DGVCL Exam Paper (12-06-2016) Which unit holds data permanently? Input unit Primary Memory Unit Secondary storage unit Output Unit Input unit Primary Memory Unit Secondary storage unit Output Unit ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) A Transformer _____ Changes AC to DC Steps up or down AC Voltages & Current Changes DC to AC Steps up or down DC Voltages & Current Changes AC to DC Steps up or down AC Voltages & Current Changes DC to AC Steps up or down DC Voltages & Current ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) If the displayed system time and date is wrong, you can reset it using : Desk top Task bar Menu bar Control panel Desk top Task bar Menu bar Control panel 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: 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 Transformer may start to smoke and burn Current will be too much high 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) Reactance relay is used for protection against: Earth fault Phase fault None of these Over voltage fault Earth fault Phase fault None of these Over voltage fault ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Admittance relay is _____ relay. Non-directional Impedance None of these Directional Non-directional Impedance None of these Directional ANSWER DOWNLOAD EXAMIANS APP
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