The hike to the peak of Mount Hallasan on Jeju Island requires a climb of 1950 m of vertical elevation. Suppose a person with a mass of 68.0 kg is 26.0 % efficent at converting food energy to useable energy.   How many food calories would the person to eat in order to fuel his/her climb to the top of Mount Hallasan? Ignore any energy lost due to sideways motion (consider only energy lost due to the elevation change)

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Chapter7: Work, Energy, And Energy Resources
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Problem 47PE: (a) What is the efficiency of an out-of-condition professor who does 2.10105J of useful work while...
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The hike to the peak of Mount Hallasan on Jeju Island requires a climb of 1950 m of vertical elevation. Suppose a person with a mass of 68.0 kg is 26.0 % efficent at converting food energy to useable energy.

 

How many food calories would the person to eat in order to fuel his/her climb to the top of Mount Hallasan? Ignore any energy lost due to sideways motion (consider only energy lost due to the elevation change) 

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