DGVCL Exam Paper (12-06-2016) The permissible voltage variation in transmission and distribution system is: ± 25% ± 1% ±10% ± 0.1% ± 25% ± 1% ±10% ± 0.1% ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This answer is as per official key of respective exam.
DGVCL Exam Paper (12-06-2016) Core type transformers are popular in _____ None of these All of these High voltage applications Low voltage applications None of these All of these High voltage applications Low voltage applications ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Which of the following does not change in a transformer? All of these Frequency Current Voltage All of these Frequency Current Voltage ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In transformer voltage and current can be raised or lowered.Frequency remains samePower and Flux remains almost constant.
DGVCL Exam Paper (12-06-2016) The kVA rating of Three-phase transformer with Voltage = 200 V and Current = 100 A will be : 75 kVA 20 kVA None of these 34.64 kVA 75 kVA 20 kVA None of these 34.64 kVA ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For three phase,VA = √3 V IFor single phase, kVA = V I
DGVCL Exam Paper (12-06-2016) Reactance relay is used for protection against: Over voltage fault Earth fault Phase fault None of these Over voltage fault Earth fault Phase fault None of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The Central Electricity Regulatory Commission (CERC) is mainly responsible for: All of these Advising the government on tariff policy and promoting competition Efficiency and economy in the electricity industry Regulating tariffs for generation and inter-state transmission of energy including tariffs All of these Advising the government on tariff policy and promoting competition Efficiency and economy in the electricity industry Regulating tariffs for generation and inter-state transmission of energy including tariffs ANSWER DOWNLOAD EXAMIANS APP
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