Originally Posted by
Jim Kukula
The second question is, given that a particular amount of power is being generated at the cranks, what is the rate that calories of food energy are being burned by the person generating that power?
Here is a perspective from the rowing community:
http://www.atm.ox.ac.uk/rowing/physi...html#section11
This agrees with sreten and chasm54, at least what I hear them saying, i.e. that food calories burned is a simple function of mechanical power out, with no significant difference due to fitness etc.
Of course, how much mechanical power out is required to get your bike to go
x mph, that is a whole other question!