DGVCL Exam Paper (12-06-2016) In India _____ supply is 415 V supply through 4-wires. None of these Single - phase Two-phase Three - phase None of these Single - phase Two-phase Three - phase ANSWER DOWNLOAD EXAMIANS APP
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 No effect Eddy Current and Hysteresis losses will be excessive Transformer may start to smoke and burn Current will be too much high No effect Eddy Current and Hysteresis losses will be excessive 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 following is a Transmission Company: GETCO DGVCL MGVCL GERC GETCO DGVCL MGVCL GERC ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The problematic pollutants in emission of coal based generating plants _____ All of these NOx CO SO₂ All of these NOx CO SO₂ ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) A circuit breaker is designed to protect an electrical circuit from damage caused by : Over load Over current Short circuit All of these Over load Over current Short circuit All of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The following is/are the characteristics of SF₆ circuit breakers: All of these Short break time of 2 to 2.5 cycles None of these It does not need an auxiliary breaking chamber All of these Short break time of 2 to 2.5 cycles None of these It does not need an auxiliary breaking chamber ANSWER DOWNLOAD EXAMIANS APP
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