Question

The calorific values of fuels A, B, C and D are 48 KJ/g, 17 KJ/g, 50 KJ/g and 30 KJ/g respectively. Which of these fuels could be wood?

• A. A
• B. B
• C. C
• D. D

Answer 1

The correct option is B B

Fuels with calorific values:

1. Hydrogen: 150 KJ/g

2. Methane: 55 KJ/g

3. LPG: 50 KJ/g

4. Kerosene oil: 48 KJ/g

5. Charcoal: 33 KJ/g

6. Wood: 17 KJ/g