DGVCL Exam Paper (12-06-2016) What would happen if a power transformer designed for operation on 50 Hz (frequency) were connected to a 500 Hz (frequency) source of the same voltage: Transformer may start to smoke and burn Current will be too much high Eddy Current and Hysteresis losses will be excessive No effect Transformer may start to smoke and burn Current will be too much high Eddy Current and Hysteresis losses will be excessive No effect ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Core loss of transformer = Hysteresis loss + eddy current lossHysteresis loss prpotional to feddy current loss prpotional to f².
DGVCL Exam Paper (12-06-2016) The energy radiated by Sun on a bright Sunny day is approximately: 1 kW/m² 2 kW/m² 800 W/m² 700 W/m² 1 kW/m² 2 kW/m² 800 W/m² 700 W/m² ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The Central Electricity Regulatory Commission (CERC) is mainly responsible for: Efficiency and economy in the electricity industry Advising the government on tariff policy and promoting competition All of these Regulating tariffs for generation and inter-state transmission of energy including tariffs Efficiency and economy in the electricity industry Advising the government on tariff policy and promoting competition 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) Earthing switch is used for? Measuring of safety voltage All of these Protection of equipment from ground faults Discharging residual energies Measuring of safety voltage All of these Protection of equipment from ground faults Discharging residual energies ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Which of the following is the product of data processing: System Software programme Data Information System Software programme Data Information ANSWER DOWNLOAD EXAMIANS APP