Physics

Problem

55\,\text{kg}

passenger stands on a scale in an elevator. The scale reads

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

. What is the elevator’s acceleration? (Take

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

.) a)

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

upward b)

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

downward c)

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

downward d)

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

upward