When the system is running rich, the oxygen content in the exhaust is ______.
A) high
B) low
C) both A and B
D) neither A nor B

Name: When the system is running rich, the oxygen content in the exhaust is ______. A) high B) low C) both A and B D) neither A nor B
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Question

Quizplus · Accepted Answer

When the system is running rich, there is more fuel than necessary for the amount of air, leading to incomplete combustion and lower oxygen content in the exhaust.

When the System Is Running Rich, the Oxygen Content in the Exhaust