DGVCL Exam Paper (12-06-2016) A 100-watt light bulb turned on for 8 hours uses : 0.8 kWh 8 kWh None of these 800 Wh 0.8 kWh 8 kWh None of these 800 Wh 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) Increasing the number of turns of wire on the secondary of a transformer will Increase the secondary current Have no effect on the secondary current Increase the primary current Decrease the secondary current Increase the secondary current Have no effect on the secondary current Increase the primary 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) Reactance relay is used for protection against: Earth fault Over voltage fault Phase fault None of these Earth fault Over voltage fault Phase fault None of these ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) The following is correct : P = I²xR P = VxI P = V²/R All of these P = I²xR P = VxI P = V²/R All of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP True for DC Circuits.For single pahse ac P = V I CosØ
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 2 m 8 m 4 m 1 m 2 m 8 m 4 m ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (12-06-2016) SF₆ gas: Is yellow in colour Has pungent smell Is lighter than air Is nontoxic Is yellow in colour Has pungent smell Is lighter than air Is nontoxic ANSWER DOWNLOAD EXAMIANS APP
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