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A 5.0 kg hammer strikes a 0.25 kg nail with a force of 10.0N, causing the nail to accelerate at 40.0m/s2. What is the acceleration of the hammer?

Respuesta :

  • Mass=5+0.25=5.25kg
  • Force=10N

According to Newton's second law

  • F=ma
  • a=F/m
  • a=10/5.25
  • a=1.9m/s²

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