On a typical road bicycle gear ratio, how many watts Katherine would have to...

Yin Mandy

New member
...generate to reach 70 km/h? My partner, Katherine had a watt-max test conducted on a bicycle ergo meter. Based on a cadence of 90 per minute, she got a maximum of 293 watts at 33 km/h (20.4 mph). A set of variables was set at a +/- 2% slope and a +/- 8 km/h (5 mph) wind.

She was rather tired after the test, so on this rare occasion, she opted to ride home in my car. On the way home, she was looking at my speedometer and I was driving at around 70 km/h (43 mph). Anyway, she got me in this silly debate about rather she could keep up with me on her bicycle, which she had try for years. If at all possible, on a typical road bicycle gear ratio, how many watts Katherine would have to generate to reach 70 km/h? Also, would her legs be able to spin that fast?
 
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