Physics

Problem

10\,\text{kg}

suitcase rests on the floor of an elevator that is ascending with an acceleration of

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

. Take

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

. What is the magnitude of the normal force exerted by the floor on the suitcase? a)

98\ \text{N}

78\ \text{N}

118\ \text{N}

120\ \text{N}