A model train with a mass of #8 kg# is moving along a track at #12 (cm)/s#. If the curvature of the track changes from a radius of #48 cm# to #120 cm#, by how much must the centripetal force applied by the tracks change?
1 Answer
Apr 7, 2017
The centripetal force changes by
Explanation:
The centripetal force is
mass,
speed,
radius,
The variation in centripetal force is