Power Systems Differential relays does not used for which of the following faults? faults within a transformer through faults both 1 and 2 faults within a generator faults within a transformer through faults both 1 and 2 faults within a generator ANSWER DOWNLOAD EXAMIANS APP
Power Systems As the frequency of the system is increased, the charging MVAR None of these remains unaffected decreases increases None of these remains unaffected decreases increases ANSWER DOWNLOAD EXAMIANS APP
Power Systems An unloaded generator with a pre-fault voltage 1 pu has the following sequence impedance: Z0 = j 0.15 pu, Z1 = Z2 = j 0.25 pu The neutral is grounded with a reactance of 0.05 pu. The fault current in pu for single line to ground fault is 3.75 pu 4.28 pu 7.25 pu 2.5 pu 3.75 pu 4.28 pu 7.25 pu 2.5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 secs. The symmetrical breaking current is 45 kA. 50 kA. 35 kA. 55 kA. 45 kA. 50 kA. 35 kA. 55 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of gauss siedel method is/are calculation time for each iteration is less number of iterations are less applicable for large power system network All of these calculation time for each iteration is less number of iterations are less applicable for large power system network All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A diesel power plant is generally used as a/an Base load. Standby/emergency plant. Any of above. Peak loads. Base load. Standby/emergency plant. Any of above. Peak loads. ANSWER DOWNLOAD EXAMIANS APP
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