Power Systems For loss less line, find the ratio of length to the wave length of a signal for a phase shift of 0.05 radians? 2 × 10-3 7.95 × 10-3 8 × 10³ 7.95 × 10³ 2 × 10-3 7.95 × 10-3 8 × 10³ 7.95 × 10³ ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the preferred type of circuit breaker(CB) to be installed in extra high voltage AC system? Air blast CB Sulphur hexafluoride CB Bulk oil type CB Vacuum CB Air blast CB Sulphur hexafluoride CB Bulk oil type CB Vacuum CB ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line has its conductors at the corners of an equilateral triangle with side 3m. The diameter of each conductor is 1.63 cm. The inductance of the line per phase per km is 1.182 mH 1.043 mH 1.232 mH 1.093 mH 1.182 mH 1.043 mH 1.232 mH 1.093 mH ANSWER DOWNLOAD EXAMIANS APP
Power Systems In hydroelectric power plants operating cost is low and initial cost is high. both operating and initial cost are high. operating cost is high and initial cost is low. both operating and initial cost are low. operating cost is low and initial cost is high. both operating and initial cost are high. operating cost is high and initial cost is low. both operating and initial cost are low. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a nuclear reator thermal energy is obtained from fission of radioactive material. burning of fuel rods in oxygen. all of above. fusion of radioactive material. fission of radioactive material. burning of fuel rods in oxygen. all of above. fusion of radioactive material. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following method is/are more reliable? Newton Raphson (NR) method All of these Fast Decoupled Load Flow (FDLF) method Gauss-Siedel (GS) method Newton Raphson (NR) method All of these Fast Decoupled Load Flow (FDLF) method Gauss-Siedel (GS) method ANSWER DOWNLOAD EXAMIANS APP
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