SMALL ENGINES ICEV PRACTICE TEST
2026 COMPLETE QUESTIONS AND
ANSWERS FULLY SOLVED
◉which of the following can cause an engine to lose compression.
Answer: all of the above
◉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
◉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
◉what engine component physically compresses the air-fuel mix in
the combustion chamber. Answer: piston
◉what is the term for electrical current, or rate of electron flow.
Answer: amperage
, ◉in what position is the piston when spark plug ignites the air- fuel
mixture. Answer: top dead center
◉which carburetor component ensures a constant supply of
gasoline in the carburetor bowl. Answer: float
◉what type of magneto ignition system do most modern small
gasoline engines employ. Answer: solid state
◉identify the main structure of an engine designed to support and
align internal and external components. Answer: engine block
◉liquid gasoline does not burn. what just happen to liquid gasoline
so it can burn in the combustion chamber. Answer: vaporized
◉what is used to ignite the fuel- air mix in the combustion. Answer:
electricity
◉a round hole bored at a certain depth to receive a piston (
something called a bore or barrel. Answer: cylinder
◉the largest single part of an engine. the main mass of metal where
the cylinders are bored or placed. Answer: cylinder block
2026 COMPLETE QUESTIONS AND
ANSWERS FULLY SOLVED
◉which of the following can cause an engine to lose compression.
Answer: all of the above
◉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
◉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
◉what engine component physically compresses the air-fuel mix in
the combustion chamber. Answer: piston
◉what is the term for electrical current, or rate of electron flow.
Answer: amperage
, ◉in what position is the piston when spark plug ignites the air- fuel
mixture. Answer: top dead center
◉which carburetor component ensures a constant supply of
gasoline in the carburetor bowl. Answer: float
◉what type of magneto ignition system do most modern small
gasoline engines employ. Answer: solid state
◉identify the main structure of an engine designed to support and
align internal and external components. Answer: engine block
◉liquid gasoline does not burn. what just happen to liquid gasoline
so it can burn in the combustion chamber. Answer: vaporized
◉what is used to ignite the fuel- air mix in the combustion. Answer:
electricity
◉a round hole bored at a certain depth to receive a piston (
something called a bore or barrel. Answer: cylinder
◉the largest single part of an engine. the main mass of metal where
the cylinders are bored or placed. Answer: cylinder block
