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April 19, 2014

Homework Help: Physics - Electromagnetism

Posted by Robert on Thursday, August 16, 2012 at 8:06pm.

An inductor in the form of a solenoid contains 440 turns and is 15.8 cm in length. A uniform rate of decrease of current through the inductor of 0.421 A/s induces an emf of 175 ÁV. What is the radius of the solenoid?

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