Physics
posted by Tonya .
Suppose you wish to make a solenoid whose selfinductance is 1.6 mH. The inductor is to have a crosssectional area of 1.3 x 103 m2 and a length of 0.065 m. How many turns of wire are needed?

Isn't this a formula?
posted by Tonya .
Suppose you wish to make a solenoid whose selfinductance is 1.6 mH. The inductor is to have a crosssectional area of 1.3 x 103 m2 and a length of 0.065 m. How many turns of wire are needed?
Isn't this a formula?