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Shading coil consists of many thick turns.

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Shading coil consists of many thick turns.

(a) True

(b) False

I had been asked this question by my college professor while I was bunking the class.

My question is taken from Lag Adjustment Devices in portion Measurement of Power and Related Parameters of Electrical Measurements

1 Answer

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Right choice is (b) False

Explanation: On the central limb of a shunt magnet we can make use of a shading coil. The shading coil consists of a few fairly thick turns. The figure below shows a shading coil on the central limb of the shunt magnet.

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