Physics

Problem

A 4.0 kg block is suspended from a light vertical rope and is at rest. Take

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

. What is the tension in the rope? a)

29.4\,\text{N}

40.0\,\text{N}

39.2\,\text{N}

78.4\,\text{N}