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    Automotive Service
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    Exam 17: Engine Size and Measurements
  5. Question
    Engine Dynamometers Are Used in Emission Control Testing Programs Because
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Engine Dynamometers Are Used in Emission Control Testing Programs Because

Question 2

Question 2

True/False

Engine dynamometers are used in emission control testing programs because testing of oxides of nitrogen can only be done when the engine is under load.

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