DGVCL Exam Paper (12-06-2016) Isolator in substation is open under _____ condition. Short circuit No load None of these Full load Short circuit No load None of these Full load ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Isolators do not have capacity to make or breake circuit when current flowing in circuit
DGVCL Exam Paper (12-06-2016) A 100-watt light bulb turned on for 8 hours uses : 800 Wh 8 kWh None of these 0.8 kWh 800 Wh 8 kWh None of these 0.8 kWh ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In Solution 0.8 kWh and 800 Wh both options are given as answer as both are correct
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 Eddy Current and Hysteresis losses will be excessive No effect Current will be too much high Transformer may start to smoke and burn Eddy Current and Hysteresis losses will be excessive No effect Current will be too much high 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) Where is RAM located? Mother Board Expansion Board All of above External Drive Mother Board Expansion Board All of above External Drive ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Which unit holds data permanently? Primary Memory Unit Input unit Output Unit Secondary storage unit Primary Memory Unit Input unit Output Unit Secondary storage unit ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Admittance relay is _____ relay. Impedance Non-directional None of these Directional Impedance Non-directional None of these Directional ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS