While discussing the four-stroke cycle, Technician A says that during the intake stroke, the piston is pulled down by the turning crankshaft, creating a vacuum above it. Technician B says this event occurs during the exhaust stroke. Who is right?
A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

During the intake stroke of a four-stroke cycle, the piston moves downward, creating a vacuum that draws the air-fuel mixture into the combustion chamber. The exhaust stroke, on the other hand, involves expelling the combustion gases after the power stroke, not creating a vacuum for intake.

While Discussing the Four-Stroke Cycle, Technician a Says That During