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The box is pulled horizontally across the floor by a force of 100 N and opposed by a frictional force of 60 N. The object accelerates at 4 m/s2 .

User Zeyi Fan
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1 Answer

2 votes

Answer:

10 kg

Step-by-step explanation:

  • first find resultant force by subtracting the forces
  • mass is force ÷ acceleration
User Qiuzman
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