Teachers Knowledge Assessment 6
Quiz by ahmed
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25 questions
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- Q1The two basic fuel systems used with spark-ignition engines areLPG and gasolinefuel-injected and carburetoreddiesel and gasolinegasohol and gasoline30s
- Q2The system that prevents the escape of gasoline vapor from the fuel tank is called thecarburetor systemfuel-injection systemgasoline-saver systemevaporatored control system30s
- Q3The fuel pump hastwo one-way valvesone one-way valveone two-way valvetwo two-way valves30s
- Q4The manifold heat-control valve is located in thecrankcaseexhaust manifoldcylinder blockintake manifold30s
- Q5Fuel-pump pressure is controlled by thelength of the diaphragm strokespeed of the enginesize of the pumptension of the diaphragm spring30s
- Q6The heated-air system usesa heat-control valvean air pumpa thermostatic air cleanera thermostat30s
- Q7The most mechanical fuel pump is operated byvacuum from the intake manifoldelectric currentan eccentric on the camshaftnone of the above30s
- Q8The vapor-return line has the job ofreturning fuel vapor from the fuel pump to the fuel tankpreventing vapor lock in the carburetorturning vapor into liquid gasolinefeeding auxiliary fuel to the fuel pump30s
- Q9The carburetor operates on the principle ofatmospheric pressurepressure differentialnone of the abovefuel-pump pressure30s
- Q10When operating under a heavy load or wide-open throttle, the power system of a carburetor must be able to supplymore vacuumricher mixturesmore vacuumleaner mixtures30s
- Q11The purpose of the choke-system is toprevent dieseling after shutoffsupply a richer mixture for startingaid the accelerator-pump systemsupply a leaner mixture for starting30s
- Q12The float system operates with all but one system in the carburetor. This system isthe main-metering systemthe choke systemnone of the thesethe idle system30s
- Q13Fast idle is set with the fast-idle adjusting screw on which step of the fast-idle cam?second stephighest steplowest stepthird step30s
- Q14Four-barrel carburetors have asecondary sidechoke on the primary sideprimary sideall of the these30s
- Q15The secondary throttle valves in a four-barrel carburetor are controlled bymechanical or vacuum linkagethe driver of the carengine speednone of the these30s