Previous Exams

Pump Operator - Ground Water - 2015

 

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0. Who is the father of Kerala Renaissance?
K.Kelappan

Sahodaran Ayyappan

Sree Narayana Guru

Kumaranasan
1. A heat engine converts:
Heat energy into mechanical energy

Mechanical energy into heat energy

Heat energy into electrical energy

Chemical energy into electrical energy
2. The engine valves are closed by:
Cam shaft

Crank shaft

Valve spring

Piston
3. Inlet valve is made up of:
Nickel chromium alloy steel

High carbon steel

Tungsten steel

Mild steel
4. Indicated Horse power equation is:
2NT/4500

2h

(BHP/IHP)*100

(PLAN/4500)*K
5. Piston rings are made up of:
Stainless steel

High grade cast iron

High Carbon steel

Aluminium alloy
6. The function of FIP is:
Stormising the fuel

Filtering the fuel

To deliver specific quantity of fuel at specific time

Suck the fuel from the fuel tank
7. Which one of the governor is also called spring loaded centrifugal governor?
Mechanical

Hydraulic

Pneumatic

Servo
8. Ohm’s Law expressed resistance is:
Voltage/current

Current/Voltage

Current*Voltage

Resistance/Voltage
9. Positive plate of lead acid battery consists of grid filled with a paste of:
Pb

PbO2

PbSO4

H2SO4
10. Radiator pressure cap contains:
Pressure valve

Thermostat valve

Rotary valve

Pressure and Vaccum valve
11. The oil pump is generally driven by:
Crank shaft

Cam shaft

Distributor

Fan
12. What is the purpose of heat dam in a piston?
To enable the piston run cooler

To keep the water temperature constant

To balance the piston

To reduce the piston weight
13. What do you mean by compression ratio?
Swept Volume/Clearance Volume

Total Volume/Clearance Volume

Total Volume/Swept Volume

Clearance Volume/Swept Volume
14. Engine misfiring is due to:
Excessive valve clearance

Less valve clearance

More piston clearance

More valve guide clearance
15. Least count of micrometer is:
0.02 mm

0.1 mm

0.01 mm

0.5 mm
16. To change reciprocating motion to rotary motion,the engine has:
Crank shaft and Cam shaft

Piston and connecting rod

Crank shaft and connecting rod

Connecting rod and Crank shaft
17. Manual press operated by hand is called:
Hydraulic press

Arbor press

Fly press

Pneumatic press
18. The reamer is used for:
Drilling holes in thin sheet

Distribute force over a large area

Removing burns

Enlarging and Finishing holes
19. Washers help to:
Improve appearance

Distribute force over a large area

Distribute force to the bolt

Cover the clearance hole of the work piece
20. In which engine crank shaft length is maximum?
V engine

Inline engine

Radial engine

Opposed engine
21. A hole is drilled between crank shaft main journal and crank pin for:
Balancing of crank shaft

Reducing crank shaft weight

Lubricating connecting rod bearings

Reducing crank shaft vibration
22. In a dry sump lubrication system,scavenging pump is used to:
Pump oil from sump to tank

Pump oil directly to all moving parts

Develop additional oil pressure

Pump oil from sump to filter
23. The pipe connecting fuel tank and FIP are called:
High pressure pipe

Over flow pipe

Leak off pipe

Suction pipe
24. Feed pumps are driven by:
Cam shaft of engine

Camshaft of FIP

Crank Shaft

Valve train
25. Which is the lowest part of the piston?
Ring

Pin

Skirt

Dam
26. Warpness of cylinder head is caused by:
Over heating of cylinder head

Over cooling of cylinder head

Over tightening of nuts

Uneven tightenining of nuts
27. Vent holes are provided in wet cells:
To pour electrolyte

To allow gases to escape during charging only

To allow gases to escape charging and discharging

To allow gases to escape discharging only
28. The centrifugal advance mechanism advances the timing when fly weights:
Fly outward

Contract inward

Remain constant

Move upward
29. The dynamo used in automobile is:
Single Pole

Two Pole

Three Pole

Five Pole
30. In charging system the regulator act as:
An Automatic control

An electronic control

Manual control

Semi automatic control
31. Piston ring gap in the cylinder bore is:
0.0035-0.0055 mm

