Power Systems Which of the following statements is/are true? The elements of each row of a Y bus matrix for load flow studies in power system add up to zero if the mutual couplings between transmission lines are absent if both 2 and 3 are satisfied if the shunt admittances at the buses are ignored always if the mutual couplings between transmission lines are absent if both 2 and 3 are satisfied if the shunt admittances at the buses are ignored always ANSWER DOWNLOAD EXAMIANS APP
Power Systems In order to have lower cost of power generaion the load factor should be high but diversity factor should be low the load factor should be low but diversity factor should be high the load factor and diversity factor should be low The load factor and diversity factor should be high the load factor should be high but diversity factor should be low the load factor should be low but diversity factor should be high the load factor and diversity factor should be low The load factor and diversity factor should be high ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pumped storage plant is a both 1 and 2 peak load plant None of these base load plant both 1 and 2 peak load plant None of these base load plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a short circuit test circuit breaker, time to reach the peak re-striking voltage 60 microsecond & the peak re-striking voltage 120 kV. Determine average RRRV (Rate of rise re-striking voltage)? 1 × 106 kV / sec. 3.5 × 106 kV / sec. 3 × 106 kV / sec. 2 × 106 kV / sec. 1 × 106 kV / sec. 3.5 × 106 kV / sec. 3 × 106 kV / sec. 2 × 106 kV / sec. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading of a line is increased by which of the following compensation methods? shunt reactor both 1 and 2 shunt capacitor series capacitor shunt reactor both 1 and 2 shunt capacitor series capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Corona is accompanied by All of these power loss and interference violet visible light hissing sound All of these power loss and interference violet visible light hissing sound ANSWER DOWNLOAD EXAMIANS APP