The caster is called positive when the top of the king pin is inclined to the
Rear of the vehicle
Front of the vehicle
Left of the vehicle
Right of the vehicle
Correct Answer :
A. Rear of the vehicle
Related Questions
The device for smoothening out the power impulses from the engine is called
Clutch
Differential
Flywheel
Torque converter
The compression ratio in petrol engine is kept less than in Diesel engine because
It makes petrol engines lighter
Higher or equivalent compression ratio in petrol engines is not possible due to pre-ignition
Less compression ratio gives better performance
It is just customary to have less compression ratio in petrol engines
The coefficient of friction for the clutch facing is approximately
0.1
0.4
0.8
1.2
The characteristic that is enhanced by the honing of cylinder sleeves inner surface is
Cooling efficiency
Resistance to wear
Lubrication performance
None of these
The connecting rod connects the piston and the
Cylinder head
Cylinder block
Camshaft
Crankshaft
The antiknock property of compression ignition engine fuel can be improved by adding
Tetraethyl lead
Trimethyl pentane
Amyl nitrate
Hexadecane
The power source for a brake booster is
Exhaust manifold pressure
Electricity
The pressure difference between the atmospheric pressure and the vacuum pressure in the intake manifold
Hydraulic pump
The main merit of a multi cylinder type cylinder sleeve is
Smaller engine dimensions
Better cooling efficiency
High rigidity
None of these
Two general types of tyres are
Tube type and tubeless
Solid and tubeless
Air and pneumatic
Split rim and drop centre
The function of a proportioning control valve (PCV) in a brake system is to
Ensure that equal pressure is supplied to the front and rear brakes throughout every braking operation
Reduce the brake fluid pressure when the brakes approach their lockup point
Cause less brake fluid pressure to act on the front brakes than on the rear brakes when the fluid pressure exceeds a predetermined level
Cause less brake fluid pressure to act on the rear brakes than on the front brakes when the fluid pressure exceeds a predetermined level.
The crankcase dilution means
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
When the top of the wheel is tilted outward, then it is called
Positive camber
Negative camber
Positive caster
Negative caster
Which one of the following statements correctly describes the construction of a planetary gear type differential?
The six planetary pinions rotate in constant mesh with the internal gears.
One drive shaft is splined to the central gear and the other to the planetary gear.
Each planetary pinion gear meshes with both the central gear and the internal gear.
The internal gear is fixed to the planetary gear.
During suction stroke, the inside pressure of cylinder is
More than the atmospheric pressure
Less than the atmospheric pressure
Equal to the atmospheric pressure
None of these
The specific gravity of acid in a fully charged battery is generally
1.00
1.28
1.82
2.81
The function of a governor in automobiles is to
Limit the power
Limit the vehicle speed
Maintain constant engine speed
Maximise the fuel economy
A laminated glass upon cracking
Bursts into sharp edged fragments
Bursts into granular pieces
Sandwiched layer traps the fragments
Breaks into the form of crystals
A petrol engine of a car develops 125 Nm torque at 2700 r.p.m. The car is driven in second gear having gear ratio of 1.75. The final drive ratio is 4.11. If the overall transmission efficiency is 90%, then the torque available at the driving wheels is
8.091 Nm
80.91 Nm
809.1 Nm
8091 Nm
The best fuels for compression ignition engines are
Straight chain paraffin
Aromatics
Branched chain paraffin
Naphthalene
The cetane number of a Diesel fuel is a measure of
Volatility
Viscosity
Ignition quality
Delay period
The materials used for cylinder block are
Cast iron and steel
Cast iron and aluminium alloy
Steel and aluminium alloy
Brass and steel
The octane rating of petrol commercially available is
85-95
95-100
100-110
110-125
The sequence order of events in a four stroke engine is
Suction exhaust power compression
Suction power compression exhaust
Suction compression power exhaust
Exhaust compression power suction
In a Diesel engine, the fuel is ignited by
An electric spark
The heat of compression
The hot exhaust
None of these
The boiling point of Diesel fuel is in the range of
70°C to 100°C
100°C to 120°C
120°C to 180°C
180°C to 360 °C
The octane number of compressed natural gas (CNG) is
90
100
110
120
The caster is called positive when the top of the king pin is inclined to the
Rear of the vehicle
Front of the vehicle
Left of the vehicle
Right of the vehicle
If a tyre is designated as 175/65 R-14 82-S, then the aspect ratio for the tyre is
175
65
14
82
Vulcanizing means
Heating rubber under pressure
Spraying with special paint
Melting rubber while stirring it
None of these
A battery can be charged by
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