Question

In which step of the four-stroke engine cycle does the car release CO2, H2O, and CO?

Answer 1

Fourth Stroke.

Step-by-step explanation:

There are four strokes in a car engine

a) Intake stroke: In this stroke the air and fuel is being pumped into the compressor from intake valve.

b) compression stroke: The piston moves upward and the fuel air mixture undergoes compression.

c)combustion stroke: The spark plug generates a spark and the fuel undergoes combustion. The energy produced push the piston backwards or downwards.

d) Exhaust stroke: the exhaust gases like carbon dioxide , water, carbon monoxide etc are forced up by the piston.

Answer 2

The step of the four-stroke engine cycle does the car release CO2, H2O, and CO is the fourth step or the exhaust step.