Small Engines Exam Graded A+ (Verified)
a detachable portion of an engine fasten securely to the cylinder block that contains all
or part of the combustion chamber - ANSWER-cylinder head
a device for automatically mixing fuel in the proper proportion with air to produce a
combustion gas - ANSWER-carburetor
a device inserted into the combustion chamber of an engine that contains an insulated
control electrode for conducting current - ANSWER-spark plug
a device that filters the air that is mixed with the fuel in the engine - ANSWER-air
cleaner
a device that holds the flywheel in place - ANSWER-flywheel key
a heavy wheel that maintains the speed of the engine while it is running - ANSWER-
flywheel
a part consisting of coils of wire around an iron core that induce an electric current when
it is rotated in a magnetic field - ANSWER-armature
a round hole bored at a certain depth to receive a piston ( something called a bore or
barrel - ANSWER-cylinder
a valve that permits the air- fuel mixture to enter the combustion chamber and seals its
exit - ANSWER-intake valve
a valve that permits the remains of the burned fuel to leave the combustion chamber -
ANSWER-intake valve
as the piston moves down during the intake stroke, what is created in the combustion
chamber that allows the air fuel - ANSWER-vaccum
atmospheric pressure forces fuel out of the carburetor bowl and through the main jet.
how many psi is atmospheric pressure at sea level - ANSWER-14.7 psi
during the power stroke, which piston ring is forced against the cylinder wall to prevent
expanding gasses from getting by the piston - ANSWER-top/compression ring
During which stroke is the air-fuel mixture ignited by the spark plug, forcing the piston
down the cylinder - ANSWER-power stroke
expanding rings placed in the grooves of the piston to create a seal that prevents the
passage of fluid or gas past the piston - ANSWER-piston rings
a detachable portion of an engine fasten securely to the cylinder block that contains all
or part of the combustion chamber - ANSWER-cylinder head
a device for automatically mixing fuel in the proper proportion with air to produce a
combustion gas - ANSWER-carburetor
a device inserted into the combustion chamber of an engine that contains an insulated
control electrode for conducting current - ANSWER-spark plug
a device that filters the air that is mixed with the fuel in the engine - ANSWER-air
cleaner
a device that holds the flywheel in place - ANSWER-flywheel key
a heavy wheel that maintains the speed of the engine while it is running - ANSWER-
flywheel
a part consisting of coils of wire around an iron core that induce an electric current when
it is rotated in a magnetic field - ANSWER-armature
a round hole bored at a certain depth to receive a piston ( something called a bore or
barrel - ANSWER-cylinder
a valve that permits the air- fuel mixture to enter the combustion chamber and seals its
exit - ANSWER-intake valve
a valve that permits the remains of the burned fuel to leave the combustion chamber -
ANSWER-intake valve
as the piston moves down during the intake stroke, what is created in the combustion
chamber that allows the air fuel - ANSWER-vaccum
atmospheric pressure forces fuel out of the carburetor bowl and through the main jet.
how many psi is atmospheric pressure at sea level - ANSWER-14.7 psi
during the power stroke, which piston ring is forced against the cylinder wall to prevent
expanding gasses from getting by the piston - ANSWER-top/compression ring
During which stroke is the air-fuel mixture ignited by the spark plug, forcing the piston
down the cylinder - ANSWER-power stroke
expanding rings placed in the grooves of the piston to create a seal that prevents the
passage of fluid or gas past the piston - ANSWER-piston rings
