DGVCL Exam Paper (12-06-2016) Isolator in substation is open under _____ condition. Short circuit None of these Full load No load Short circuit None of these Full load No load ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Isolators do not have capacity to make or breake circuit when current flowing in circuit
DGVCL Exam Paper (12-06-2016) A 100-watt light bulb turned on for 8 hours uses : 8 kWh 800 Wh 0.8 kWh None of these 8 kWh 800 Wh 0.8 kWh None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In Solution 0.8 kWh and 800 Wh both options are given as answer as both are correct
DGVCL Exam Paper (12-06-2016) A 17 inch personal computer uses approximately 150 watts in an hour. If you have same computer on for only 4 minutes (for checking e-mail) what would be the power consumption? 0.1 kW None of these 0.04 kW 0.01 kW 0.1 kW None of these 0.04 kW 0.01 kW ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Which of the following does not change in a transformer? All of these Frequency Current Voltage All of these Frequency Current Voltage 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) The number of cycles in which a high speed circuit breaker can complete its operation is 3 to 8 10 to 18 20 to 30 40 to 50 3 to 8 10 to 18 20 to 30 40 to 50 ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Reactance relay is used for protection against: Earth fault None of these Phase fault Over voltage fault Earth fault None of these Phase fault Over voltage fault ANSWER DOWNLOAD EXAMIANS APP
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