A wire of length L, mass m and carrying a current I is suspended from point O as shown, An another infinitely long wire carrying the same current I is at a distance L below the lower end of the wire. Given i=2A, L=1m and m=0.1kg (In 2=0.693)
At what distance r from the suspended wire, the new wire (having the same current) should be placed to keep it stationary.
A. `2.9`m
B. `1.9`m
C. `1.3`m
D. `2.4`m
