Q. 364.3( 7 Votes )

Find the potential difference Va – Vb in the circuits shown in figure.



Answer :

There are two current loops,


KVL in loop 1 gives



—————(1)


And in loop 2,



—————(2)


Solving (1) and (2)




Now,



B On rotating the figure we find that this circuit is similar to A


hence,


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