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Questions 16 17 At a science museum a stationary bicycle is connected to an electric...

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Questions 16 17 At a science museum a stationary bicycle is connected to an electric generator By pedaling steadily a museum visitor is able to keep a 75 watt light bulb fully lit for 45 seconds 17 Suppose that only 18 percent of the person s food energy is actually delivered to to the light bulb as electrical energy while the remainder is expended on biological processes friction and other inefficiencies in the bicycle and generator Laulima contains a unique randomized value for the percentage How many dietary Calories of food energy did the person use during the time described above dietary Calories Calculate and enter your final answer to at least 2 significant figures There is no penalty for including too many significant figures but rounding to too few sig figs may cause Laulima to judge your answer to be wrong Do NOT enter units with your answer enter only a numerical response Laulima will count non numerical answers as incorrect Partial credit is NOT possible

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