Power Systems For 132 kV system, the reactance and capacitance up to the location of the CB is 3 Ω and 0.015 μF respectively. The maximum value of RRRV is 9.01 kV / μs. 2.0 kV / μs. 12.2 kV / μs. 10.01 kV / μs. 9.01 kV / μs. 2.0 kV / μs. 12.2 kV / μs. 10.01 kV / μs. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The zero sequence current of a generator for line to ground fault is j3 pu. Then the current through the neutral during the fault is j1 pu j9 pu j3 pu j6 pu j1 pu j9 pu j3 pu j6 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays are used in protection of medium transmission lines? any of the above Impedance relays Admittance relays Mho relays any of the above Impedance relays Admittance relays Mho relays ANSWER DOWNLOAD EXAMIANS APP
Power Systems The charging reactance of 50 km transmission line is 1500 Ω. What is the charging reactance for 100 km length of line? 1500 Ω 750 Ω 3000 Ω 1000 Ω 1500 Ω 750 Ω 3000 Ω 1000 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station which has a high investment cost and low operating cost is usually operated as a Peak load station. Base load station. None of above. Minimum load station. Peak load station. Base load station. None of above. Minimum load station. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The use of high speed circuit breakers reduces the short circuit current. decrease system stability. improves system stability. increased the short circuit current. reduces the short circuit current. decrease system stability. improves system stability. increased the short circuit current. ANSWER DOWNLOAD EXAMIANS APP
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