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

PHYSICS · Single correct · CBSE · Physics · Laws of Motion · Laws of Motion

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}

(b)

78\ \text{N}

(c)

118\ \text{N}

(d)

120\ \text{N}