Physics (AS & A Level) · May / June 2022 · Paper 13 · Question 16

A technical article about diesel engines expresses the energy available from diesel fuel both as 41.8 MJ kg⁻¹ and as 34.9 GJ m⁻³. What is the density of diesel fuel?

1. A8.35 × 10² kg m⁻³
2. B1.20 × 10³ kg m⁻³
3. C8.35 × 10⁵ kg m⁻³
4. D1.20 × 10⁶ kg m⁻³

As printed in the paper