A meter bridge with resistance 
and 
connected in the two gaps is balanced at 
from the zero end. If the smaller resistance is connected in series with a 
resistor the balance point is shifted to 
from the other end. The value of the smaller resistance is :-
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Given 
This shown 
, therefore
from equation (1)
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