LPG has a lower energy density than either petrol or fuel-oil, so the equivalent ______ is higher.
A
fuel-consumption
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B
fuel-absorption
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C
fuel density
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D
fuel capacity
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Solution
The correct option is A fuel-consumption LPG has a lower energy density than either petrol or fuel-oil, so the equivalent fuel-consumption is higher. Lower energy density means lesser amount of energy is released during combustion of unit mass of fuel. Hence, to obtain certain quantity of fuel more fuel should be combusted.