PUMP OPERATOR ,GROUND WATER SOLVED PAPER 2015

PUMP OPERATOR ,GROUND WATER

EXAM DATE:11-06-2015

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1.A heat engine converts:

A.Heat energy into mechanical energy

B.Mechanical energy into heat energy

C.Heat energy into electrical energy

D.Chemical energy into electrical energy

Ans:A

2.The engine valves are closed by:

A.Cam shaft

B.Crank shaft

C.Valve spring

D.Piston

Ans:C

3.Inlet valve is made up of:

A.Nickel chromium alloy steel

B.High carbon steel

C.Tungsten steel

D.Mild steel

Ans:A

4.Indicated Horse power equation is:

A.2NT/4500

B.²h

C.(BHP/IHP)*100

D.(PLAN/4500)*K

Ans:D

5.Piston rings are made up of:

A.Stainless steel

B.High grade cast iron

C.High Carbon steel

D.Aluminium alloy

Ans:B

6.The function of FIP is:

A.Stormising the fuel

B.Filtering the fuel

C.To deliver specific quantity of fuel at specific time

D.Suck the fuel from the fuel tank

Ans:C

7.Which one of the governor is also called spring loaded centrifugal governor?

A.Mechanical

B.Hydraulic

C.Pneumatic

D.Servo

Ans:A

8.Ohm’s Law expressed resistance is:

A.Voltage/current

B.Current/Voltage

C.Current*Voltage

D.Resistance/Voltage

Ans:A

9.Positive plate of lead acid battery consists of grid filled with a paste of:

A.Pb

B.PbO₂

C.PbSO₄

D.H₂SO₄

Ans:B

10.Radiator pressure cap contains:

A.Pressure valve

B.Thermostat valve

C.Rotary valve

D.Pressure and Vaccum valve

Ans:D

11.The oil pump is generally driven by:

A.Crank shaft

B.Cam shaft

C.Distributor

D.Fan

Ans:B

12.What is the purpose of heat dam in a piston?

A.To enable the piston run cooler

B.To keep the water temperature constant

C.To balance the piston

D.To reduce the piston weight

Ans:A

13. What do you mean by compression ratio?

A.Swept Volume/Clearance Volume

B.Total Volume/Clearance Volume

C.Total Volume/Swept Volume

D.Clearance Volume/Swept Volume

Ans:B

14.Engine misfiring is due to:

A.Excessive valve clearance

B.Less valve clearance

C.More piston clearance

D.More valve guide clearance

Ans:B

15.Least count of micrometer is:

A.0.02 mm

B.0.1 mm

C.0.01 mm

D.0.5 mm

Ans:C

16.To change reciprocating motion to rotary motion,the engine has:

A.Crank shaft and Cam shaft

B.Piston and connecting rod

C.Crank shaft and connecting rod

D.Connecting rod and Crank shaft

Ans:D

17.Manual press operated by hand is called:

A.Hydraulic press

B.Arbor press

C.Fly press

D.Pneumatic press

Ans:B

18.The reamer is used for:

A.Drilling holes in thin sheet

B.Distribute force over a large area

C.Removing burns

D.Enlarging and Finishing holes

Ans:D

19.Washers help to:

A.Improve appearance

B.Distribute force over a large area

C.Distribute force to the bolt

D.Cover the clearance hole of the work piece

Ans:B

20.In which engine crank shaft length is maximum?

A.V engine

B.Inline engine

C.Radial engine

D.Opposed engine

Ans:B

21.A hole is drilled between crank shaft main journal and crank pin for:

A.Balancing of crank shaft

B.Reducing crank shaft weight

C.Lubricating connecting rod bearings

D.Reducing crank shaft vibration

Ans:C

22.In a dry sump lubrication system,scavenging pump is used to:

A.Pump oil from sump to tank

B.Pump oil directly to all moving parts

C.Develop additional oil pressure

D.Pump oil from sump to filter

Ans:A

23.The pipe connecting fuel tank and FIP are called:

A.High pressure pipe

B.Over flow pipe

C.Leak off pipe

D.Suction pipe

Ans:D

24.Feed pumps are driven by:

A.Cam shaft of engine

B.Camshaft of FIP

C.Crank Shaft

D.Valve train

Ans:B

25.Which is the lowest part of the piston?

