A wire AB is carrying a steady current of 12A and is lying on the table. Another wire CD carrying
5A is held directly above AB at height of 1 mm. Find the mass per unit length so that it remains
suspended at it position when left free. Give the direction of the current flowing in CD with respect
to that in AB
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A wire AB is carrying a steady current of
and is lying on the table. Another wire CD carrying current
is held vertically above AB at a height of 1mm. Find the mass per unit length of the wire CD so that it remains suspended at the position when left free. Give the direction of the current flowing in CD with respect to that in AB.
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