1.

By using only two resistance coils-singly, in series, or in parallel one should be able to obtain resistances of 3, 4, 12 and 16 ohms. The separate resistances of the coil are [KCET 2005]

A.         3 and 4
B.                        4 and 12
C.         12 and 16                       
D.         16 and 3
Answer» C.         12 and 16                       


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