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Author Question: When the air/fuel ratio is expressed as lambda, a lambda number of less than 1 indicates a ________ exhaust. (Read 92 times)

Alygatorr01285

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on: Aug 13, 2021

Question 1

When testing an oxygen sensor using a digital storage oscilloscope (DSO), how quickly should the voltage change when either propane is added to the intake stream or when a vacuum leak is created?
◦ 1-3 seconds
◦ Less than 100 ms
◦ 100-200 ms
◦ 450-550 ms

Question 2

When the air/fuel ratio is expressed as lambda, a lambda number of less than 1 indicates a ________ exhaust.
◦ Rich
◦ Lean
◦ Excessively cold
◦ Excessively hot


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Marked as best answer by Alygatorr01285 on Aug 13, 2021

heyhey123

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Reply #1 on: Aug 13, 2021

Answer 1

Less than 100 ms

Answer 2

Rich


Alygatorr01285

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Reply 2 on: Aug 13, 2021
YES! Correct, THANKS for helping me on my review

chjcharjto14

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Reply 3 on: Yesterday
:D TYSM

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