| Post Name | Motor Vehicle Inspector, Assistant Motor Vehicle Inspector - Motor Vehicles Department |
|---|---|
| Question Paper Code | 045/2023 |
| Category Code | 610/2022, 613/2022, 517/2022 |
| Date of Test | 26 May 2023 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
The viscosity of liquids decreases with increase in temperature due to
Answer
A. Decreased cohesive forces
2
In Newtonian fluids, the shear stress is
Answer
D. directly proportional to the shear strain
3
The correct statement is
Answer
A. Fire point is higher than the flash point
4
In a centrifugal pump the liquid enters the pump
Answer
Question Cancelled
5
The type of flow in which the velocity at any given time does not change with respect
to space is called
Answer
A. Uniform flow
6
A venturimeter is preferred to an orifice plate because
Answer
C. Energy loss is less
7
Hydraulic radius of a Notch is equal to
Answer
B. Area divided by the wetted perimeter
8
The unit of Chezy's constant 'C' in the Chezy's formula is
Answer
D. mΒΉαΒ²/s
9
Which of the following head loss is significant in a pipe flow?
Answer
B. Loss of head due to friction
10
Each question is provided with four choices
Answer
Question Cancelled
11
The energy of the isolated system is always a constant, which is given by:
Answer
B. First law of thermodynamics
12
A series of operations, which takes place in a certain order and restore the initial
conditions at the end, is known as
Answer
C. Thermodynamic cycle
13
The most efficient method of compressing air is to compress it
Answer
C. Isothermally
14
1Β°C is equal to
Answer
B. 274.15 K
15
Which of the following devices complies with the Clausius statement of the second
law of thermodynamics?
Answer
D. Domestic refrigerator
16
Carnot cycle consists of
Answer
B. Two isothermal and two isentropic processes
17
The ratio of brake power to indicated power of an I.C. engine is called
Answer
A. Mechanical efficiency
18
Morse test in Multi-cylinder engines is used to determine
Answer
C. Indicated power
19
Thermal conductivity of copper with rise in temperature
Answer
A. Decreases
20
By which of the following modes of heat transfer, Heat is mainly transferred from an
insulated pipe to the surrounding still air?
Answer
D. Natural convection
21
A sliding bearing which can support steady loads without any relative motion between
the journal and the bearing is called
Answer
D. Hydrostatic lubricated bearing
22
The piston pin bearings in heavy duty diesel engines are
Answer
A. Needle roller bearing
23
The diameter of the hub of the fly wheel is usually taken as
Answer
Question Cancelled
24
A spur gear with pitch circle diameter D has number of teeth T. The module m is
Answer
A. D/T
25
Lewis equation in a spur gear is used to find the
Answer
Question Cancelled
26
If Z' is the absolute viscosity of the lubricant in Kg/m-s, N' is the speed of the journal in
rpm and p' is bearing pressure in N/mm2 then the bearing characteristic number is
Answer
A. ZN/p
27
The difference between the tooth space and the thickness, as measured along the
pitch circle is
Answer
C. Backlash
28
In which property of steel has the ability to resist breaking rather than the ability to
absorb energy during deformation?
Answer
Question Cancelled
29
If N' is the speed of the arm and ball about the spindle axle then height of a watt's
governor is equal to
Answer
C. 895/N2mts
30
A device used to put off fire in the furnace of the boiler when the level of the water in
the boiler falls to an unsafe limit is called
Answer
C. Fusible plug
31
Modulus of elasticity is the ratio of
Answer
A. Stress to strain
32
The ratio of lateral strain to the linear strain is
Answer
D. Poisson's ratio
33
The maximum thermal stress in a circular tapering section is
Answer
Question Cancelled
34
The radius of a circle for a shaft of radius (r) rotating a bearing is
Answer
Question Cancelled
35
The centre of gravity of an equilateral triangle with each side a is ____ from any of the sides.
Answer
C. a/(2β3)
36
The moment of inertia of a triangular section base
Answer
C. bh3/36
37
The bending moment of the centre of a simply supported beam carrying a uniformly
distributed load is
Answer
D. wl2/8
38
If diameter of revet is
Answer
B. Ο/4*d2*T
39
If area of the weld(
Answer
A. permissible stress in the fillet (Ο) then strength of a fillet weld (P) is
40
The load required to produce a unit deformation in a spring is called
Answer
B. Stiffness of spring
41
The two-stroke cycle engine
Answer
B. Only ports covered and uncovered by piston to effect charging and exhausting
42
In SI. engine, to obtain required firing order
Answer
C. Distributor is installed
43
In 4-stroke cycle engine power is produced in
Answer
C. Every alternate revolution of the crankshaft
44
Which cross-section do compression rings have?
Answer
B. Rectangular cross-section
45
The distance between the centres of the front wheel is called
Answer
D. Track
46
The venturi in the carburettor causes the
Answer
A. Increase of air velocity
47
The turbocharger uses ______ energy
Answer
A. Energy of exhaust gases
48
Thermostat valve in the cooling system controls
Answer
C. Both
49
In the following system, lubricating oil is carried in separate tanks from where it is fed
to the engine.
Answer
D. Dry sump system
50
Which technology changes the timing of intake/exhaust valves when the engine is
running?
Answer
C. VVT
51
The longitudinal members of the chassis is connected by traverse members is
known as
Answer
B. Cross member
52
Weight of the vehicle produces in the side members of the frame
Answer
A. Vertical Bending
53
The following type of spring is most commonly used for suspension in heavy vehicle
Answer
C. Semi-elliptic leaf spring
54
In circulating ball type steering gear, the balls travel between the ball nut and _____
Answer
B. Worm Shaft
55
_______ is the tilting in or out of the front wheels from the vertical when viewed from
the front of the vehicle.