0.035-0.055mm

0.35-0.55mm

3.5-5.5mm
32. The instrument used to measure cylinder bore diameter is:
Outside micrometer

Vernier caliper

Telescope gauge

Bore dial gauge
33. Worn out camlobe lead to:
Decrease volumetrice efficiency

Increase the valve-opening height

Increase the valve clearance

Decrease the engine life
34. Worn out control rack teeth will cause:
Keep Plunger and Barrel in Sunlight

Worn Out cylinder bore

Piston ring’s damaged

Misalignment of the plunger
35. The ratio of work output to the burnt fuel energy is called:
Thermal efficiency

Brake efficiency

Mechanical efficiency

Volumetric efficiency
36. Oil filters element should replace every:
2 years

2000 miles

Oil changing

Every filling of oil
37. A smoking blue exhaust is due to:
Learn mixture

Excessive fuel consumption

Burning of oil in the combustion chamber

Incorrect valve adjustment
38. Name the gauge used to check bearing clearance:
Wire gauge

Dial gauge

Purg gauge

Plastic gauge
39. Distributor shaft supported by:
Ball bearing

Shell bearing

Bush bearing

Needle bearing
40. To set ignition timing fly wheel TDC mark is coincide with:
Timing back plate

Mark on Cam Shaft gear

Mark on Crank shaft gear

Fly wheel housing pointer
41. The two –stroke cycle engine has ports in the:
Piston

Cylinder walls

Cylinder head

All the above
42. Scavenging is the process of removing:
Burnt gases from the engine cylinder

Burnt gases from the crank case

Burnt gases from the cylinder head

All of these
43. In a diesel engine,fuel and air mix together in the :
Carburettor

Injector

Combustion cahmber

Combustion cahmber
44. The use of flywheel is:
To rotate the entine by starting motor

To mount clutch assembly

To store the energy

None of these
45. Compression ratio of modern petrol engine is:
7:1

13:1

18:1

10:1
46. Function of ECM is:
To charge the engine according to the requirement

To start the engine smoothly

To control the emission

To increase engine life
47. Air fuel mixture should be lean for:
Starting

Cruising

Idling

None of these
48. In the throttle-body injection system,there is:
One injector for the engine

One injector for each cylinder

One injector for each spark plug

None of these
49. In the cam,the distance between the base circle and the nose is called:
Flank

Lobe

Lead

Lift
50. The ratio between BHP and IHP is called:
Thermal efficiency

Mechanical efficiency

Engine efficiency

Power efficiency
51. Air compossor is used for:
Multipurpose

To lift the car only

To lift and remove the wheel

To grind the chisel
52. The catalyst which is used in the reducing converter is:
Platinum

Rhodium

Charcoal

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

Voltmeter

Hydrometer

Tachometer
54. The engine unit temperature gauge is immersed in:
Fuel

Fluid

Oil

Water
55. Important pollutants of the engine exhaust are:
HC,CO2 and H2O

HC,CO and Nox

HC,CO and CO2

All of these
56. The ends of stator winding attached to the :
Field coil

Carbon brush

Copper brush

Diodes
57. The charcoal particles of the canister absorb
Gasoline vapour

Nitrogen oxide

Carbon monoxide

All of this
58. The space required to accommodate the rotating flywheel magneto is:
More

Wider

Narrow

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

Stop watch

Stroboscopic light

Dwell meter
60. Perished wiper blade causes:
Over heat

Noise

Stops completely

Slow working
61. The unit which controls the maximum oil pressure in the lubricating system is:
Pump rotor

Oil filter

Pressure release valve

By pass valve
62. In horn,the diaphragm vibration per second is:
3 times

30 times

300 times

3000 times
63. The engine fan in the maruti car is controlled:
Mechanically

Electrically

Hydraulically

Pneumatically
64. The head light parts can be replaced in:
Prefocused bulb

Sealed beam

Flush fitting type

Halogen bulbs
65. Aneroid is a device:
For cold starting

For easy running

For decompression

For controlling emission
66. The flasher light bulbs flash at the rate of:
40-flashes/min

