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Shadowys

  • 3 years ago

r(t) is a position vector. v(t) is r'(t) or the velocity vector, u(t) is a unit r(t) vector. Prove that: d/dt ( r(t) x v(t) )=0

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  1. Shadowys
    • 3 years ago
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    One question though, is the position vector always collinear to the velocity vector?

  2. Shadowys
    • 3 years ago
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    done by differentiating r(t) x r(t)

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