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

PHYSICS · Single correct · CBSE · Physics · Exploring Forces · Exploring Forces

Problem

72\,\text{kg}

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

2.0\,\text{m/s}^2

. What reading does the scale display? (Take

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

.) (a)

7.1\times10^{2}\,\text{N}

(b)

1.0\times10^{3}\,\text{N}

(c)

8.5\times10^{2}\,\text{N}

(d)

5.6\times10^{2}\,\text{N}