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A 4500-kg helicopter accelerates upward at 2.0 m/s^2. What lift force is exerted by the air on the propellers?

Sagot :

  • Mass=4500kg
  • Acceleration=2m/s^2

Using newtons second law .

[tex]\\ \sf\longmapsto Force=ma[/tex]

[tex]\\ \sf\longmapsto Force=4500(2)[/tex]

[tex]\\ \sf\longmapsto Force=9000N[/tex]

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