DGVCL Exam Paper (12-06-2016) The number of cycles in which a high speed circuit breaker can complete its operation is 3 to 8 20 to 30 40 to 50 10 to 18 3 to 8 20 to 30 40 to 50 10 to 18 ANSWER DOWNLOAD EXAMIANS APP
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? 30 Volts 480 Volts 60 Volts 120 Volts 30 Volts 480 Volts 60 Volts 120 Volts ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For transformer, V2/V1 = N2/N1V2/120 = 50/200V2 = 30 V
DGVCL Exam Paper (12-06-2016) A circuit breaker is designed to protect an electrical circuit from damage caused by : Short circuit All of these Over load Over current Short circuit All of these Over load Over current ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The load of a consumer is generally measured in terms of : kW Amperes Ampere hour Volts kW Amperes Ampere hour Volts ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Transformer core is laminated to _____ Reduce copper losses Reduce hysteresis loss Reduce eddy current losses Reduce all above losses Reduce copper losses Reduce hysteresis loss Reduce eddy current losses Reduce all above 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 Electricity Act is an Act of _____of India enacted to transform the power sector in India. A State resolution None of these The Parliament All of these A State resolution None of these The Parliament All of these ANSWER DOWNLOAD EXAMIANS APP
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