve was extrapolated to interest the Y-axis. This intersection point is

(1) Core loss

(2) stator copper loss

(3) Stray load loss

(4) Friction and windows loss

  1. Chopper control for d.c. motor provides variation in

(1) Input voltage

(2) Frequency

(3) Current

(4) None of the above

  1. The primary determination of the voltage developed by a battery is

(1) The nature of the materials in the reaction

(2) The size of the electrodes

(3) The overall size of the galvanic cells

(4) The age of the battery

  1. The indication of the state of charge of a battery is best given by

(1) Specific gravity of electrolyte

(2) Temperature of electrolyte

(3) Colour of electrolyte

(4) Level of electrolyte

  1. Ni-Cd batteries do not emit

(1) Hydrogen gas

(2) Oxygen gas

(3) Hydrogen and oxygen gas

(4) Corrosive gas

  1. Open circuit voltage of a fully charged lead aci9d cell is

(1) 1.9 V

(2) 2.0 V

(3) 2.7 V

(4) 2.5 V

  1. The term “B” (Bend of useful life) for a UPS battery refers to the fact that these batteries

(1) Do not require fluid

(2) Require fluid

(3) Require specific fluid

(4) Require any fluid

  1. Which cell has the resistance chemical reaction?

(1) Lead acid

(2) Mercury oxide

(3) Carbon zine

(4) Sliver oxide

  1. What is the basic requirement of an electric motor to be employed in lift applications?

(1) High running torque

(2) Low running torque

(3) High starting torque

(4) High starting current

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