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ry0534
Lv 6
ry0534 asked in Science & MathematicsPhysics · 1 decade ago

given a velocity field v(t)=xi - yj,?

what is the x(t)?? according to Kreyzig's text, its not the obvious, xti -ytj.

1 Answer

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  • 1 decade ago
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    Remember that dx/dt is the velocity in a 1 dimensional case.

    So it is like solving dx/dt = x - y. That does not look straight-forward.

    You may have to check the definition of velocity in your textbook.

    It could be as complicated as v^2 = (dx/dt)^2 + (dy/dt)^2

    Source(s): My brain :-D
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