Quiz Test Electrical Machine-I (03-02-2021)

Synchronous motor can operate at

• Lagging power factor only

• Leading power factor only

• Unity power factor only

• Lagging, leading and unity power factor only.

NAME

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Registration No.

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Why pole shoes are laminated where as pole core not?

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V.R. of a Transformer is -ve only at leading p.f. load, Explain?

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How a DC shunt generator is self protecting in nature?

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Write two advantages of bank of 3, single phase transformer over a single 3-phase transformer?

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Why the cross-section are of the conductor used in NVR is small compare to OVR coil?

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