February 25, 2017

Homework Help: Physics

Posted by sophie on Saturday, April 11, 2009 at 2:36pm.

The polarity of an electromagnetic can be determined using the second right-hand rule.
A. True
B. False
Is it false?

Current passing through a conductor is increased from 10 A to 15 A. This decreases the strength of the magnetic field produced by the conductor.
A. True
B. False
is it true?

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