1.

Two resistors, A and B are connected in parallel combination in an electric circuit as to have an equivalent resistance of 3 Ω. On connecting the resistors A and B in series combination the equivalent resistant is found to be 12 Ω. Then the resistance R1 and R2 of the two resistors A and B respectively could be

A. 8Ω ; 4Ω
B. 10Ω ; 2Ω
C. 9Ω ; 3Ω
D. 6Ω ; 6Ω
Answer» E.


Discussion

No Comment Found