- #1
JonJon
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Homework Statement
Solenoid is 1.8m long and 75 cm in diam. one layer tightly wound with wire that has diam 2mm. what current needs to run thru to get 1.5T
Homework Equations
N=2piR/(L) where R is radius of solenoid and L is wire lenght
The Attempt at a Solution
Once I find how many rolls I can solve the problem. I need help finding this