Resistivity and conductivity are reciprocals : . Resistivity is a measure of the material's ability to oppose electric current. This formula is not exact: It assumes the current density is totally uniform in the conductor, which is not always true in practical situations.
All depends on how fast they pedal and what kind of a bike they're on. When I ride with my family ... about 10 mph When I ride solo on my road bike ... about 17 mph In todaâ¦y's stage of the Tour de France, the average rider was expected to (during the last 26 km) average about 80kmh, or 49+ mph. Depends on how you categorize riding.
Stopping a motorcycle that is going 30 miles per hour might take around 33 feet. It's easy to conclude that stopping a motorcycle going 60 miles per hour will take 66 feet. Unfortunately, that's not the case; it will actually take more than 130 feet to bring the bike to a stop.