Ten identical cells each of emf 
and internal resistance 
are connected in series with two cells wrongly connected. A resistor of 
is connected to the combination. What is the current through the resistor?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Number of cells; 
Number of wrongly connected cells, 
EMF of each cell, 
Internal resistance of each cell, 
Resistance connected to the combination,
Now, current through the resistor 
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