INTERNAL COMBUSTION ENGINES QUIZ

Induce primary swirl

Induce secondary turbulence

Control air flow

Enhance flow rate

Power output

Thermal efficiency

Fuel consumption

Speed

Chemically correct air-fuel ratio by weight

Actual air-fuel ratio for maximum efficiency

Chemically correct air-fuel ratio by volume

None of these

Turbulence

Carburetion

Supercharging

Delay period

Delayed burning of the first part of the charge

Instantaneous and rapid burning of the first part of the charge

Instantaneous auto ignition of last part of charge

Reduction of delay period

80°C

180°C

240°C

120°C

Prony brake test

Morse test

Motoring test

Heat balance test

0.002 second

0.003 second

0.001 second

0.004 second

Cetane and alpha-methyl naphthalene

Cetane and iso-octane

Cetane and normal heptane

Cetane and tetra ethyl lead

May start and end anywhere

Starts at 40° before bottom dead centre and ends at 30° after bottom dead centre

Starts at bottom dead centre and ends at top dead centre

Starts at 40° after bottom dead centre and ends at 30° before top dead centre