How do I get a formula that finds the initial velocity with height in it?

1. Nov 9, 2007

ken62310

How do I get a formula that finds the initial velocity with height in it??

How do I get a formula that finds the initial velocity with height in it??
i was doing a inclined plane problem with is deal with 2 steel balls' collision~
could somebody help me to derivate that formula?

2. Nov 9, 2007

Bill Foster

$$a(x-x_0)=\frac{1}{2}(v^2-v_0^2)$$

Solve for $$v_0$$

3. Nov 9, 2007

aq1q

ya and what is the angle of the inclined place..

4. Nov 10, 2007

vjraghavan

I am not sure if you had supplied all given data, and of course, your attempt. :P