DGVCL Exam Paper (12-06-2016) In fuel cell the _____ energy is converted into electrical energy. Mechanical Chemical Heat Sound Mechanical Chemical Heat Sound ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Transformer core is laminated to _____ Reduce eddy current losses Reduce copper losses Reduce hysteresis loss Reduce all above losses Reduce eddy current losses Reduce copper losses Reduce hysteresis loss Reduce all above losses ANSWER EXPLANATION DOWNLOAD EXAMIANS APP To reduce eddy current loss laminations is done.To reduce hysteresis loss good magnetic material (whose specific hysterisis loss is low) is used.
DGVCL Exam Paper (12-06-2016) The rating of fuse wire is always expressed in _____ Amperes kWh Ampere-hours Ampere-volts Amperes kWh Ampere-hours Ampere-volts ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Equipment :Rating Fuse : AmpereTransformer : kVAAlternator : kVAMotor : kW/HPBattery : ampere-hour
DGVCL Exam Paper (12-06-2016) The relay operating speed depends upon Armature core air gap The rate of flux built up The spring tension All of these Armature core air gap The rate of flux built up The spring tension All of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Isolator in substation is open under _____ condition. None of these Full load Short circuit No load None of these Full load Short circuit No 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) For a 66 kV line having span of 200 meters between towers the approximate sag will be 2 m. If the span is double the sag will be: 1 m 8 m 2 m 4 m 1 m 8 m 2 m 4 m ANSWER DOWNLOAD EXAMIANS APP
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