What is the primary function of valves in an engine?

Valve Trains Quiz

Quiz
•
Other
•
12th Grade
•
Medium
Oliver George
Used 9+ times
FREE Resource
39 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To increase the engine's speed
To open and close ports to the combustion chamber
To cool down the engine
To lubricate engine parts
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do valves allow to enter the combustion chamber?
Water
Oil
Air/fuel mixture
Exhaust gases
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do valves control the exit of from the chamber?
Air
Fuel
Exhaust gases
Water vapor
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the valve train help in pressurizing the air and fuel charge in the combustion chamber?
By sealing the combustion chamber.
By increasing the engine temperature.
By reducing the engine noise.
By controlling the exhaust emissions.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the valve train do to help remove exhaust gases from the combustion chamber?
It opens and closes the intake valve.
It increases the fuel supply.
It opens and closes the exhaust valve at the correct time.
It decreases the air pressure.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the two most common types of valve train assemblies mentioned?
Overhead Valve (OHV) and Overhead Cam (OHC)
Pushrod and Flathead
Rotary and Slide Valve
Poppet and Sleeve Valve
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What drives the camshaft in all valve train assemblies?
Crankshaft
Flywheel
Timing Belt
Piston
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