For the measurement of low resistances, Kelvin s double bridge has hig – McqOptions

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1.	For the measurement of low resistances, Kelvin s double bridge has high accuracy because
A.	It has two set of ratio arms which eliminates effect of resistance of connecting lead
B.	It has a null indicating galvanometer
C.	It has two null indicator
D.	It has four sets of ratio arms which eliminates the effect of resistance of connecting lead
Answer» B. It has a null indicating galvanometer

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