A bob is attached to a long pendulum

PHYSICS · Subjective · A Level · Physics · Further mechanics and thermal physics · Further mechanics and thermal physics

Problem

200\,\text{g}

bob is attached to a

0.80\,\text{m}

long pendulum. It is pulled aside by

3^{\circ}

and released. Calculate the magnitude of the tangential restoring force acting on the bob at this position. Take

g = 9.8\,\text{m s}^{-2}