Answer
D. Camber
56
During braking the push rod directly operates
Answer
C. Primary piston
57
If a tyre is designated as 175/65 R14 82 S, then the aspect ratio for the tyre is
Answer
C. 65
58
The main function of a master cylinder is to
Answer
B. Convert brake pedal force into hydraulic pressure
59
The parking brake generally acts on
Answer
A. Rear wheels
60
The ______ allows for changes in the length of the leaf spring as it bends.
Answer
D. Shackle
45/2023 9
61
Where is the clutch located?
Answer
A. Between transmission and engine
62
Which of the following is the disadvantage of the cone clutch?
Answer
B. It becomes difficult to disengage the clutch when the cone angle is less than 20Β°
63
In which of the gearbox all gears are always in contact?
Answer
A. Constant-mesh gearbox
64
Which types of joints are used when the shafts are inclined?
Answer
D. Universal joint
65
What is the angle between the steering axis and the vertical in the plane of the wheel?
Answer
A. Castor
66
Which of the following is the disadvantage of the magneto ignition system?
Answer
C. Magneto ignition system has a poor quality of spark during starting
67
The ignition timing is affected by ______
Answer
D. All of the mentioned
68
What does the 'ply rating' refer to?
Answer
B. Rated Strength
69
Which type of wheels cannot be used with a tubeless tyre?
Answer
C. Wire wheel
70
What are the essential components of a battery ignition system?
Answer
D. All of the mentioned
71
The licensing authority may refuse to issue a conductor's licence ______
Answer
D. All of the above
72
Which of the following is one of the major exhaust emissions from CI engines compared
to SI engines?
Answer
Question Cancelled
73
For what purpose is the Rhodium used?
Answer
B. To reduce NOx
74
What are the types of Mutli-point Fuel Injection System?
Answer
C. Port & throttle body injection
75
By means of EFI systems one can achieve the precise control of _______
Answer
D. All of the mentioned
76
Electric Vehicles are generally powered by _______
Answer
Question Cancelled
77
When was the first electric car invented?
Answer
C. 1832
78
In common rail fuel injection system, very high injection pressures of order of _____
bar.
Answer
B. 1500
79
In MPFI-Electronic control system, the ______ sensor sends information about the
engine speed.
Answer
B. Ignition
80
Which of the following causes the photochemical smog?
Answer
D. NOx and HC
81
In case of vehicle breakdown on highways and major roads, reflective warning triangles
shall be placed at a distance of _______ behind the broken-down vehicle.
Answer
D. Fifty meters
82
The priority within the category of emergency vehicles shall be as follows:
Answer
C. Fire service vehicle, Ambulance, Police service vehicle
83
The meaning of the word "traffic" is
Answer
D. Includes all of the above
84
A vehicle may be overtaken from the left if
Answer
D. In all the above circumstances
85
The driver shall switch on the fog light headlamps only when the visibility is considerably
affected due to fog, dust, rain or snow and to be used along with ______
Answer
A. Dipped headlamps
86
No person shall be granted a learner's licence to drive a transport vehicle unless he
has held a driving licence to drive a light motor vehicle for at least ______
Answer
B. One year
87
A person obtaining a driving licence to drive a Light Motor Vehicle at the age of
completing 18 years and one month, be effective for a period ______
Answer
C. Until the date on which such person attains the age of 40 years
88
As per the Motor Vehicles Act, 1988 a licence to drive a transport vehicle carrying
hazardous goods is issued for a period of _______
Answer
C. Three years
89
If the application for renewal is made more than ______ after the driving licence has
ceased to be effective, the applicant has to pass the test of competence to get the
driving licence renewed.
Answer
B. One year
90
Which of the following is not included in the class of vehicles for the purpose of driving
licence as per Section 10(2) of the Motor Vehicles Act, 1988?
Answer
D. Medium Goods vehicle
91
Which one of the following is not a Transport Vehicle?
Answer
D. None of the above
92
A motor vehicle constructed or adapted to carry more than six passengers, but not
more than twelve passengers, excluding the driver, for hire or reward is
Answer
C. Maxi Cab
93
If a motor cycle is found driven by a juvenile with the knowledge of the
guardian / owner, _______
Answer
A. The guardian / owner shall be punishable with imprisonment for a term which may
be extended to three years
94
A Goods Carriage having Gross Vehicle Weight 11500 Kg is categorized as a
Answer
B. Medium Motor Vehicle
95
Which one of the following is excluded from the calculation of purchase value of
realising life time tax of a motor car?
Answer
C. Tax Collection at Source (TCS)
96
Who among the following is exempted from wearing protective head gear (Helmet)
while driving / riding a motor cycle?
Answer
D. None of the above
97
Who among the following officer is empowered to seize and detain a motor vehicle for
non-payment of vehicle tax and also to sell the vehicle in public auction for realising
tax arrears?
Answer
A. Joint Regional Transport Officer
98
Which of the following type of vehicles is liable to pay green tax at the time of new
registration?
Answer
B. Diesel Motor cars
99
Cancellation of registration of a motor vehicle is not applicable to
Answer
A. Removal of vehicle to another state
100
Who among the following is eligible for applying driving licence to drive a Transport
Vehicle?
Answer
C. Person attains the age of 20 and minimum one year experience in driving Light
Motor Vehicle
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