A wire abc is carrying current i. It is bent as shown in fig and is placed in a uniform magnetic field of magnetic induction B. Length ab = l and ∠ ∠ abc = 45 o . The ratio of force on ab and on bc is
A
B
C
1
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Force on portion ab of wire F 1 = Bil sin 90 0 = Bil
Force on portion bc of wire F 2
= 
.
So 
.
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