Essay Writing
Sep 2, 2018 · 1 min read

A long, straight solenoid with a cross-sectional area of 8.00 cm 2 is wound with 90 turns of wire per centimeter, and the windings carry a current of 0.350 A. A second winding of 12 turns encircles the solenoid at its center. The current in the solenoid is turned off such that the magnetic field… Read more https://is.gd/ZprdRL