Asked by  | 3rd Sep, 2008, 04:43: PM

Expert Answer:

X/Y = AD/ AC ( use this formula which is actually  wheatstone bridge principle).

When 'Y' is shunted, calculate the value for equivalent resistance in parallel across Y and  12 ohm and replace for 'Y' in the given equation.

After solving the two equations, you will get the answer.

Answered by  | 6th Sep, 2008, 06:50: PM

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