Power Systems Find the number of insulator discs required in string insulator, if operating voltage is 220 kV and maximum voltage of each disc is 11 kV? 13 20 21 10 13 20 21 10 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A fuse wire of circular cross-section has a radius of 0.8 mm. The wire blows off at an current of 8 Amp. Calculate the radius of wire that will blow off at an current of 1 amp? 4 mm. 0.4 mm. 2 mm. 0.2 mm. 4 mm. 0.4 mm. 2 mm. 0.2 mm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems MCB stands for maximum capacity breaker. minimum capacity breaker. miniature circuit breaker. molded circuit breaker. maximum capacity breaker. minimum capacity breaker. miniature circuit breaker. molded circuit breaker. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following decides the insulation level of 400 kV, EHV line? lighting voltage skin effect switching over voltage radio interference lighting voltage skin effect switching over voltage radio interference ANSWER DOWNLOAD EXAMIANS APP
Power Systems Galvanised steel is generally used as All of these stray wire. structural components. earth wire. All of these stray wire. structural components. earth wire. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Under over excitation synchronous phase modifier works as shunt reactor shunt capacitor any of the above series capacitor shunt reactor shunt capacitor any of the above series capacitor ANSWER DOWNLOAD EXAMIANS APP
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