Q. How is the contact resistance related to the circuit while measuring a low resistance?

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Q. Kelvin’s bridge consists of _________

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Q. The range of resistance measured in a Kelvin bridge is _________

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Q. Accuracy of Kelvin bridge is of the order of _________

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Q. What is the balance equation of Kelvin bridge?

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Q. What is the effect of load and contact resistance in Kelvin bridge?

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Q. The relation between ratio of resistance arms and ratio of resistance arms of second bridge is _________

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Q. Why Kelvin bridge is used for measurement of low resistance?

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Q. What is the condition to achieve a high sensitivity in a Kelvin bridge?

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Q. Kelvin bridge can be calibrated to read _________

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Q. Why can’t a Kelvin bridge be used for the measurement of low Quality factor value?

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Q. High resistances are of the order of __________

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Q. Megger is a ________

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Q. Megger is also used for ________

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Q. Megger works on the principle of ________

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Q. The role of the permanent magnet in a megger is to ________

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Q. A guard ring is provided in a megger to ________

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Q. The supply to the megger is given by ________

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Q. The moving element of the ohmmeter in a megger consists of ________

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Q. The role of the compensating coil in a megger is ________

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