DGVCL Exam Paper (12-06-2016) A circuit breaker is designed to protect an electrical circuit from damage caused by : Short circuit Over load Over current All of these Short circuit Over load Over current All of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The acting contacts for a circuit breakers are made of : Stainless Steel Porcelain Hard-pressed carbon Copper Tungsten alloy Stainless Steel Porcelain Hard-pressed carbon Copper Tungsten alloy ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Which of the following is not a part of transformer installation? Conservator Breather Exciter Buchholz Relay Conservator Breather Exciter Buchholz Relay ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Exciter is used in alternator for field supply.
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) Gujarat State Electricity Corp. Ltd. (GSECL) is a _____ Power Generation Company Distribution Company Regulatory Commission Transmission Company Power Generation Company Distribution Company Regulatory Commission Transmission Company ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Distribuition Companies: PGVCL, MGVCL, UGVCL, DGVCLTransmission: GETCOGeneration: GSECL
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? 120 Volts 60 Volts 480 Volts 30 Volts 120 Volts 60 Volts 480 Volts 30 Volts ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For transformer, V2/V1 = N2/N1V2/120 = 50/200V2 = 30 V
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