A skateboarder moves through the bottom of a smooth vertical curve of radius at

PHYSICS · Subjective · AP · Physics 1: Algebra-based · Force and Translational Dynamics · Force and Translational Dynamics

Problem

60\,\text{kg}

skateboarder moves through the bottom of a smooth vertical curve of radius

3.0\,\text{m}

6.0\,\text{m\,s}^{-1}

. Determine the magnitude of the normal force exerted on the skateboarder at that instant.