A model train with a mass of 7 kg7kg is moving along a track at 12 (cm)/s12cms. If the curvature of the track changes from a radius of 32 cm32cm to 24 cm24cm, by how much must the centripetal force applied by the tracks change?
1 Answer
Dec 15, 2017
The change in centripetal force is
Explanation:
The centripetal force is
The mass is of the train
The velocity is
The radii are
and
The variation in the centripetal force is
The centripetal forces are