Engine Tech Final Exam Study Guide
Test.
richer - CORRECT ANSWER As the air filter fills with dirt, the air-fuel mixture will become
pleated - CORRECT ANSWER The air filter that is similar to air filters used in modern automobiles is the
______ paper type.
Manifold vacuum - CORRECT ANSWER Diaphragm carburetors are operated by
____________________________.
Flat pleated paper cartridge filter - CORRECT ANSWER The newest type of air cleaner for small gasoline
engines is the ______________.
Updraft - CORRECT ANSWER Which type of carburetor would normally require a smaller air passage than
the other two types?
choke - CORRECT ANSWER A valve that is placed in a carburetor air inlet to restrict the volume of air
admitted.
diaphragm - CORRECT ANSWER A flexible partition or wall separating two cavities.
needle valve - CORRECT ANSWER As fuel is used from the float bowl, the float lowers and unseats a(n)
__________________ which lets fuel enter the bowl.
Open the throttle valve - CORRECT ANSWER On a governor installation, the governor spring is attached
to the throttle lever. The governor spring is intended to do what?
Stability - CORRECT ANSWER The ability to maintain a desired engine speed without fluctuating.
, Fuel & Air - CORRECT ANSWER 11. A carburetor's primary function in to mix proper proportions of
_________________________ to operate the engine.
Air Cleaner - CORRECT ANSWER This is a device that is used to clean incoming air.
To maintain a constant level of fuel in the float bowl - CORRECT ANSWER What is the purpose of the
carburetor float?
Sensitivity - CORRECT ANSWER The percent of engine speed change required to produce a corrective
movement of the fuel control mechanism is called ______________.
Air Pressure - CORRECT ANSWER The primer on a float-type carburetor pumps ___________________
into the float bowl forcing fuel
up the nozzle.
Throttle - CORRECT ANSWER This controls speed by regulating the amount of fuel delivered to the
engine.
Acceleration Well - CORRECT ANSWER A reservoir of fuel, located inside the nozzle, for use during rapid
acceleration.
Carburetor - CORRECT ANSWER A device for automatically mixing fuel in a proper proportion with air to
produce a combustible gas.
Vacuum - CORRECT ANSWER A(n) _______________ type of governor is usually used on farm and
industrial engines.
Updraft - CORRECT ANSWER Air velocity must be highest in the _______________ carburetor.
Oil Wetted - CORRECT ANSWER A(n) ___________________ type of air cleaner element can be used
again by washing it in soapy water.
Test.
richer - CORRECT ANSWER As the air filter fills with dirt, the air-fuel mixture will become
pleated - CORRECT ANSWER The air filter that is similar to air filters used in modern automobiles is the
______ paper type.
Manifold vacuum - CORRECT ANSWER Diaphragm carburetors are operated by
____________________________.
Flat pleated paper cartridge filter - CORRECT ANSWER The newest type of air cleaner for small gasoline
engines is the ______________.
Updraft - CORRECT ANSWER Which type of carburetor would normally require a smaller air passage than
the other two types?
choke - CORRECT ANSWER A valve that is placed in a carburetor air inlet to restrict the volume of air
admitted.
diaphragm - CORRECT ANSWER A flexible partition or wall separating two cavities.
needle valve - CORRECT ANSWER As fuel is used from the float bowl, the float lowers and unseats a(n)
__________________ which lets fuel enter the bowl.
Open the throttle valve - CORRECT ANSWER On a governor installation, the governor spring is attached
to the throttle lever. The governor spring is intended to do what?
Stability - CORRECT ANSWER The ability to maintain a desired engine speed without fluctuating.
, Fuel & Air - CORRECT ANSWER 11. A carburetor's primary function in to mix proper proportions of
_________________________ to operate the engine.
Air Cleaner - CORRECT ANSWER This is a device that is used to clean incoming air.
To maintain a constant level of fuel in the float bowl - CORRECT ANSWER What is the purpose of the
carburetor float?
Sensitivity - CORRECT ANSWER The percent of engine speed change required to produce a corrective
movement of the fuel control mechanism is called ______________.
Air Pressure - CORRECT ANSWER The primer on a float-type carburetor pumps ___________________
into the float bowl forcing fuel
up the nozzle.
Throttle - CORRECT ANSWER This controls speed by regulating the amount of fuel delivered to the
engine.
Acceleration Well - CORRECT ANSWER A reservoir of fuel, located inside the nozzle, for use during rapid
acceleration.
Carburetor - CORRECT ANSWER A device for automatically mixing fuel in a proper proportion with air to
produce a combustible gas.
Vacuum - CORRECT ANSWER A(n) _______________ type of governor is usually used on farm and
industrial engines.
Updraft - CORRECT ANSWER Air velocity must be highest in the _______________ carburetor.
Oil Wetted - CORRECT ANSWER A(n) ___________________ type of air cleaner element can be used
again by washing it in soapy water.
