A model train with a mass of #8 kg# is moving along a track at #16 (cm)/s#. If the curvature of the track changes from a radius of #21 cm# to #120 cm#, by how much must the centripetal force applied by the tracks change?
1 Answer
Mar 1, 2017
The change in centripetal force is
Explanation:
The centripetal force is
The variation in centripetal force is