80-flashes/min

100-flashes/min

120-flashes/min
67. Series winding of solenoid is generally made of:
Thin wire

P.V.C.Wire

Flex wire

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

Repulsion

Vibration

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

Shunt winding

Series winding

Armature winding
70. Distributor shaft is supported by:
Ball bearing

Shell bearing

Bush bearing

Needle bearing
71. The main purpose of pressure radiator cap is to:
Pressurise the system

Increase air water circulation

Help to develop vaccum in the system

Avoid build up of pressure
72. The maximum value of axial force at the clutch which a driver can apply while driving ,without getting fatiguedisapproximately:
10 N

100 N

500 N

5000 N
73. In which type of steering gearbox variable steering ratio is achieved?
Worm and roller steering gear

Worm and nut steering gear

Worm and sector steering gear

Rack and pinion steering gear
74. The component of the torque converter that allows multiplication of torque is the :
Turbine

Impeller

Pump

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

Unitized carrier casing

Separate carrier casing

None of these
76. Maximum room in the engine compartment is provided with:
Wishbone type suspension

Mcpherson strut suspension

Rigid axle suspension

Vertical guide suspension
77. The steering ratio for manual steering of cars is approximately:
5

50

15

100
78. The purpose of tyre sipes is to:
Increased tread tyres

Decrease noise level

Increase traction

Provide softer ride
79. The maximum disc runout allowed on the vehicle is generally:
1 mm

0.5 mm

0.1 mm

0.01 mm
80. If proportioning valve is not working:
Front brakes may lock

Rear brakes may lock

Front brakes may drag

Rear brakes may drag
81. Wagon tragedy was a tragic incident in connection with:
Quit India Movement

1857 Revolt

Malabar Rebellion

First World War
82. Who was the President of the Lahore session of Indian National Congress?
Subhash Chandra Bose

Jawaharlal Nehru

Mahatma Gandhi

Moulana Azad
83. Kanneerum Kinavum is the autobiography of:
V.T.Bhattathiripad

E.M.S.Namboodiri pad

Mannath Padmanabhan

Kumaranasan
84. Lucknow pact was in the year:
1915

1914

1916

1919
85. Birth place of Ayyankali:
Kaladi

Chempazhanthi

Kollur

Venganoor
86. Doctrine of Lapse was introduced by:
Lord canning

Lord Lytton

Lord Dalhousie

Lord Wellesley
87. The incident which persuaded Gandhiji to stop non co-operation movement:
Dandi March

Chauri Chaura Incident

Rowlet Act

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

Tamil Nadu

Goa

Andra Pradesh
89. Who was called the Lincoln of Kerala?
Dr.Palpu

Pandit K.P.Karuppan

Vagbhatanada

K.Kelappan
90. Sati was abolished by William
1829

1839

1821

1921
91. The social reformer Poykayil Yohannan was popularly known as:
Kumaraguru

Vagabhadanada

Ayyankali

Dr.Palpu
92. The First Lady President of Indian National Congress:
Indira Gandhi

Vijayalakshmi Pandit

Sarojini Naidu

Annie Beasant
93. The boundary line between India and Pakistan:
Macmohan line

Durant line

Radcliff line

Countoor line
94. Who among the following is not a member of Cabinet Mission?
A.V.Alexander

George Simon

Pethick Lawrance

Stafford Crips
95. Sir Sayed Ahamed Khan was the founder of:
Khilafat movement

Sudhi movement

Quit Indian Movement

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

B.R.Ambedkar

Rajendra Prasad

C.R.Das
97. Who is the father of Kerala Renaissance?
Ayyankali

Sahodaran Ayyappan

Sree Narayana Guru

Vagbhadananda
98. Political Party formed by Subhash Chandra Bose:
Gaddar Party

Swarajist Party

Bombay association

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

Surat

Delhi

Lucknow
100. Brahmananda Sivayogi was the founder of:
Ananthamatham

Atma Vidyasangam

NSS

SNDP