1.

A cell of internal resistance \[1.5\,\Omega \] and of e.m.f. 1.5 volt balances 500 cm on a potentiometer wire. If a wire of \[15\,\Omega \] is connected between the balance point and the cell, then the balance point will shift                                                                           [MP PMT 1985]

A.                    To zero                           
B.            By 500 cm
C.                    By 750 cm
D.                    None of the above
Answer» E.


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