| Post Name | DRILLING ASSISTANT - GROUND WATER DEPARTMENT |
|---|---|
| Question Paper Code | 064/2019 |
| Date of Test | 27 November 2019 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
In an alternator the magnetic field is produced in the:
Answer
A. Rotor
2
What type of dynamo is commonly used in automobiles?
Answer
B. Two pole type
3
The brushes of dynamo are made of:
Answer
B. Carbon
4
Why the air is cleaner filled with oil?
Answer
B. To prevent dust and dirt from atmosphere
5
In diesel cycle combustion takes place in:
Answer
A. Constant pressure
6
In a turbo charged engine, the air pressure is increased by turbine-compressor driven by:
Answer
D. Exhaust gases
7
Which of the following conductors is used in bulbs?
Answer
A. Tungsten
8
Which one of the following given DC supply?
Answer
Question Cancelled
9
The relative density of the electrolyte in a lead acid battery is 1.280.This value indicate that
the battery is:
Answer
A. Fully charged
10
The main purpose of lead-acid battery is to store electrical energy in the form of:
Answer
C. Chemical Energy
11
The single phase domestic AC power supply voltage in India is:
Answer
B. 230 V
12
The power source in a pneumatic system is:
Answer
B. Compressor
13
Viscosity is an internal property of a fluid. It is measure of its resistance to:
Answer
D. Flow
14
A transformer consists of:
Answer
B. Two coil
15
Dog clutches are used in:
Answer
A. Gear box
16
The clutch plate assembly has a center steel disc riveted with springs for:
Answer
A. Absorbing shocks
17
What is another name for throw out bearings:
Answer
A. Clutch release bearing
18
The purpose of double declutching when changing down is to:
Answer
B. Speed up the lay shaft
19
The central gear of an epicyclic gear box is called:
Answer
C. Sun gear
20
Two meshing gears have 4:1 gear ratio if the smaller gear has 12 teeth the larger will have:
Answer
D. 48 teeth
21
Which one of the following is used in manual transmission to avoid the need for double
declutching?
Answer
D. Synchronizer
22
The Planetary gear set in automatic transmission is a compound epicyclic planetary gear set
its band and clutches are actuated by:
Answer
Question Cancelled
23
A universal joint which is constructed with 2 yokes joined by a cross shaped trunion is called:
Answer
A. Hookes
24
The purpose of slip joint at the front end of a propeller shaft is to allow:
Answer
C. For the change in distance between the gear box and axle
25
The central portion of a propeller shaft is made from
Answer
C. Steel tube
26
In the differentiate the crown wheel is attached to the:
Answer
Question Cancelled
27
The distance between adjacent meshing teeth of mating gear is called:
Answer
C. Back lash
28
Which one of the following gears does not revolve when the vehicle is in straight drive?
Answer
B. Planetary gear
29
In a fully floating type of axle the vehicle load is taken up by:
Answer
A. Axle housing
30
The type of wheel which cannot be used with a tubeless type is:
Answer
B. Wire wheel
31
If the tyres wear more on the edges than at the inside, the tyres are:
Answer
C. Under inflated
32
The shock absorber used in modern cars operates on the principle of:
Answer
B. Hydraulic
33
An axle is located on a leaf spring by
Answer
C. Centre bolt
34
Rotary motion of the steering wheel is converted to a reciprocating motion by the:
Answer
D. Steering box
35
As applied to steering to abbreviation P.A.S stands for:
Answer
D. Power assisted steering
36
The steering ratio for manual steering of cars is approximately:
Answer
B. 15
37
In the disc brake the disc is attached to the:
Answer
C. Wheel Hub
38
Brake shoes are made of:
Answer
D. Either
39
Most anti-skid devices are employed on:
Answer
B. Front brakes
40
The purpose of a brake is to:
Answer
D. Convert Kinetic energy to heat energy
41
The type of reflector used for automobile head lamp:
Answer
A. Parabolic
42
On cars having rack and pinion steering. The gear rack is attached to:
Answer
D. Tie rod
43
Front wheel alignment is adjusted by altering:
Answer
B. Length of track rod
44
The tilting of the front wheel away from the vertical is called:
Answer
B. Camber
45
Sequence of water circulation is:
Answer
A. Pump-block-head-regulator
46
The connecting rod is made of:
Answer
D. Alloy steel
47
