[Solved] The emission of oxides of nitrogen in automobile exhaust will be least when the vehicle is

Civil Engineering
Environmental Engineering
The emission of oxides of nitrogen in au...

Q.	The emission of oxides of nitrogen in automobile exhaust will be least when the vehicle is
A.	Idling
B.	Cruising at low speed
C.	Cruising at high speed
D.	Accelerating
E.	Decelerating
Answer» A. Idling

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