Power Systems Mho relay is used for protection of short lines. medium lines. none of these. long lines. short lines. medium lines. none of these. long lines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If we increase the length of the transmission line, the charging current increases decreases None of these remains unaffected increases decreases None of these remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a 500 Hz frequency excitation, a 100 km long power line will be modelled as shunt capacitor medium transmission line long transmission line any of the above shunt capacitor medium transmission line long transmission line any of the above 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 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 if the mutual couplings between transmission lines are absent ANSWER DOWNLOAD EXAMIANS APP
Power Systems How much KWh energy is produced by fission of 1 gm of uranium U235 2400 kWh. 24000 kWh. 240 kWh. 24 kWh. 2400 kWh. 24000 kWh. 240 kWh. 24 kWh. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive sequence reactance will be equal to negative sequence if the equipment is transformer and transmission lines. none of these. motor. generator. transformer and transmission lines. none of these. motor. generator. ANSWER DOWNLOAD EXAMIANS APP
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