DGVCL Exam Paper (12-06-2016) The kVA rating of Three-phase transformer with Voltage = 200 V and Current = 100 A will be : None of these 75 kVA 20 kVA 34.64 kVA None of these 75 kVA 20 kVA 34.64 kVA ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For three phase,VA = √3 V IFor single phase, kVA = V I
DGVCL Exam Paper (12-06-2016) For a 66 kV line having span of 200 meters between towers the approximate sag will be 2 m. If the span is double the sag will be: 1 m 2 m 8 m 4 m 1 m 2 m 8 m 4 m ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) A Transformer _____ 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 Steps up or down AC Voltages & Current Steps up or down DC Voltages & Current Changes DC to AC ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) As per Electricity Act, _____ means a person who has been granted a license to undertake trading in electricity under section 12. Electricity trader All of these Electricity supplier None of these Electricity trader All of these Electricity supplier None of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The number of cycles in which a high speed circuit breaker can complete its operation is 20 to 30 40 to 50 10 to 18 3 to 8 20 to 30 40 to 50 10 to 18 3 to 8 ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Efficiency of a power transformer is of the order of : 0.25 1 0.5 0.98 0.25 1 0.5 0.98 ANSWER DOWNLOAD EXAMIANS APP
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