The winning time for the 2005 annual race up 86 floors of the Empire state building...

The winning time for the 2005 annual race up 86 floors of the Empire state building was 10 min and 49 seconds. The winner's mass was 60 Kg.

A) if each floor was 3.7 m high, what was the winners change in gravitational potential energy?

B) If the efficiency in climbing stairs is 25%, what total energy did the winner expend during the race?

C)How many food Calories did the winner burn in the race

D) Of those calories, how may were converted to thermal energy?

E) What was the winner's metabolic power in watts during the race up the stairs?

Solutions

Expert Solution

Calculations are given below

Do let me know in case of any mistake..

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genius_generous answered 1 week ago

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