Power Systems Which of the following is/are the disadvantages of phase modifiers? All of these It requires more maintenance because of running equipment Initial cost of synchronous phase modifier is higher It consumes both active and reactive power All of these It requires more maintenance because of running equipment Initial cost of synchronous phase modifier is higher It consumes both active and reactive power ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the number of strands of ACSR conductor for 4 layer transmission line? 7 1 37 29 7 1 37 29 ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the frequency is increased, then skin effect will increases decreases remains unaffected any of the above increases decreases remains unaffected any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems If all the sequence voltages at the fault point in a power system are equal, then the fault point is a LL LLG LG LLL LL LLG LG LLL ANSWER DOWNLOAD EXAMIANS APP
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? 7.95 × 10³ 7.95 × 10-3 8 × 10³ 2 × 10-3 7.95 × 10³ 7.95 × 10-3 8 × 10³ 2 × 10-3 ANSWER DOWNLOAD EXAMIANS APP
Power Systems What should be the minimum depth (in metre)of cable trench to dug for laying of 1.1 kV? 0.90. 0.75. 1.20. 1.05. 0.90. 0.75. 1.20. 1.05. ANSWER DOWNLOAD EXAMIANS APP