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Consider the following problem from a university course:"A gallon of gasoline has the potential energy of approximately 276.3 MJ. Assume that a gasoline engine is driving a generator and the generator is supplying electricity to a 50 W lamp. The overall efficiency (from gasoline to electrical energy) of the engine-generator set is 15%.How long will the lamp provide light from one gallon of gasoline?(Adapted from: Eide, Jenison, Northup, & Mickelson, 2011, p. 392)What is the goal of this problem?(a). To find out how efficient the engine-generator is(b). To find the length of time the lamp will provide light from one gallon of gasoline(c). To find the potential energy of one gallon of gasoline(d). To find the length of time the lamp will provide light from one litre of gasoline

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