DGVCL Exam Paper (12-06-2016) Transformer core is laminated to _____ Reduce copper losses Reduce hysteresis loss Reduce eddy current losses Reduce all above losses Reduce copper losses Reduce hysteresis loss Reduce eddy current losses Reduce all above losses ANSWER EXPLANATION DOWNLOAD EXAMIANS APP To reduce eddy current loss laminations is done.To reduce hysteresis loss good magnetic material (whose specific hysterisis loss is low) is used.
DGVCL Exam Paper (12-06-2016) A _____ is used to measure the stator % winding temperature of the generator. Thermocouple Resistance thermometer Thermometer Pyrometer Thermocouple Resistance thermometer Thermometer Pyrometer ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) A Transformer _____ Steps up or down AC Voltages & Current Steps up or down DC Voltages & Current Changes DC to AC Changes AC to DC Steps up or down AC Voltages & Current Steps up or down DC Voltages & Current Changes DC to AC Changes AC to DC ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The energy radiated by Sun on a bright Sunny day is approximately: 1 kW/m² 700 W/m² 2 kW/m² 800 W/m² 1 kW/m² 700 W/m² 2 kW/m² 800 W/m² ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) For cost & safety, the outdoor substations are installed for voltages above: 110 kV 60 kV 11 kV 33 kV 110 kV 60 kV 11 kV 33 kV ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The main objectives in framing tariff are: Tariffs can be modified from time to time The consumers must readily understand the tariffs The tariff must be equitable amongst different consumers All of these Tariffs can be modified from time to time The consumers must readily understand the tariffs The tariff must be equitable amongst different consumers All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS