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 always if both 2 and 3 are satisfied if the shunt admittances at the buses are ignored if the mutual couplings between transmission lines are absent always if both 2 and 3 are satisfied if the shunt admittances at the buses are ignored ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, the symmetrical breaking capacity is 2000 MVA, 3 secs. Then the making capacity is 5000 MVA. 5200 MVA. 5100 MVA. 5500 MVA. 5000 MVA. 5200 MVA. 5100 MVA. 5500 MVA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Nuclear power plant are used as base load plants. intermediate load plants. peak load plants. none of above. base load plants. intermediate load plants. peak load plants. none of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A guard ring is used in string type insulator having 3 units to improve string efficiency. Find the capacitance of metal link 2 if pin to earth capacitance of each unit is 1 F? 0.5 F 1 F 4 F 2 F 0.5 F 1 F 4 F 2 F ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a long transmission line, if we increase the length of the line, the parameters A and B respectively increases and decreases increases and increases decreases and decreases decreases and increases increases and decreases increases and increases decreases and decreases decreases and increases ANSWER DOWNLOAD EXAMIANS APP
Power Systems Uses of diesel power stations emergency plants. peak load plant. standby plants. All of these emergency plants. peak load plant. standby plants. All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS