DGVCL Exam Paper (12-06-2016) What will happen if the primary of a transformer is connected to DC supply? Transformer will operate with low efficiency No effect Transformer may start to smoke and burn Transformer will operate with high efficiency Transformer will operate with low efficiency No effect Transformer may start to smoke and burn Transformer will operate with high efficiency ANSWER EXPLANATION DOWNLOAD EXAMIANS APP transformer works on principle of faraday's law of electromagnetic induction. So if D.C supply use, no indction are produced and due to this E.M.F not induced in winding and transfer of electrical energy is not possible.
DGVCL Exam Paper (12-06-2016) For 11 kV line the inductance per km per phase will be of the order of: 0.1 mH 1 H 1 mH 0.1 H 0.1 mH 1 H 1 mH 0.1 H ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) SF₆ gas: Has pungent smell Is yellow in colour Is lighter than air Is nontoxic Has pungent smell Is yellow in colour Is lighter than air Is nontoxic ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The time of closing the cycle, in modern circuit breakers is 0.001 sec. 0.01 sec. 0.003 sec. 0.1 sec. 0.001 sec. 0.01 sec. 0.003 sec. 0.1 sec. ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) GUVNL is: None of these Gujarat Urja Vyapar Nigam Limited Gujarat Urja Vikas Nikash Limited Gujarat Urja Vikas Nigam Limited None of these Gujarat Urja Vyapar Nigam Limited Gujarat Urja Vikas Nikash Limited Gujarat Urja Vikas Nigam Limited ANSWER EXPLANATION DOWNLOAD EXAMIANS APP PGVCL: Paschim Gujarat Vij Company LimitedMGVCL: Madhya Gujarat Vij Company LimitedUGVCL: Uttar Gujarat Vij Company LimitedDGVCL: Dakshin Gujarat Vij Company LimitedGETCO: Gujarat Energy Transmission CorportationGSECL: Gujarat State Elecricity Corporation Limited
DGVCL Exam Paper (12-06-2016) The Electricity Act is an Act of _____of India enacted to transform the power sector in India. All of these None of these A State resolution The Parliament All of these None of these A State resolution The Parliament ANSWER DOWNLOAD EXAMIANS APP
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