A.Ring

B.Pin

C.Skirt

D.Dam

Ans:C

26.Warpness of cylinder head is caused by:

A.Over heating of cylinder head

B.Over cooling of cylinder head

C.Over tightening of nuts

D.Uneven tightenining of nuts

Ans:D

27.Vent holes are provided in wet cells:

A.To pour electrolyte

B.To allow gases to escape during charging only

C.To allow gases to escape charging and discharging

D.To allow gases to escape discharging only

Ans:C

28.The centrifugal advance mechanism advances the timing when fly weights:

A.Fly outward

B.Contract inward

C.Remain constant

D.Move upward

Ans:A

29.The dynamo used in automobile is:

A.Single pole
B.Two pole

C.Three poles

D.Five poles

Ans:B

30.In charging  system the regulator act as:

A.An Automatic control

B.An electronic control

C.Manual control

D.Semi automatic control

Ans:A

31.Piston ring gap in the cylinder bore is:

A.0.0035-0.0055 mm

B.0.035-0.055mm

C.0.35-0.55mm

D.3.5-5.5mm

Ans:C

32.The instrument used to measure cylinder bore diameter is:

A.Outside micrometer

B.Vernier caliper

C.Telescope gauge

D.Bore dial gauge

Ans:D

33.Worn out camlobe lead to:

A.Decrease volumetrice efficiency

B.Increase the valve-opening height

C.Increase the valve clearance

D.Decrease the engine life

Ans:A

34.Worn out control rack teeth will cause:

A.Keep Plunger and Barrel in Sunlight

B.Worn Out cylinder bore

C.Piston ring’s damaged

D.Misalignment of the plunger

Ans:D

35.The ratio of work output to the burnt fuel energy is called:

A.Thermal efficiency

B.Brake efficiency

C.Mechanical efficiency

D.Volumetric efficiency

Ans:A

36.Oil filters element should replace every:

A.2 years

B.2000 miles

C.Oil changing

D.Every filling of oil

Ans:C

37.A smoking blue exhaust is due to:

A.Learn mixture

B.Excessive fuel consumption

C.Burning of oil in the combustion chamber

D.Incorrect valve adjustment

Ans:C

38.Name the gauge used to check bearing clearance:

A.Wire gauge

B.Dial gauge

C.Purg gauge

D.Plastic gauge

Ans:D

39.Distributor shaft supported by:

A.Ball bearing

B.Shell bearing

C.Bush bearing

D.Needle bearing

Ans:C

40.To set ignition timing fly wheel TDC mark is coincide with:

A.Timing back plate

B.Mark on Cam Shaft gear

C.Mark on Crank shaft gear

D.Fly wheel housing pointer

Ans:D

41. The two –stroke cycle engine has ports in the:

A.Piston

B.Cylinder walls

C.Cylinder head

D.All of these

Ans:B

42.Scavenging is the process of removing:

A.Burnt gases from the engine cylinder

B.Burnt gases from the crank case

C.Burnt gases from the cylinder head

D.All of these

Ans:A

43.In a diesel engine,fuel and air mix together in the :

A.Carburettor

B.Injector

C.Combustion cahmber

D.Inlet port

Ans:C

44.The use of flywheel is:

A.To rotate the entine by starting motor

B.To mount clutch assembly

C.To store the energy

D.None of these

Ans:C

45.Compression ratio of modern petrol engine is:

A.7:1

B.13:1

C.18:1

D.10:1

Ans:D

46.Function of ECM is:

A.To charge the engine according to the requirement

B.To start the engine smoothly

C.To control the emission

D.To increase engine life

Ans:A

47.Air fuel mixture should be lean for:

A.Starting

B.Cruising

C.Idling

D.None of these

Ans:B

48.In the throttle-body injection system,there is:

A.One injector for the engine

B.One injector for each cylinder

C.One injector for each spark plug

D.None of these

Ans:A

49.In the cam,the distance between the base circle and the nose is called:

