DGVCL Exam Paper (12-06-2016) Increasing the number of turns of wire on the secondary of a transformer will Increase the secondary current Increase the primary current Decrease the secondary current Have no effect on the secondary current Increase the secondary current Increase the primary current Decrease the secondary current Have no effect on the secondary current ANSWER EXPLANATION DOWNLOAD EXAMIANS APP transformer ratio K : N₂/N₁=V₂/V₁=I₁/I₂
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 11 kV 33 kV 66 kV 132 kV 11 kV 33 kV 66 kV 132 kV ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Reactance relay is used for protection against: Over voltage fault Earth fault Phase fault None of these Over voltage fault Earth fault Phase fault None of these ANSWER DOWNLOAD EXAMIANS APP
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: 1 m 8 m 2 m 4 m 1 m 8 m 2 m 4 m ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) A Transformer _____ Steps up or down AC Voltages & Current Changes DC to AC Changes AC to DC Steps up or down DC Voltages & Current Steps up or down AC Voltages & Current Changes DC to AC Changes AC to DC Steps up or down DC Voltages & Current ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) Taskbar is used for Navigation program All of above Switching between program Start a program Navigation program All of above Switching between program Start a program ANSWER DOWNLOAD EXAMIANS APP
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