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tterbecki

  • 2 years ago

A 60-kg man standing on a scale in an elevator notes that as the elevator rises, the scale reads 819 N. What is the acceleration of the elevator?

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  1. imron07
    • 2 years ago
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    \[\Sigma F_{up}=ma\\ N-mg=ma\\a=\frac{N-mg}{m} \] Whwre N is the scale reading.

  2. Decart
    • 2 years ago
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    he is correct n = 819

  3. tterbecki
    • 2 years ago
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    so then mg is 60 how do i get m?

  4. Decart
    • 2 years ago
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    mg=60*9.8

  5. tterbecki
    • 2 years ago
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    thanks i just thought of that lol

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