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Vikash Gupta • 33.56K Points
Instructor I

Q. A weight of 4.9 N rests on a rough horizontal floor that has a coefficient of friction of 0.5. If g = 9.8 m/s2, the smallest horizontal force that gives the weight an acceleration of 4m/s2 is most nearly

  • (A) 2.5 N
  • (B) 3 N
  • (C) 2 N
  • (D) 4.5 N
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