Calculating Time to Complete Half of Magnetic Field Circle Using Fc Equation

[soul5]

Homework Statement

How would I find how long it takes for an alpha particle to move halfway through a complete circle?

Homework Equations

Fc=mv^2
Ft=mv

The Attempt at a Solution

if they gave me speed how would I find how much it traveled?

 

[Nabeshin]

...Huh? Can we get the complete question here and a genuine attempt at solution and specific question?