Turning Effects of Forces
 

Turning Effects of Forces problem 19


A cyclist applies a force of 200 N on the pedals of his bicycle. The pedal is at a distance of 20 cm from the axis. On the axle, there is a gear with 52 teeth and it is connected via a chain to a gear with 13 teeth and a radius of 2 cm. This smaller gear is mounted on the rear drive wheel with a radius of 50 cm. What is the force with which the bicycle is driven on the road?


Pedal, chain and drive wheel


 

material editor: Gabriel Amakhabi