When air is pumped into the cylinder, the combustion chamber receives an increase of air pressure known as ________ and is measured in pounds per square inch (psi), atmospheres (ATM), or bar.

Question

Quizplus · Accepted Answer

Boost is the correct term for the increase in air pressure within the combustion chamber when air is pumped into the cylinder. This is a common term used in the context of turbocharged and supercharged engines, where the air pressure is artificially increased to improve engine performance. The pressure is indeed measured in pounds per square inch (psi), atmospheres (ATM), or bar.

When Air Is Pumped into the Cylinder, the Combustion Chamber