A 75kg man cycles at 120 watts on the leg ergometer. His energy expenditure duri

Question

A 75kg man cycles at 120 watts on the leg ergometer. His energy expenditure during a 30 minute ride is? ( need the answer in kilo calories instead of Joules)
A) 9.2 kcal B) 300 kcal C) 273 kcal D) 1050 kcal
Show work please.. A 75kg man cycles at 120 watts on the leg ergometer. His energy expenditure during a 30 minute ride is? ( need the answer in kilo calories instead of Joules)
A) 9.2 kcal B) 300 kcal C) 273 kcal D) 1050 kcal
Show work please.. ( need the answer in kilo calories instead of Joules)
A) 9.2 kcal B) 300 kcal C) 273 kcal D) 1050 kcal
Show work please..

Explanation / Answer

Energy Expenditure= (10.8*Watts)/Mass(Wt in kilogram)+7

=((10.8*120)/75)+7

=24.28Watt/kg

=273Kcal

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