Ignition quality of petrol is expressed by
A. octane number
B. calorific value
C. self ignition temperature
D. cetane number
Answer:A
Ignition quality of petrol is expressed by
A. octane number B. calorific value C. self ignition temperature D. cetane number
Explanation: Ignition quality of petrol is expressed by octane number and that of diesel by cetane number.