Question

All things being practically equal, if the energy content in gasoline were doubled, then the distance a car should travel per liter of gasoline should
1) be no different.
2) double.
3) quadruple.
If the low-energy and high-energy fuels are burned in the same time, then compared to the POWER produced by combustion of the low-energy gasoline, the power produced by the combustion of the higher-energy gasoline should
4) be no different.
5) double.
6) quadruple.

Answer

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