Diesel Engine on Power Plant related Questions and Answers

Question :   A fuel of cetane number 40 has the same ignition quality as a mixture of 1. 40% alpha methyl napthalene and 60% cetane 2. 40% cetane and 60% alpha methyl napthalene 3. 40% petrol and 60% diesel 4. 40% diesel and 60% petrol Answer :   2 - 40% cetane and 60% alpha methyl napthalene