DGVCL Exam Paper (11-12-2011)
The main advantage of using fractional pitch winding is to refuce

Size of the machine
Cost of the machine
Harmonics in the generated emf
Amount of copper in the winding

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DGVCL Exam Paper (11-12-2011)
A Mho relay is a

Directional restrained over current relay
Voltage controlled over current relay
Directional restrained over voltage relay
Voltage restrained directional relay

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