A student stands on a scale inside an elevator that is accelerating upward at

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

60\,\text{kg}

student stands on a scale inside an elevator that is accelerating upward at

3\,\text{m}\,\text{s}^{-2}

. Take

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

. What will be the scale reading? (a)

780\,\text{N}

(b)

408\,\text{N}

(c)

770\,\text{N}

(d)

588\,\text{N}