Motor Vehicle Inspector • 2025 • Paper-II (General Knowledge)
The Indus river flows through which of the following states and/or Union Territories?
(i) Jammu & Kashmir and Ladakh
(ii) Punjab
(iii) Haryana
(iv) Uttarakhand
A)
i only
B)
i and ii only
C)
i and iii only
D)
i and iv only
Option B is correct: i and ii only.
Motor Vehicle Inspector • 2025 • Paper-II (General Knowledge)
Which Mizo shawl is a sign of bravery?
A)
Tawlhlohpuan
B)
Hmaram
C)
Pawnpui
D)
Ngotekherh
In traditional Mizo culture, the 'Tawlhlohpuan' is a prestigious shawl specifically awarded to a warrior who has displayed exceptional bravery and courage in battle, particularly those who have successfully defended their village or performed heroic feats during raids. It serves as a symbol of valor and high social status.
Regarding the other options:
- Hmaram: This is a type of traditional wrap/attire but not specifically a badge of bravery.
- Pawnpui: This is the most common and prestigious traditional Mizo wrap worn by women, often associated with maturity and social standing, but not specifically a 'bravery shawl'.
- Ngotekherh: This refers to a specific pattern or type of cloth, but it does not carry the specific designation of a bravery award like the Tawlhlohpuan.
Motor Vehicle Inspector • 2025 • Paper-IV
The calorific value of gasoline is about:
A)
45 J/kg
B)
45 kJ/kg
C)
45 MJ/kg
D)
45 GJ/kg
Option C is correct: 45 MJ/kg.
Motor Vehicle Inspector • 2025 • Paper-IV
The most commonly used dynamometer due to its simplicity is:
A)
Prony brake type
B)
Hydraulic type
C)
Swinging field type
D)
Eddy current type
Option A is correct: Prony brake type.
Motor Vehicle Inspector • 2025 • Paper-IV
What is a conventional chassis frame?
A)
A frame integrated with the body
B)
A separate frame supporting the body and other parts
C)
A frame made of plastic
D)
A hybrid frame with no structural use
Option B is correct: A separate frame supporting the body and other parts.
Motor Vehicle Inspector • 2025 • Paper-IV
Important requirement of an automobile body is:
A)
Increase engine noise
B)
Provide comfort and safety
C)
Decrease paint adhesion
D)
Increase rolling resistance
Option B is correct: Provide comfort and safety.
Motor Vehicle Inspector • 2025 • Paper-IV
Fuel pump outlet pressure in a typical petrol engine should be about:
A)
3 kPa
B)
30 kPa
C)
100 kPa
D)
300 kPa
Option B is correct: 30 kPa.
Motor Vehicle Inspector • 2025 • Paper-IV
What helps return the brake shoes to their original position after braking in a drum brake system
A)
Hydraulic fluid
B)
Return springs
C)
Brake pads
D)
Pistons
Option B is correct: Return springs.
Motor Vehicle Inspector • 2025 • Paper-IV
The main function of a carburettor is to:
A)
Supply lubricating oil to the engine
B)
Mix fuel and air in proper ratio before entering the engine
C)
Cool the engine
D)
Supply fuel directly to the combustion chamber
Option B is correct: Mix fuel and air in proper ratio before entering the engine.
Motor Vehicle Inspector • 2025 • Paper-IV
Which property of lubricating oil ensures it remains effective at both high and low temperatures?
A)
Viscosity index
B)
Flash point
C)
Density
D)
Specific gravity
Option A is correct: Viscosity index.
Motor Vehicle Inspector • 2025 • Paper-IV
Most widely used material for spark plug insulators is:
A)
Bakelite
B)
Alumina ceramic
C)
Asbestos
D)
Mica
Option B is correct: Alumina ceramic.
Motor Vehicle Inspector • 2025 • Paper-IV
Max oil pressure controlled by:
A)
Strainer
B)
Drain plug
C)
Relief valve
D)
Dipstick
Option C is correct: Relief valve.
Motor Vehicle Inspector • 2025 • Paper-IV
The windscreen wiper motor operates on:
A)
Fuel pressure
B)
Hydraulic fluid
C)
Electric power
D)
Vacuum
Option C is correct: Electric power.
Motor Vehicle Inspector • 2025 • Paper-IV
Friction between oil layers is:
A)
Solid friction
B)
Viscous friction
C)
Boundary friction
D)
Rolling friction
Option B is correct: Viscous friction.
Motor Vehicle Inspector • 2025 • Paper-IV
Which of the following is a common type of wheel used in modern passenger vehicles?
A)
Wooden spoke wheel
B)
Disc wheel
C)
Chain wheel
D)
Rimless wheel
Option B is correct: Disc wheel.
Motor Vehicle Inspector • 2025 • Paper-IV
The example of a variable venturi type carburettor is:
A)
Carter carburettor
B)
Solex carburettor
C)
S.U. carburettor
D)
Mikuni carburettor
Option C is correct: S.U. carburettor.
Motor Vehicle Inspector • 2025 • Paper-IV
Contact breaker points are usually made of:
A)
Copper
B)
Tungsten
C)
Steel
D)
Aluminium
Option B is correct: Tungsten.
Motor Vehicle Inspector • 2025 • Paper-IV
In a ladder type chassis, the longitudinal members are connected by:
A)
Leaf springs
B)
Cross members
C)
Mudguards
D)
Shock absorbers
Option B is correct: Cross members.
Motor Vehicle Inspector • 2025 • Paper-IV
Disc brakes use friction pads to press against:
A)
Outer surface of the brake drum
B)
Inner surface of the brake drum
C)
Both sides of a rotating disc
D)
A toothed sprocket
Option C is correct: Both sides of a rotating disc.
Motor Vehicle Inspector • 2025 • Paper-IV
Excessive tyre wear on both edges indicates:
A)
Over inflation
B)
Under inflation
C)
Wheel misalignment
D)
Excessive camber
Option B is correct: Under inflation.
Motor Vehicle Inspector • 2025 • Paper-IV
The spoke wheel is mostly found in:
A)
Heavy-duty trucks
B)
Bicycles and motorcycles
C)
Trains
D)
Aircraft
Option B is correct: Bicycles and motorcycles.
Motor Vehicle Inspector • 2025 • Paper-IV
Flash point is:
A)
Temp for continuous burning
B)
Min vapour temp
C)
Temp vapour ignites momentarily
D)
Additive melting point
Option C is correct: Temp vapour ignites momentarily.
Motor Vehicle Inspector • 2025 • Paper-IV
A fuel with an octane number of 90 means:
A)
It has 90% octane
B)
It behaves like a mixture of 90% iso-octane and 10% n-heptane
C)
It contains 90% gasoline
D)
It gives 90% efficiency in an engine
Option B is correct: It behaves like a mixture of 90% iso-octane and 10% n-heptane.
Motor Vehicle Inspector • 2025 • Paper-IV
Which of the following engines uses a radiator as part of its cooling system?
A)
Air-cooled engine
B)
Water-cooled engine
C)
Electric motor
D)
Diesel generator
Option B is correct: Water-cooled engine.
Motor Vehicle Inspector • 2025 • Paper-IV
Which of the following is a disadvantage of integral construction?
A)
Increased weight
B)
Lower fuel efficiency
C)
Difficult and expensive to repair after an accident
D)
High center of gravity
Option C is correct: Difficult and expensive to repair after an accident.
