engineering recuitment BEL Probationary Engineers Mock Test 2025 Internal Combustion Engine Fuels and Combustion
Pour point of fuel oil is the
1
Minimum temperature to which oil is heated in order to give off inflammable vapours in sufficient quantity to ignite momentarily when brought in contact with a flame.
2
Temperature at which it solidifies or congeals.
3
Indicated by 90% distillation temperature i.e., when 90% of sample oil has distilled off.
4
Temperature at which it flows easily.