A Wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of: - a) Resistance of the connecting lead b) Thermoelectric EMFs c) Contact resistance d) all the above
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 A Wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of: - a) Resistance of the connecting lead b) Thermoelectric EMFs c) Contact resistance d) all the above

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