Write the equation of motion for a block attached to a spring of constant on a rough…

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

Problem

Write the equation of motion for a

2\,\text{kg}

block attached to a spring of constant

50\,\text{N\,m}^{-1}

on a rough horizontal surface that exerts a damping force

-4\dot x

(SI units). The block is driven by a horizontal force

10\sin(3t)\,\text{N}