Power Systems Fault calculations using computer are usually done by Z bus method either 1 or 2 Y bus method None of these Z bus method either 1 or 2 Y bus method None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power system consists of 300 buses out of which 20 buses are generator buses, 25 buses are the ones with reactive power support buses and 15 buses are ones with fixed shunt capacitors. All the other buses are load buses. It is proposed to perform a load flow analysis for the system using Newton-Raphson Jacobian matrix is 540×540 554×554 553×553 555×555 540×540 554×554 553×553 555×555 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (4 + 3j ) Ω. Find the power factor of the load for zero voltage regulation? 0.6 lag 0.6 lead 0.8 lead 0.8 lag 0.6 lag 0.6 lead 0.8 lead 0.8 lag ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following plants has the maximum eapital cost Hydro-plants. Nuclear plants. Diesel plants. Steam plants. Hydro-plants. Nuclear plants. Diesel plants. Steam plants. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Offset mho relay is used for the protection of equipment when either 1 or 2 None of these failure of prime mover of the generator loss of excitation of the generator either 1 or 2 None of these failure of prime mover of the generator loss of excitation of the generator ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays is/are unit protection relays? Differential relays Buccholz relays over current relays both 1 and 2 Differential relays Buccholz relays over current relays both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP