In the circuit shown, a meter bridge is in the its balanced state. The meter bridge wire has a resistance 
. The value of unknown resistance X and the current drawn from the battery of negligible resistance is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Resistance of the part AC
and 
In balanced condition, 
Equivalent resistance, 
Current drawn from battery, 
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