DGVCL Exam Paper (12-06-2016) The main advantage of AC over DC is: All of these Conversion flexibility from one voltage level to other AC is easy to maintain & can be easily distributed at long distances AC can be easily converted into DC by using a rectifier All of these Conversion flexibility from one voltage level to other AC is easy to maintain & can be easily distributed at long distances AC can be easily converted into DC by using a rectifier ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Increasing the number of turns of wire on the secondary of a transformer will Increase the primary current Increase the secondary current Have no effect on the secondary current Decrease the secondary current Increase the primary current Increase the secondary current Have no effect on the secondary current Decrease the secondary current ANSWER EXPLANATION DOWNLOAD EXAMIANS APP transformer ratio K : N₂/N₁=V₂/V₁=I₁/I₂
DGVCL Exam Paper (12-06-2016) Earthing switch is used for? Measuring of safety voltage All of these Protection of equipment from ground faults Discharging residual energies Measuring of safety voltage All of these Protection of equipment from ground faults Discharging residual energies ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) About how many times longer would a 10 watt light bulb be able to burn compared to a 100 watt bulb with the same energy? None of these 10 times longer 100 times longer Same time None of these 10 times longer 100 times longer Same time ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Reactance relay is used for protection against: Over voltage fault None of these Phase fault Earth fault Over voltage fault None of these Phase fault Earth fault ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) If 3000 kW power is to be transmitted over a distance of 30 km, the desirable transmission voltage will be 132 kV 66 kV 11 kV 33 kV 132 kV 66 kV 11 kV 33 kV ANSWER DOWNLOAD EXAMIANS APP
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