Physics-
General
Easy

Question

A body of mass 0.2kg is freely falling from a height 20m. Find its momentum before touching the ground. (g = 10m/s2)

  1. 20 kg m/s    
  2. 40 kg m/s    
  3. 4 kg m/s    
  4. 2 kg m/s    

The correct answer is: 4 kg m/s

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