DGVCL Exam Paper (12-06-2016) Which of the following does not change in a transformer? All of these Current Voltage Frequency All of these Current Voltage Frequency 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) An _____ is a network of electrical components used to supply, transfer and use electric power: None of these Electric power All of these Electric power system None of these Electric power All of these Electric power system ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The overall efficiency of Thermal Power Plant is equal to _____ Regenerative Cycle Efficiency Carnot cycle efficiency None of these Renkine Cycle Efficiency Regenerative Cycle Efficiency Carnot cycle efficiency None of these Renkine Cycle Efficiency ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Product of boiler efficiency, turbine efficiency and generator efficiency.
DGVCL Exam Paper (12-06-2016) Which of the following circuit breakers has high reliability & minimum maintenance? Vacuum CB Sulphur hexafluoride CB Air blast CB Bulk oil type CB Vacuum CB Sulphur hexafluoride CB Air blast CB Bulk oil type CB ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The acting contacts for a circuit breakers are made of : Hard-pressed carbon Stainless Steel Copper Tungsten alloy Porcelain Hard-pressed carbon Stainless Steel Copper Tungsten alloy Porcelain ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The time of closing the cycle, in modern circuit breakers is 0.01 sec. 0.1 sec. 0.001 sec. 0.003 sec. 0.01 sec. 0.1 sec. 0.001 sec. 0.003 sec. ANSWER DOWNLOAD EXAMIANS APP
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