A ball weighing .15kg is thrown upwards at a rate of 20m/s from a building 30m high. Neglecting air resistance, formulate a differential equation govering the ball's motion, solve it, and use the solution to determine the maximum height of the ball.

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- Sep 20th 2010, 04:20 PMHelloWorld2Ball thrown upwards
A ball weighing .15kg is thrown upwards at a rate of 20m/s from a building 30m high. Neglecting air resistance, formulate a differential equation govering the ball's motion, solve it, and use the solution to determine the maximum height of the ball.

- Sep 20th 2010, 04:24 PMmr fantastic
- Sep 20th 2010, 04:36 PMundefined
- Sep 20th 2010, 04:43 PMHelloWorld2
So we just find an explicit expression for velocity, then integrate it, and apply the fact that s(0)=30 for the contstant. Then plug in the t that makes v=0?

- Sep 20th 2010, 07:17 PMmr fantastic