A.Flank

B.Lobe

C.Lead

D.Lift

Ans:D

50.The ratio between BHP and IHP is called:

A.Thermal efficiency

B.Engine efficiency

C.Mechanical efficiency

D.Power efficiency

Ans:C

51.Air compossor is used for:

A.Multipurpose

B.To lift the car only

C.To lift and remove the wheel

D.To grind the chisel

Ans:A

52.The catalyst which is used in the reducing converter is:

A.Platinum

B.Rhodium

C.Charcoal

D.Sodium

Ans:B

53.Engine r.p.m is checked by:

A.Ammeter

B.Voltmeter

C.Hydrometer

D.Tachometer

Ans:D

54.The engine unit temperature gauge is immersed in:

A.Fuel

B.Fluid

C.Oil

D.Water

Ans:D
55.Important pollutants of the engine exhaust are:

A.HC,CO₂ and H₂O

B.HC,CO and Nox

C.HC,CO and CO₂

D.All of these

Ans:B

56.The ends of stator winding attached to the :

A.Field coil

B.Carbon brush

C.Copper brush

D.Diodes

Ans:D

57.The charcoal particles of the canister absorb

A.Gasoline vapour

B.Nitrogen oxide

C.Carbon monoxide

D.All of this

Ans:A

58.The space required to accommodate the rotating flywheel magneto is:

A.More

B.Wider

C.Narrow

D.Less

Ans:D

59.Adjustment of the ignition timing can be done by:

A.Vaccum gauge

B.Stop watch

C.Stroboscopic light

D.Dwell meter

Ans:C

60.Perished wiper  blade causes:

A.Over heat

B.Noise

C.Stops completely

D.Slow working

Ans:B

61.The unit which controls the maximum oil pressure in the lubricating system is:

A.Pump rotor

B.Oil filter

C.Pressure release valve

D.By pass valve

Ans:C

62.In horn,the diaphragm vibration per second is:
A.3 times

B.30 times

C.300 times

D.3000 times

Ans:C

63.The engine fan in the maruti  car is controlled:

A.Mechanically

B.Electrically

C.Hydraulically

D.Pneumatically

Ans:B

64.The head light parts can be replaced in:

A.Prefocused bulb

B.Sealed beam

C.Flush fitting type
D.Halogen bulbs

Ans:A

65.Aneroid is  a device:

A.For cold starting

B.For easy running

C.For decompression

D.For controlling emission

Ans:D

66.The flasher light bulbs flash at the rate of:

A.40-flashes/min

B.80-flashes/min

C.100-flashes/min

D.120-flashes/min

Ans:B

67.Series winding of solenoid is generally made of:

A.Thin wire

B.P.V.C.Wire

C.Flex wire

D.Thick wire

Ans:D

68.The starter armature rotates due to magnetic poles:
A.Attraction

B.Repulsion

C.Vibration

D.Armature winding

Ans:D

69.When the dynamo voltage is more than the battery voltage,the voltage flows to the :

A.Field winding

B.Shunt winding

C.Series winding

D.Armature winding

Ans:B

70.Distributor shaft is supported by:

A.Ball bearing

B.Shell bearing

C.Bush bearing

D.Needle bearing

Ans:C

71.The main purpose of pressure radiator cap is to:

A.Pressurise the system

B.Increase air water circulation

C.Help to develop vaccum in the system

D.Avoid build up of pressure

Ans:A

72.The maximum value of axial force at the clutch which a driver can apply while driving ,without getting fatiguedisapproximately:

A.10 N

B.100 N

C.500 N

D.5000 N

Ans:B

73.In which type of steering gearbox variable steering ratio is achieved?

