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May 23, 2015

Homework Help: Physics

Posted by Jenna on Monday, April 22, 2013 at 9:13am.

A coil with 347 turns of wire, a total resistance
of 49 Ω, and a cross-sectional area of 0.28 m2
is positioned with its plane perpendicular to
the field of a powerful electromagnet.
What average current is induced in the coil
during the 0.31 s that the magnetic field drops
from 2.4 T to 0.0 T?
Answer in units of A

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