Power Systems In which of the following given faults, all the sequence currents are equal? LLL LLG LL LG LLL LLG LL LG ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is used in thermal plants Otto cycle Rankine cycle Joule cycle All of these Otto cycle Rankine cycle Joule cycle All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (3+4j) Ω . Find the power factor of the load for achieving maximum and zero voltage regulation? 0.6 lag and 0.8 lead 0.8 lag and 0.8 lead 0.8 lag and 0.6 lead 0.6 lag and 0.6 lead 0.6 lag and 0.8 lead 0.8 lag and 0.8 lead 0.8 lag and 0.6 lead 0.6 lag and 0.6 lead ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 220 kV system, the inductance and capacitance up to the circuit breaker location are 25 mH and 0.025 µF respectively. The value of resistor required to be connected across the breaker contacts which will give no transient oscillations, is 250 Ω 1000 Ω 500 Ω 25 Ω 250 Ω 1000 Ω 500 Ω 25 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ferranti effect occurs under half load no load full load any of the above half load no load full load any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems When bundle conductor are used in place of single conductor the effective inductance and capacitance will respectively increase and remain unaffected. decrease and increase. increase and decrease. decrease and remain unaffected. increase and remain unaffected. decrease and increase. increase and decrease. decrease and remain unaffected. ANSWER DOWNLOAD EXAMIANS APP
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