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18. A person pulls horizontally with a force of 64 N on a 14-kg box. There is a force of friction between the box and the floor of 36 N. Find the acceleration of the box in m/s2.
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18. A person pulls horizontally with a force of 64 N on a 14-kg box. There is a force of friction between the box and the floor of 36 N. Find the acceleration of the box in m/s2.

User Jeff Demanche
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1 Answer

4 votes
  • since force=massxacceleration
  • therefore acceleration=force/mass
  • the resultant force=the acting force on the object-the frictional force
  • the resultant force=64-36=28N
  • therefore the acceleration=28/14=2m/sec^2
User Oskar Eriksson
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7.2k points
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