B)18/11 V.
By that method you had taught,nodal analysis.Let potential at centre be V.send i1,i2 and i3 in the three branches.write individual KVL for the three branches and solve them using i1+i2+i3=0.
- Akash Anand Good Work :)Upvote·0· Reply ·2013-02-23 00:49:05