Auto-ignition temperature is
A. maximum temperature to which oil is heated in order to give off inflammable vapour in sufficient quantity to ignite momentarily when bought in contact with a flame
B. that at which it catches fire without external aid
C. indicated by 90% distillation temperature
D. none of the mentioned
Answer:A
Auto-ignition temperature is
A. maximum temperature to which oil is heated in order to give off inflammable vapour in sufficient quantity to ignite momentarily when bought in contact with a flame B. that at which it catches fire without external aid C. indicated by 90% distillation temperature D. none of the mentioned
Explanation: Auto-ignition temperature is defined as that temperature at which it catches fire without external aid while volatility of diesel fuel is indicated by 90% distillation temperature.