Among the following cells Lecianche cell (1), Nickel cadmium cell (II). Lead storage battery (III), Mercury cell (IV), primary cells are
Among the following cells Lecianche cell (1), Nickel cadmium cell (II). Lead storage battery (III), Mercury cell (IV), primary cells are
A. I and II
B. I and IV
C. II and III
D. I and IV
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