DGVCL Exam Paper (12-06-2016) The problematic pollutants in emission of coal based generating plants _____ NOx CO SO₂ All of these NOx CO SO₂ All of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The transformer works on the principle of: Mutual induction Mutual capacitance All of these None of these Mutual induction Mutual capacitance All of these None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Transformer is static device.two or more stationary electrical circuit mutually linked by magnetic circuit.assumptions of ideal transformer:1. there are no losses.2. whole magnetic flux constant no leakage.3. permeability of core is infinite.
DGVCL Exam Paper (12-06-2016) Wave trap is used to trap waves of: All of these None of these Power frequencies Higher frequencies entering generator or transformer units All of these None of these Power frequencies Higher frequencies entering generator or transformer units ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The rating of transformer may be expressed in _____ Horse power kVA kW kVAR Horse power kVA kW kVAR ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Equipment : RatingTransformer : kVAAlternator : kVAMotor : kW/HPBattery : ampere-hour
DGVCL Exam Paper (12-06-2016) Transformer core is laminated to _____ Reduce copper losses Reduce all above losses Reduce hysteresis loss Reduce eddy current losses Reduce copper losses Reduce all above losses Reduce hysteresis loss Reduce eddy current 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 registered office of MGVCL is in _____ Godhra Valsad Vadodara Ahmedabad Godhra Valsad Vadodara Ahmedabad ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Company : Registered OffficePGVCL : RajkotMGVCL : VadodaraDGVCL : SuratUGVCL : MehsanaGETCO : VadodaraGUVNL : Vadodara
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