INTERNAL COMBUSTION ENGINES QUIZ

Gasoline

Natural gas

Paraffin

Kerosene

It catches fire without external aid

Temperature at which it solidifies or congeals

Indicated by 90% distillation temperature i.e., when 90% of sample oil has distilled off

Minimum temperature to which oil is heated in order to give off inflammable vapours in sufficient quantity to ignite momentarily when brought in contact with a flame

Supercharged

Naturally aspirated

Centrifugal pump

Turbo charger

120

50

100

Fuel injection starts at 10° before top dead center and ends at 20° after top dead center

Fuel injection starts at just before top dead center and ends just after top dead center

May start and end anywhere

Fuel injection starts at top dead center and ends at 20° after top dead center

Controlling the air-fuel mixture

Controlling the exhaust temperature

Controlling the ignition timing

Reducing the compression ratio

Avoidance of overloading

Adherence to proper fuel specification

Increasing the compression ratio

Using additives in the fuel

High heat value

Low heat value

Net calorific value

Calorific value

Run at high speed

Not run

Explode

Run more efficiently

Period of ignition

Pre-ignition period

Delay period

Burning period