Power Systems Which of the following grounding is not practically preferred for protection of equipments? All of these isolated grounding resistance grounding reactance grounding All of these isolated grounding resistance grounding reactance grounding ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where the voltage is high and current to be interrupted is low, Which of following the breaker is preferable? Air blast CB. Any of these. Vacuum CB. Oil CB. Air blast CB. Any of these. Vacuum CB. Oil CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems An ACSR conductor has internal inductance 0.05 mH/Km for µr = 1. If this ACSR is replaced with another having µr = 2, then find the internal inductance? 0.025 mH/Km 0.1 mH/Km 0.05 mH/Km 0 mH/Km 0.025 mH/Km 0.1 mH/Km 0.05 mH/Km 0 mH/Km ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across bottom most unit is 10 kV and its efficiency is 90%. Find the total operating phase voltage? 45 kV 32 kV 36 kV 40 kV 45 kV 32 kV 36 kV 40 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Corona is accompanied by power loss and interference All of these violet visible light hissing sound power loss and interference All of these violet visible light hissing sound ANSWER DOWNLOAD EXAMIANS APP
Power Systems On which one of the following cycles does a modern steam power plat work Carnot cycle. Rankine cycle. Bell - Coleman cycle. Otto cycle. Carnot cycle. Rankine cycle. Bell - Coleman cycle. Otto cycle. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS