CLASSIFICATION OF VEHICLE AND ENGINE - Quiz

1) How the AC mechanical pump's fuel delivery pressure is determined?

Spring pressure on diaphragm Maximum stroke of diaphragm Size of the pumping chamber Maximum deflection of diaphragm

2) What is the purpose of needle valve in carburetor?

Decrease the fuel pressure Excess supply of fuel at idle Always holds correct level of fuel Controls the air flow of the engine

3) What is the purpose of throttle valve in the carburetor?

Filter the fuel Always holds correct fuel Excess supply of fuel at idle Controls air fuel mixture into the engine

4) What is the purpose of accelerating pump circuit?

Provides an economic mixture Provides mixture for low speed Provides mixture for idle speed Provides extra fuel during pick up speed

5) Which device is vaporizing of fuel and mixing it with air in petrol engine?

Tank Fuel filter Carburetor AC fuel pump