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AP EAPCET (Engineering) Wheatstone Bridge — practice questions

3 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.

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The balance condition for a Wheatstone bridge with arms $P, Q, R, S$ (galvanometer between B and D) is:Wheatstone bridge is typically used to measure resistances in the range:For a balanced Wheatstone bridge with $P = 1.36\ k\Omega$, $R = 300\ \Omega$ and $S = 4.4\ k\Omega$, the unkno