A worker exerts a force of $20$ N to drag a box along a flat floor. If he does $100$ J of work, how far did…

A worker exerts a force of $20$ N to drag a box along a flat floor. If he does $100$ J of work, how far did the box move?
  1. $2$ m
  2. $5$ m
  3. $80$ m
  4. $120$ m

Solution

Work done equals force multiplied by displacement ($100 = 20 \times \text{distance}$), so distance moved is $5$ m.

Asked in: Homi Bhabha Practice

Practice more Work and Energy questions on Aicharya