The uppermost ring on piston is usually plated with:
Answer
D. Chromium
48
Engine vibration is due to:
Answer
D. All of these
49
The unit of brake power is:
Answer
B. Kilowatt
50
The pushrod in an engine is located between:
Answer
B. Valve tappet and rocker arm
51
The cooling water does not come in direct contact with cylinder in:
Answer
C. Dry liner
52
Compression rings are generally made of:
Answer
A. Cast iron
53
A hole drilled between the crank shaft main journal and crank pin:
Answer
A. Lubricating connecting rod bearing
54
The purpose of piston ring is to control:
Answer
D. All of the above
55
The engine valves are closed by:
Answer
A. Valve spring
56
The most commonly used valve in an automobile engine is:
Answer
C. Poppet Valve
57
The engine component which reduces noise of exhaust gases is:
Answer
B. Muffler
58
The camshaft controls:
Answer
D. All of these
59
While lapping a valve the lapping compound is applied to its:
Answer
A. Face
60
The carbon from the cylinder head is removed with:
Answer
C. Scarper
61
A push rod is located between:
Answer
C. Tappet and rocker arm
62
The material used for cylinder block are:
Answer
B. Cast iron and aluminum
63
Crank shaft converts reciprocating motion in to —————— motion
Answer
Question Cancelled
64
The ratio between B.H.P and I.H.P is called:
Answer
C. Mechanical Efficiency
65
A two-stroke engine has port in the:
Answer
B. Cylinder walls
66
In which one of the following types of engine has the longest crank shaft:
Answer
C. Inline Engine
67
In a diesel engine the fuel is ignited by:
Answer
D. Virtue of temperature of compressed air
64/2019 10 A
68
Maruti 800, Alto, Satro and i10 cars are example of:
Answer
B. Hach back
69
The period during which both the valves remains is called:
Answer
A. Overlap
70
Which type of a bearing is used in crank shaft?
Answer
Question Cancelled
71
In which year of first road vehicles was built:
Answer
A. 1770
72
Mini cars have length up to:
Answer
A. 3400 mm
73
The top portion of piston is called:
Answer
A. Crown or head
74
Who was invited by 2 stroke engine?
Answer
B. Dugald clerk
75
The lubricating oil pump outlet is connected to:
Answer
B. Oil gallery in cylinder block
76
Water sludge is formed in the crankcase due to mixing:
Answer
C. Water and Oil
77
Where is pressure relief valve for lubricating system on a diesel engine provided:
Answer
B. Outlet port of Oil pump
78
The lubricating oil pressure of engine is adjusted at:
Answer
B. Pressure valve
79
The most commonly used lubrication system in automobile is the:
Answer
B. Pressure system
80
In which of the following lubricating system an additional tank is provided:
Answer
B. Dry sump lubrication system
81
Which part indicates the oil level on the engine sump?
Answer
D. Dip stick
82
The most important characteristic of a lubricating oil is its:
Answer
A. Viscosity
83
The radiator core is made of:
Answer
A. Brass
84
A pressure cap contains
Answer
Question Cancelled
85
The thermostat valve is starts to open at about:
Answer
B. 80°C
86
What type of pump is used in engine cooling system?
Answer
C. Centrifugal pump
87
If the thermostat is stuck closed .The engine will:
Answer
B. Overheat
88
Radiator core should be cleaned by:
Answer
A. Reverse flushing
89
Cooling media to remove heats from an engine is:
Answer
C. Air and Water
90
In bellows type thermostat liquid used are:
Answer
D. None of these
91
Which one of the following parts of diesel engine injector delivers fuel?
Answer
C. Engine cylinder
92
A glow plug is:
Answer
D. Screwed in the combustion chamber
93
Injectors deliver fuel to:
Answer
D. To Engine cylinders
A 13 64/2019
94
Distributor type F.I.P is also called as:
Answer
B. Rotary pump
95
Hand priming device is useful when:
Answer
D. The engine is at rest
96
Secondary filter in a diesel engine is:
Answer
Question Cancelled
97
Which of the following content present in the gasoline fuel increases the corrosion of engine?
Answer
A. Lead
98
In which type of the nozzle having a auxiliary spray hole to assist easy starting under cold
condition:
Answer
D. Pintaux nozzle
99
Running engine should be stopped by operating:
Answer
B. Rack Operating lever
100
In diesel engine fuel feed pump is mounted on:
Answer
Question Cancelled
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