Power Systems The unit protection scheme provides back up protection. primary protection. simultaneous protection. remote protection. back up protection. primary protection. simultaneous protection. remote protection. 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 0.30 0.0030 0.0060 0.60 0.30 0.0030 0.0060 0.60 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In kaplan runner, the number of blades is generally of the order of 3 - 6. 1 - 2. 12 - 16. 16 - 24. 3 - 6. 1 - 2. 12 - 16. 16 - 24. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection relay provides protection against what? Temperature Short circuit Over load any of the above Temperature Short circuit Over load any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the incident current? 200 A 2500 A 250 A 100 A 200 A 2500 A 250 A 100 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Offset mho relay is used for the protection of equipment when loss of excitation of the generator None of these failure of prime mover of the generator either 1 or 2 loss of excitation of the generator None of these failure of prime mover of the generator either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
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