Physics

Problem

Calculate the work done by a

60\,\text{kg}

student who climbs a staircase consisting of 20 steps, each

15\,\text{cm}

high. Take

g = 10\,\text{m/s}^2

. a)

1\,200\,\text{J}

1\,800\,\text{J}

1\,764\,\text{J}

1\,500\,\text{J}