Power Systems Where the voltage is high and current to be interrupted is low, Which of following the breaker is preferable? Oil CB. Vacuum CB. Air blast CB. Any of these. Oil CB. Vacuum CB. Air blast CB. Any of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has a rating of 10 MVA, 5 kV has a reactance of 0.02 pu. Find the reactance at a new base values of 50 MVA, 10 kV? 0.02 0.025 0.25 0.05 0.02 0.025 0.25 0.05 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The method of neutral grounding affects the zero sequence network negative sequence network All of these positive sequence network zero sequence network negative sequence network All of these positive sequence network ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which turbine is ideally suited to pumped storage plants Francis. Impeller. Pelton. Kaplan. Francis. Impeller. Pelton. Kaplan. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation resistance of the 20 km long underground cable is 8 MΩ. Other things being same, the insulation resistance of 10 km long cable will be 8 MΩ 32 MΩ 16 MΩ 4 MΩ 8 MΩ 32 MΩ 16 MΩ 4 MΩ ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are advantages of N-R method? both 1 and 2 Number of iterations are less Time taken for each iteration is less Applicable for large power system network both 1 and 2 Number of iterations are less Time taken for each iteration is less Applicable for large power system network ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS