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

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

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DGVCL Exam Paper (11-12-2011)
The motor used in celling fans is

Capacitor start motor
Universal motor
Capacitor start capacitor run motor
Split phase motor

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DGVCL Exam Paper (11-12-2011)
Hysteresis in an instrument means

The change in the same reading when the input is first increased and then decreased
The reliability of the instrument
The inaccuracy due to change in temperature
The repeatability of the instrument

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