Chapter: Electrical Engineering and Instrumentation - Analog and Digital Instruments

Wheat stone bridge and Kelvin’s double bridge

It is suitable for moderate resistance values: 1 ohm to 10 M ohm. Balanced condition, no potential difference across the galvanometer (there is no current through the galvanometer).

Wheat stone bridge

It is suitable for moderate resistance values: 1 ohm to 10 M ohm. Balanced condition, no potential difference across the galvanometer (there is no current through the galvanometer).








Kelvin’s double bridge

It is suitable for moderate resistance values: 1 ohm to 0.00001 ohm.



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Electrical Engineering and Instrumentation - Analog and Digital Instruments : Wheat stone bridge and Kelvin’s double bridge |


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