Find the equivalent resistance of the following combination of resistors:
The resistance across AB is given by,
The resistance across CD is (3+5) Ω
The resistance across EF is 
Now, the internal resistance of the cell is in series with 
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Find the equivalent resistance of the following combination of resistors:
The resistance across AB is given by,
The resistance across CD is (3+5) Ω
The resistance across EF is
Now, the internal resistance of the cell is in series with