DGVCL Exam Paper (12-06-2016) The acting contacts for a circuit breakers are made of : Porcelain Hard-pressed carbon Stainless Steel Copper Tungsten alloy Porcelain Hard-pressed carbon Stainless Steel Copper Tungsten alloy ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) As per Electricity Act, _____ means a process which simultaneously produces two or more forms of useful energy (including electricity). Cogeneration Captive Power Plant Power generation None of these Cogeneration Captive Power Plant Power generation None of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The following formula is correct: All of these Diversity factor = 1 x Coincidence Factor Diversity factor = 1 - Coincidence Factor Diversity factor = 1/Coincidence Factor All of these Diversity factor = 1 x Coincidence Factor Diversity factor = 1 - Coincidence Factor Diversity factor = 1/Coincidence Factor ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Earthing switch is used for? All of these Measuring of safety voltage Protection of equipment from ground faults Discharging residual energies All of these Measuring of safety voltage Protection of equipment from ground faults Discharging residual energies ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Step-down transformer converts high voltage and low current into: How voltage and high current High voltage and low current Low voltage and high current None of these How voltage and high current High voltage and low current Low voltage and high current None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In step up votlage,Output votlage > Input votlageOutput current < Input currentIn step down transformerOutput votlage < Input votlageOutput current > Input current.Power and frequency remains almost constant in stepup or stepdown transformer.
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 34.64 kVA 20 kVA 75 kVA None of these 34.64 kVA 20 kVA 75 kVA ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For three phase,VA = √3 V IFor single phase, kVA = V I
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