Spark ignition (S.I.) engines
Compression ignition (C.I.) engines
Steam engines
None of these
A. Spark ignition (S.I.) engines
One
Two
Four
Eight
All plies run parallel to one another
Belts of steel mesh are used in the tyres
One ply layer runs diagonally one way and another layer runs diagonally the other way
All of the above
DOT 4 fluids have a higher boiling point than DOT 3 fluid
DOT 4 fluids have a lower boiling point than DOT 3 fluid
DOT 3 and DOT 4 fluids have the same boiling point, but DOT 4 fluid has a longer service life
DOT 4 fluid is more resistant to freezing than DOT 3 fluid
R
2 R
4R
4 R²
Lead peroxide (PbO₂)
Spongy lead (Pb)
Lead sulphate (PbSO₄)
Sulphuric acid (H₂SO₄)
High temperature combustion
Incomplete combustion
Low temperature combustion
High atmospheric temperature combustion
Eliminates gear clutches
Eliminates the gear shaft lever
Reduces the number of automatic transmission components
Reduces shift shock and achieves more efficient transmission of engine torque
Rear of the vehicle
Front of the vehicle
Left of the vehicle
Right of the vehicle
An electric spark
The heat of compression
The hot exhaust
None of these
Seat belt
Brake
Airbag
Steering
Smaller than the positive terminal post
Larger than the positive terminal post
Of the same size as the positive terminal post
None of these
5 %
10 %
15 %
20 %
Steel
Copper
Zinc
Aluminium
To vary the speed of automobile
To vary the torque at the wheels
To vary the power of automobile
None of these
Dilution of fuel in the crankcase
Dilution of oil by water in the crankcase
Dilution of lubrication oil by fuel in the crankcase
Dilution of mixture passing through crankcase in two stroke engines
Tendency to assume toe-out orientation
Generation of a braking effect at tight corners
Poor recovery of the steering wheel after making a turn
The vehicle to pull to the side of lesser inclination
Sharp edged fragments
Small particles
Large particles
None of these
Gravity
The pressure created by the oil pump
Splashing action of the crankshaft
None of these
15 mm
25 mm
40mm
60 mm
Front wheels
Rear wheels
Front and rear wheels
Propeller shaft
Piston crown
Connecting rod
Piston pin boss
Piston skirt
It is lighter and has good heat dissipation characteristics
Material cost is low
It does not require any cylinder liners
The piston is also made of aluminium alloy
Brakes function more effectively
Brakes fail completely
Brake operation is delayed after depression of the brake pedal
Vapour locking has no effect on brake performance
Controls the engine's air intake volume
Reduces the engine's air intake noise
Prevents rain water from entering the engine
Prevents dust and other foreign matter from entering the engine
Overheating of the fluid due to frequent brake application
Overcooling of the brakes during high speed driving
Keeping the vehicle without use for an extended period
An excessively high engine speed on a downhill road
Adding distilled water
Adding sulphuric acid
Applying voltage in the reverse direction to that of charging
Applying a voltage in the same direction to that of charging
Automatic ignition of the charge at the end of compression
Ignition induced by the passage of a spark
Ignition of the charge before the passage of flame front
Ignition induced to supplement the process of normal combustion
25
45
70
90
Suction exhaust power compression
Suction power compression exhaust
Suction compression power exhaust
Exhaust compression power suction
Camber
Caster
Toe
Steering gear ratio