Power Systems Find the relation between sub transient (X"), transient (X') and synchronous reactance (X) ? X" < X' < X X" > X' >X X" > X' < X X" < X' > X X" < X' < X X" > X' >X X" > X' < X X" < X' > X ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit impedance of a circuit element is 0.30. If the base kV and base MVA are halved, then the new value of the per unit impedance of the circuit element will be 0.0030 0.30 0.0060 0.60 0.0030 0.30 0.0060 0.60 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Bonding is done at the both ends of the cable to reduce the sheath loss iron loss None of these copper loss sheath loss iron loss None of these copper loss ANSWER DOWNLOAD EXAMIANS APP
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 shunt admittances at the buses are ignored if the mutual couplings between transmission lines are absent if both 2 and 3 are satisfied always if the shunt admittances at the buses are ignored if the mutual couplings between transmission lines are absent if both 2 and 3 are satisfied always ANSWER DOWNLOAD EXAMIANS APP
Power Systems On what factor does the performance of a circuit breaker depend? Breaking speed. Critical length of breaking. Both A and C. None of these. Breaking speed. Critical length of breaking. Both A and C. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Generation of of one watt needs about ______________ fission per second 3.1 × 106. 3.1 × 107. 3.1 × 1010. 3.1. 3.1 × 106. 3.1 × 107. 3.1 × 1010. 3.1. ANSWER DOWNLOAD EXAMIANS APP