p19 031

background image

31. The textbook notes that a nutritionist’s “Calorie” is equivalent to 1000 cal.

The athlete’s rate of

dissipating energy is

P =4000 Cal/day =

(4000

× 10

3

cal)(4.18 J/cal)

(1 day)(86400 s/day)

=194 W ,

which is 1.9 times as much as the power of a 100 W light bulb.


Document Outline


Wyszukiwarka

Podobne podstrony:
08 2005 031 036
p19 109
p19 057
P19 005
p19 046
p19 095
p19 043
05 2005 031 036
031
p19 099
p19 076
p19 054
P19 004
p19 070
031
P17 031
p19 088

więcej podobnych podstron