AUTOMOBILE ENGINEERING IN ME QUIZ

The fuel that detonates easily, is

Benzene

N-heptane

Iso-octane

Alcohol

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Free pedal play in car clutches is about

60 mm

15 mm

40 mm

25 mm

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The size of engine cylinder is referred in terms of its

Diameter and bore

Bore and length

Displacement and efficiency

Bore and stroke

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The aluminium alloy is used in cylinder blocks because

Material cost is low

It does not require any cylinder liners

It is lighter and has good heat dissipation characteristics

The piston is also made of aluminium alloy

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In which of the following conditions, the idle CO percentage should be measured with the vehicle?

Headlights are switched on

Headlights and other electrical devices are switched off

Headlights and other electrical devices are switched on

Headlights and other lights are switched off

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The main feature of Macpherson strut suspension is that

Non vertical external forces are supported by the suspension arms

The vertical size of the suspension can be made more compact

The unsprung mass in lighter

The assembly is slightly more complicated in design

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In a single dry plate clutch, torsional vibrations are absorbed by

Cushion springs

Coil springs known as torsional springs

Central hub

Clutch pedal

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The heat transfer from coolant to air in the radiator of an automobile engine takes place by

Conduction, convection and radiation

Convention only

Convection and radiation

Radiation only

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In petrol engines, during suction stroke, _________ is drawn in the cylinder

None of these

Only fuel

Only air

Air and fuel

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How many cells are used in a 12 volt car battery?

2

6

8

4

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YOUR ANSWER : ?