An arrangement of three parallel straight wires placed perpendicular to plane of paper carrying same current ‘ 
along the same direction as shown in figure. Magnitude of force per unit length on the middle wire‘ 
’ is given by
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Force between wires 
and 
force between wires 
and 
As, 
net force on wire 
or 
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