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Physics

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Four particles in the xy plane have the following masses and coordinates: 1 kg at (4 m, 4 m), 2 kg at (−3 m, 5 m), 3 kg at (5 m, −2 m) and 4 kg at (−2 m, −4 m). Find the total moment of inertia about:

a) the x-axis:
kg*m2

b) the y-axis:
kg*m2

b) the z-axis:
kg*m2

  • Physics -

    a) Add M*y^2 for the four particles
    b) Add M*x^2 for the four particles
    c) Add M(x^2 + y^2) for the four particles. (Or just add the first two answers)

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