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 120 Volts 60 Volts 30 Volts 480 Volts 120 Volts 60 Volts ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For transformer, V2/V1 = N2/N1V2/120 = 50/200V2 = 30 V
DGVCL Exam Paper (12-06-2016) As per Electricity Act, _____ means any line which is used for carrying electricity for any purpose. All of these Transmission line Electric line None of these All of these Transmission line Electric line None of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) If the displayed system time and date is wrong, you can reset it using : Menu bar Control panel Desk top Task bar Menu bar Control panel Desk top Task bar ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The number of cycles in which a high speed circuit breaker can complete its operation is 40 to 50 3 to 8 10 to 18 20 to 30 40 to 50 3 to 8 10 to 18 20 to 30 ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The permissible voltage variation in transmission and distribution system is: ± 0.1% ± 1% ± 25% ±10% ± 0.1% ± 1% ± 25% ±10% ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This answer is as per official key of respective exam.
DGVCL Exam Paper (12-06-2016) For a 66 kV line having span of 200 meters between towers the approximate sag will be 2 m. If the span is double the sag will be: 2 m 8 m 4 m 1 m 2 m 8 m 4 m 1 m ANSWER DOWNLOAD EXAMIANS APP
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