A wire carrying current I is bent in the shape ABCDEFA as shown, where rectangle ABCDA and ADEFA are perpendicular to each other. If the sides of the rectangles are of lengths a and b , then the magni

Question

A wire carrying current I is bent in the shape ABCDEFA as shown, where rectangle ABCDA and ADEFA are perpendicular to each other. If the sides of the rectangles are of lengths a and b , then the magnitude and direction of magnetic moment of the loop ABCDEFA is :

TestHub · Accepted Answer

Loop ABCD M → 1 = ( abI ) ( k ^ ) For Loop DEFA M → 2 = ( abI ) ( j ^ ) M → = M → 1 + M → 2 ; M → = ( a b I ) ( j ^ + k ^ ) 2 a b I along j ^ 2 + k ^ 2 .

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