Question
Wed January 16, 2013 By: Upasana
A solenoid has a core of a material with relative permeability 400. The  

Given below:

Expert Reply
Wed January 16, 2013
n = 1000 turns/m ;
i=2A;
?r = 400
(a) H=n *i=2* 103A/m
(b) B = ?*H =?r ?0 *H = 1 T
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