A.Worm and roller steering gear

B.Worm and nut steering gear

C.Worm and sector steering gear

D.Rack and pinion steering gear

Ans:A

74.The component of the torque converter that allows multiplication of torque is the :

A.Turbine

B.Impeller

C.Pump

D.Stator

Ans:D

75.Salisbury type rear axle casing is also known as:

A.Banjo type casing

B.Unitized carrier casing

C.Separate carrier casing

D.None of these

Ans:B

76.Maximum room in the engine compartment is provided with:

A.Wishbone type suspension

B.Mcpherson strut suspension

C.Rigid axle suspension

D.Vertical guide suspension

Ans:A

77.The steering ratio for manual steering of cars is approximately:

A.5

B.50

C.15

D.100

Ans:C

78.The purpose of tyre sipes is to:

A.Increased tread tyres

B.Decrease noise level

C.Increase traction

D.Provide softer ride

Ans:C

79.The maximum disc runout allowed on the vehicle is generally:

A.1 mm

B.0.5 mm

C.0.1 mm

D.0.01 mm

Ans:C

80.If proportioning valve is not working:

A.Front brakes may lock

B.Rear brakes may lock

C.Front brakes may drag

D.Rear brakes may drag

Ans:A

81.Wagon tragedy was a tragic incident in connection with:

A.Quit India Movement

B.1857 Revolt

C.Malabar Rebellion

D.First World War

Ans:C

82.Who was the President of the  Lahore session of Indian National Congress?

A.Subhash Chandra Bose

B.Jawaharlal Nehru

C.Mahatma Gandhi

D.Moulana Azad

Ans:B

83.Kanneerum Kinavum is the autobiography of:

A.V.T.Bhattathiripad

B.E.M.S.Namboodiri pad

C.Mannath Padmanabhan

D.Kumaranasan

Ans:A

84.Lucknow pact was in the year:

A.1915

B.1914

C.1916

D.1919

Ans:C

85.Birth place of Ayyankali:

A.Kaladi

B.Chempazhanthi

C.Kollur

D.Venganoor

Ans:D

86.Doctrine of Lapse was introduced by:

A.Lord canning

B.Lord Lytton

C.Lord Dalhousie

D.Lord Wellesley

Ans:C

87.The incident which persuaded Gandhiji to stop non co-operation movement:

A.Dandi March

B.Chauri Chaura Incident

C.Rowlet Act

D.Jalianwalabag Massacre

Ans:B

88.The First Indian State formed on linguistic basis was:

A.Kerala

B.TamilNadu

C.Goa

D.Andhra Pradesh

Ans:D

89.Who was called the Lincoln of Kerala?

A.Dr.Palpu

B.Pandit K.P.Karuppan

C.Vagbhatanada

D.K.Kelappan

Ans:B

90.Sati was abolished by William

A.1829

B.1839

C.1821

D.1921

Ans:A

91.The social reformer Poykayil Yohannan was popularly known sa:

A.Kumaraguru

B.Vagabhadanada

C.Ayyankali

D.Dr.Palpu

Ans:A

92.The First Lady President of Indian National Congress:

A.Indira Gandhi

B.Vijayalakshmi Pandit

C.Sarojini Naidu

D.Annie Beasant

Ans:D

93.The boundary line between India and Pakistan:

A.Macmohan line

B.Durant line

C.Radcliff line

D.Countoor line

Ans:C

94.Who among the following is not a member of Cabinet Mission?

A.A.V.Alexander

B.George Simon

C.Pethick Lawrance

D.Stafford Crips

Ans:B

95.Sir  Sayed Ahamed Khan was the founder of:

A.Khilafat movement

B.Sudhi movement

C.Quit Indian Movement

D.Aligarh movement

Ans:D

96.The only Indian leader who participated in the three round table conference was:

A.Gandhi

B.B.R.Ambedkar

C.Rajendra Prasad

D.C.R.Das

Ans:B

97.Who is the father of Kerala Renaissance?

A.K.Kelappan

B.Sahodaran Ayyappan

C.Sree Narayan Ayyappan

D.Kumaranasan

Ans:C

98.Political Party formed by Subhash Chandra Bose:

A.Gaddar Party

B.Swarajist Party

C.Bombay association

D.Forward Block

Ans:D

99.The place where the revolt of 1857 was broke out:

A.Meerut

B.Surat

C.Delhi

D.Lucknow

Ans:A

100.Brahmananda Sivayogi was the founder of:

A.Ananthamatham

B.Atma Vidyasangam

C.NSS

D.SNDP

Ans:A