Multiple choice question for engineering Set 1 1. For best results of efficient combustion, high speed diesel engines need an approximate cetane number of a) 100 b) 10 c) 50 d) 5 2. Calorific value of diesel oil is of the order of a) 3000 kcal/kg b) 5000 kcal/kg c) 7500 kcal/kg d) 10000 kcal/kg…

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