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WorksheetsInternal Combustion Engine
Total questions: 15
Worksheet time: 8mins
The main function of the engine _______ is to let air in and out of the cylinders.
Camshaft
Valves
Rocker arm
Connecting Rod
A four-stroke cycle engine is an internal combustion engine that utilizes four distinct piston strokes to complete one operating cycle. What are the 4 basic steps in the correct order?
Intake, Power , Compression, Exhaust
Compression, Power, Intake, Exhaust
Intake, Exhaust, Compression, Power
Intake, Compression, Power, Exhaust
A four - stroke engine generates power _____ time(s) during a complete cycle.
1
4
2
3
During the intake stroke, ________________________________.
Spent gases are forced out of the combustion chamber from the piston's travel from BDC to TDC
Fuel is supplied to the combustion chamber
Air - fuel mixture is deposited into the combustion chamber
The piston travels from BDC to TDC to compress the fuel charge prior to ignition
Ignition of the charge occurs in between the following two strokes: _________________ and _________________.
Intake, Power,
Compression, Power
Power, Exhaust
Intake, Compression
Compression is a key element of an internal combustion engine. Which engine component supplies the compression needed to power an engine?
Crankshaft
Ignition Armature
Connecting Rod
Piston
The piston travels from BDC to TDC with the exhaust open on which stroke?
Exhaust
Compression
Intake
Power
The CYLINDERS where the PISTONS are housed are in one line (1 Bank) and upright.
Boxer
Inline
V-Engine
Rotary Engine
During a power stroke the piston moves down with_____
A Vaccum
Valves Opened
Great Force
Large Spark
Which of the following is not an internal combustion engine
2-stroke petrol engine
steam turbine
4-stroke petrol engine
diesel engine
A petrol engine, during intake stroke draws
petrol only
a mixture of petrol and air
air only
none of the mentioned
What position are the valves in during the intake stroke
Intake Closed, Exhaust Closed
Intake Open, Exhaust Closed
Intake Open, Exhaust Open
I have no idea
Which of the following medium is compressed in diesel engine cylinder
Fuel alone
Air and petrol
Air and lubrication oil
Air alone
In a diesel engine,the fuel is injected by_________
fuel pump
Spark plug
Ignitor
Injector
What direction is the piston traveling during the Power-Stroke?
Up
Left
Down
Right
