Question Bank • QB_FP_138 NAT • 1 Mark

Section 3: Farm Power

Farm Power

Subtopic: Fuels and combustion

Question Statement:

A diesel engine fuel has a density of $850\text{ kg/m}^3$ at $15^\circ\text{C}$. Calculate the specific gravity of the diesel fuel relative to pure water (density $1000\text{ kg/m}^3$).

Answer Key:

0.85

Step-by-Step Solution & Explanation

Specific gravity: $SG = \frac{\rho_{\text{fuel}}}{\rho_{\text{water}}} = \frac{850}{1000} = 0.85$
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