Fuel and Emission Control Quiz
Quiz
•
Engineering
•
12th Grade
•
Medium
Dave Reid
Used 4+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which gases are produced if the fuel mixture is not completely burnt?
Carbon monoxide and hydrogen
Oxides of nitrogen
Carbon dioxide and water
Methane and ethane
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of adding additives to fuel?
To increase the fuel's color
To improve the anti-knock quality
To decrease the fuel's density
To reduce the fuel's cost
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common effect of engine modifications to meet emission regulations?
Increase in fuel consumption
Decrease in engine size
Increase in engine noise
Decrease in vehicle weight
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What shape should the combustion chamber be to avoid unburnt fuel?
Long and narrow
Compact
Wide and flat
Cylindrical
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main factor controlling flame speed in an engine?
Fuel type
Chamber shape
Engine size
Exhaust type
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What system is used to recycle some of the exhaust gas back into the induction manifold?
Exhaust gas re-circulation (EGR)
Turbocharging
Supercharging
Fuel injection
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why can't lead be used in vehicles with catalytic converters?
It is too expensive
It damages the converters
It increases fuel consumption
It reduces engine speed
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