1.

Two identical magnetic dipoles of magnetic moments 1.0 A-m2 each, placed at a separation of 2m with their axis perpendicular to each other. The resultant magnetic field at a point midway between the dipoles is        [Roorkee 1995]

A.            \[5\times {{10}^{-7}}T\]  
B.            \[\sqrt{5}\times {{10}^{-7}}T\]
C.            \[{{10}^{-7}}T\]                   
D.            None of these
Answer» C.            \[{{10}^{-7}}T\]                   


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