
Internal Combustion Engines
Authored by Cristian Garling
Other
9th - 12th Grade
Used 26+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which stroke of the engine cycle is responsible for creating power?
a) Intake
b) Compression
c) Power
d) Exhaust
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the spark plug in an internal combustion engine?
a) To open and close the intake valve
b) To compress the air-fuel mixture
c) To ignite the air-fuel mixture
d) To push out the burnt gasses from the cylinder
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is timing important in the engine cycle?
a) It determines the number of cylinders in the engine
b) It ensures synchronization between valves and pistons
c) It controls the speed of the engine
d) It determines the size of the cylinders
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens during the compression stroke of the engine cycle?
a) The intake valve opens and air-fuel mixture is drawn in
b) The spark plug ignites the air-fuel mixture
c) The piston moves up and compresses the air-fuel mixture
d) The exhaust valve opens and burnt gasses are pushed out
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the exhaust stroke in the engine cycle?
a) To compress the air-fuel mixture
b) To ignite the air-fuel mixture
c) To draw in the air-fuel mixture into the cylinder
d) To push out the burnt gases from the cylinder
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct sequence of the four strokes in the engine cycle?
a) Intake, Compression, Power, Exhaust
b) Compression, Power, Intake, Exhaust
c) Power, Intake, Exhaust, Compression
d) Exhaust, Intake, Power, Compression
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the spark plug contribute to the engine's efficiency?
a) By controlling the speed of the engine
b) By providing the spark to ignite the air-fuel mixture
c) By opening and closing the intake valve
d) By pushing out the burnt gases from the cylinder
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