Solved: Human-Powered Flight Human-powered aircraft
Chapter 7, Problem 50(choose chapter or problem)
Human-Powered Flight Human-powered aircraft require a pilot to pedal, as in a bicycle, and produce a sustained power output of about 0.30 hp. The Gossamer Albatrossew across the English Channel on June 12, 1979, in 2 h 49 min. (a)How much energy did the pilot expend during the ight? (b) How many Snickers candy bars (280 Cal per bar) would the pilot have to consume to be fueled up for the ight? [Note: The nutritional calorie, 1 Cal, is equivalent to 1000 calories (1000 cal) as dened in physics. In addition, the conversion factor between calories and joules is as follows: .]
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