For a cell, the graph between the potential difference (V) across the terminals of the cell and the current (I) drawn from the cell is shown in the figure. The e.m.f. and the internal resistance of the cell are
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
When 
, the potential reading is 2 V .
Hence emf is 
When 
This gives 
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