- #1

- 94

- 0

## Homework Statement

You want to make a solenoid that is 38 cm long with 4300 turns. How much current should you run through the solenoid to produce a magnetic field of .75 T?

## Homework Equations

B = uoNI

## The Attempt at a Solution

I converted 38 cm to m (not sure where to use this number). i used the above equation but got it wrong. I have looked all in my textbook and cant find any other equation to use. help!