Question

The calorific value of a fuel is expressed in a unit called as​

• A. kilojoule per litre​
• B. kilogram per millilitre​
• C. kilojoule per gram​
• D. kilojoule per kilogram​

Answer 1

The correct option is D kilojoule per kilogram​

Calorific value is the amount of energy released or produced when 1 kg of fuel burns when a substance burns in the presence of oxygen. ​

The calorific value of a fuel is expressed in a unit called kilojoule per kilogram (kJ/kg).​

Note: Calorific value is used to measure fuel efficiency. ​