Power Systems Which of the following relays is/are unit protection relays? Differential relays Buccholz relays both 1 and 2 over current relays Differential relays Buccholz relays both 1 and 2 over current relays ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where the voltage is high and current to be interrupted is low, Which of following the breaker is preferable? Air blast CB. Any of these. Vacuum CB. Oil CB. Air blast CB. Any of these. Vacuum CB. Oil CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydraulic turbine having rated speed of 250 rpm is connected to a synchronous generator. In order to produce power at 50 Hz, the numbers of pole are required in the generator 24. 12. 16. 6. 24. 12. 16. 6. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Nuclear reactors usually employ none of above. fission. both of A and B. fusion. none of above. fission. both of A and B. fusion. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If transmission line parameters A and B are 0.9∠0° and 200∠90° respectively. Find the shunt reactor required to compensate the ferranti effect? 1500 Ω 3000 Ω 750 Ω 2000 Ω 1500 Ω 3000 Ω 750 Ω 2000 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 4*4 Y bus matrix the number of non zero elements are 12. Find the sparsity of the system? 0.5 1 0.75 0.25 0.5 1 0.75 0.25 ANSWER DOWNLOAD EXAMIANS APP
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