An elevator starts descending with a constant acceleration of

PHYSICS · Single correct · AP · Physics 1: Algebra-based · Force and Translational Dynamics · Force and Translational Dynamics

Problem

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

. A person of mass

50\,\text{kg}

stands on a weighing scale placed on the floor of the elevator. Take

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

. What will be the reading of the scale? (a)

590\,\text{N}

(b)

390\,\text{N}

(c)

490\,\text{N}

(d)

350\,\text{N}