DGVCL Exam Paper (12-06-2016) The voltage of transmission can be regulated by Switching in shunt capacitors at the receiving end during heavy loads Use of capacitors to neutralize the effect of series reactance Any of the above methods Use of tap changing transformers Switching in shunt capacitors at the receiving end during heavy loads Use of capacitors to neutralize the effect of series reactance Any of the above methods Use of tap changing transformers ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The Central Electricity Regulatory Commission (CERC) is mainly responsible for: Advising the government on tariff policy and promoting competition Efficiency and economy in the electricity industry All of these Regulating tariffs for generation and inter-state transmission of energy including tariffs Advising the government on tariff policy and promoting competition Efficiency and economy in the electricity industry All of these Regulating tariffs for generation and inter-state transmission of energy including tariffs ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The rating of transformer may be expressed in _____ kVAR kW kVA Horse power kVAR kW kVA Horse power ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Equipment : RatingTransformer : kVAAlternator : kVAMotor : kW/HPBattery : ampere-hour
DGVCL Exam Paper (12-06-2016) Which of the following does not change in a transformer? Voltage All of these Frequency Current Voltage All of these Frequency Current ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In transformer voltage and current can be raised or lowered.Frequency remains samePower and Flux remains almost constant.
DGVCL Exam Paper (12-06-2016) Transformer core is laminated to _____ Reduce eddy current losses Reduce copper losses Reduce hysteresis loss Reduce all above losses Reduce eddy current losses Reduce copper losses Reduce hysteresis loss 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) If 3000 kW power is to be transmitted over a distance of 30 km, the desirable transmission voltage will be 66 kV 11 kV 132 kV 33 kV 66 kV 11 kV 132 kV 33 kV ANSWER DOWNLOAD EXAMIANS APP
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