Q110
The calorific value of Diesel is about
A.
36.5 MJ/kg
B.
38.5 MJ/kg
C.
42.5 MJ/kg
D.
45.5 MJ/kg
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
The calorific value of diesel fuel is roughly 45.5 MJ/kg (megajoules per kilogram), slightly lower than petrol which is 45.8 MJ/kg. However, diesel fuel is denser than petrol and contains about 15% more energy by volume (roughly 36.9 MJ/litre compared to 33.7 MJ/litre)