DGVCL Exam Paper (12-06-2016) Core type transformers are popular in _____ Low voltage applications High voltage applications None of these All of these Low voltage applications High voltage applications None of these All of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The main objectives in framing tariff are: The tariff must be equitable amongst different consumers The consumers must readily understand the tariffs Tariffs can be modified from time to time All of these The tariff must be equitable amongst different consumers The consumers must readily understand the tariffs Tariffs can be modified from time to time All of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Which of the following does not change in a transformer? Frequency Current Voltage All of these Frequency Current Voltage All of these 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) A certain transformer has 200 turns in the primary winding, 50 turns in the secondary winding and 120 volts applied to the primary. What is the voltage across the secondary? 60 Volts 120 Volts 30 Volts 480 Volts 60 Volts 120 Volts 30 Volts 480 Volts ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For transformer, V2/V1 = N2/N1V2/120 = 50/200V2 = 30 V
DGVCL Exam Paper (12-06-2016) A _____ is used to measure the stator % winding temperature of the generator. Thermometer Resistance thermometer Thermocouple Pyrometer Thermometer Resistance thermometer Thermocouple Pyrometer ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Admittance relay is _____ relay. Impedance None of these Non-directional Directional Impedance None of these Non-directional Directional ANSWER DOWNLOAD EXAMIANS APP
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