DGVCL Exam Paper (12-06-2016) The following formula is correct: Diversity factor = 1 - Coincidence Factor 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 ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) For cost & safety, the outdoor substations are installed for voltages above: 110 kV 11 kV 33 kV 60 kV 110 kV 11 kV 33 kV 60 kV ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The friction losses in Real Transformers are : 0 0.5 0.05 0.25 0 0.5 0.05 0.25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP As there is no rotating part in transformer, there is no friction and windage loss
DGVCL Exam Paper (12-06-2016) For 11 kV line the inductance per km per phase will be of the order of: 1 H 0.1 H 1 mH 0.1 mH 1 H 0.1 H 1 mH 0.1 mH ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The process of a computer receiving information from a server via Internet is known as: Uploading Downloading Retrieving All of these Uploading Downloading Retrieving All of these 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.
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