What are the advantages of the null-point method in a Wheatstone bridge? What additional measurements would be required to calculate R

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What are the advantages of the null-point method in a Wheatstone bridge? What additional measurements would be required to calculate $R_{unknown}$ by any other method?

Answers (1)

As no electricity will pass through the galvanometer of the Wheatstone bridge at the null point. It can be used to calculate the resistance of an unknown resistor.

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What are the advantages of the null-point method in a Wheatstone bridge? What additional measurements would be required to calculate by any other method?

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What are the advantages of the null-point method in a Wheatstone bridge? What additional measurements would be required to calculate $R_{unknown}$ by any other method?