1.

If the resistance in the 3 successive earn of a balanced whitestone bridge are 1,2 and 36 ohm respectively.what will be the 4th arm?

Answer»

Answer: 72 ohms

Explanation:

Let the RESISTANCE of the 4th arm be X

Ratio: 1/2 = 36/X

X = 36 × 2 = 72 ohms



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