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November 21, 2014

November 21, 2014

Posted by **che_scarlet** on Sunday, November 14, 2010 at 1:43am.

- physics -
**drwls**, Sunday, November 14, 2010 at 4:25amLet t be the time after the constant-velocity car passes the station.

Require that they travel the same distance at time t

50 t = (1/2)*(6.5)(t-3)^2

Solve the resulting quadratic equation for t, which must exceed 3 s.

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