DGVCL Exam Paper (12-06-2016) Efficiency of a power transformer is of the order of : 0.5 0.98 1 0.25 0.5 0.98 1 0.25 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 None of these Low voltage and high current High voltage and low current How voltage and high current None of these Low voltage and high current High voltage and low current 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) Admittance relay is _____ relay. Impedance None of these Non-directional Directional Impedance None of these Non-directional Directional ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) For 11 kV line the capacitance per km per phase will be of the order of: 0.01 microF 1 Farad 0.01 Farad 0.1 Farad 0.01 microF 1 Farad 0.01 Farad 0.1 Farad ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Which of the following 3-phase connection of a transformer causes interference with the neighbouring communication lines: Star-Star Star-Delta Delta-Star Delta-Delta Star-Star Star-Delta Delta-Star Delta-Delta ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) A 100-watt light bulb turned on for 8 hours uses : None of these 0.8 kWh 8 kWh 800 Wh None of these 0.8 kWh 8 kWh 800 Wh ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In Solution 0.8 kWh and 800 Wh both options are given as answer as both are correct
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