Physics-
General
Easy

Question

A man of mass 50 kg is pulling on a plank of mass 100 kg kept on a smooth floor as shown with force of 100 N. If both man & plank move together, find force of friction acting on man

  1. 100 over 3 N towards left
  2. 100 over 3 N towards right
  3. 250 over 3 N towards left
  4. 250 over 3 N towards right

The correct answer is: 100 over 3 N towards left

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