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A Long Straight Wire Carrying a 3

Question 42

Multiple Choice

A long straight wire carrying a 3.0 A current enters a room through a window 1.5 m high and 1.0 m wide.The path integral around the window frame has the value:


A) 0.20 T.m
B) 2.5 *10-7 T.m
C) 3.0 *10-7 T.m
D) 3.8 *10-6 T.m
E) none of these

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