- #1

kubajed

- 24

- 0

## Homework Statement

I need to calculate radiation power of ball in range 400nm-800nm.

T=10000K

d=1um.

## Homework Equations

I think I need to use Planck equation and integrate that.

My equation in link: http://imgur.com/XbAUwJ8

## The Attempt at a Solution

I look for equations and laws and try to do my equation (above). If this is correct, I ask for help with calculate that.