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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Q. Why is the scale of a megger calibrated in megaohms?

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Q. Megger can be used for verifying the electrical insulation level of ____________

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Q. Continuity between any two points can be measured using _________

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Q. Electrical continuity between any two points exists if _________

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Q. Megger is also known as _________

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Q. The application of a megger is _________

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Q. What is the significance of a megger with respect to high resistance?

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Q. How is the megger calibrated?

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Q. What is earthing?

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Q. What is an earth electrode?

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Q. Earth electrode provides ____________

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Q. How is the condition of an earth electrode measured?

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Q. In a three phase system, the neutral is _________

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Q. Earthing is used as return conductor in telephone lines and for traction work.

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