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Which of the following parameters has negligible effect on the variation of NOx emissions from a gasoline engine? (a) EGR rate (b) spark advance (c)
Which of the following parameters has negligible effect on the variation of NOx emissions from a gasoline engine? (a) EGR rate (b) spark advance (c) relative air fuel ratio (d) all the parameters of the other answers tave an appreciable effect on NO, emissions
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