Question

numericals related to wheat stone bridge
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Answer 1

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The current through the galvanometer is IG and its resistance is G. ... If three of the resistances are known, the value of unknown resistance (fourth one) can be determined. EXAMPLE 2.23. In a Wheatstone's bridge P = 100 Ω, Q = 1000 Ω and R = 40 Ω.

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