Question

Balance condition can be obtained by _________

a.

varying the standard resistance R₃

b.

varying the resistance arms R₁ and R₂

c.

keeping the unknown resistance R₄ constant

d.

by making use of a null detector

Posted under Electrical Measurement and Instrumentation

Answer: (b).varying the resistance arms R₁ and R₂

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Q. Balance condition can be obtained by _________
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