DGVCL Exam Paper (11-12-2011)
The form factor in AC means the ration of

Peak value to r.m.s value
Peak value to average value
R.M.S. value to peak value
R.M.S. value to average value

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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 inaccuracy due to change in temperature
The repeatability of the instrument
The reliability of the instrument

ANSWER DOWNLOAD EXAMIANS APP

DGVCL Exam Paper (11-12-2011)
Due to skin effect

Portion of the conductor near the surface carries more current and the core of the conductor carries less current
Current flows through the half cross section of the conductor
Portion of the conductor near the surface carries less current and the core of the conductor carries more current
Uniform current flows through the conductor

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP
MORE MCQ ON DGVCL Exam Paper (11-12-2011)