Question

The function of a fuel pump in a petrol engine is to:
(1) Inject fuel into the cylinder
(2) Supply fuel when carburettor fails
(3) Pump fuel so that it reaches carburettor
(4) Improve thermal efficiency

Answer 1

pump fuel so it reaches carburettor

Answer 2

The function of a fuel pump in a petrol engine is to pump fuel so that it reaches the carburettor.

• Pure air is drawn by the piston of a diesel engine during the suction stroke.
• This air is compressed, and fuel is fed into the cylinder at the conclusion of the compression stroke.
• In contrast, the mixture of fuel and air is drawn during the suction stroke in gasoline engines.
• Gasoline and air are combined in the carburetor.
• The petrol pump engine's fuel pump is utilized to refuel the carburetor.

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