Q. Shading coil consists of many thick turns.

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Q. Copper shading bands are _________

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Q. As copper shading bands move up ________

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Q. Shunt flux is made to lag the applied voltage using ________

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Q. At overloads, magnetic shunt ________

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Q. Energy meter reads correctly when the ___________

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Q. Small torque for energy meter is provided __________

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Q. Driving torque is small and is adjustable.

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Q. Friction torque is eliminated by _________

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Q. Frictional errors are dominant in an energy meter.

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Q. At full load, disc __________

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Q. Self braking torque is _________

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Q. Self braking action is minimised by _________

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Q. Overload compensating devices is _________

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Q. Magnitude of flux in an energy meter varies __________

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Q. Phase angles in an energy meter cannot be incorrect.

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Q. Energy meter creeps __________

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Q. Supply voltage in an energy meter is __________

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Q. How is the flux of shunt coil related to voltage?

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Q. How can temperature effect be compensated in an energy meter?

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