Power Systems The inductance of single phase two wire line is given by 4×10-7× ln(r'/d) H/m 4×10-7× ln(d/r') H/m 0.4×10-7× ln(r'/d) H/m 0.4×10-7× ln(d/r') H/m 4×10-7× ln(r'/d) H/m 4×10-7× ln(d/r') H/m 0.4×10-7× ln(r'/d) H/m 0.4×10-7× ln(d/r') H/m ANSWER DOWNLOAD EXAMIANS APP
Power Systems Generation of of one watt needs about ______________ fission per second 3.1 × 1010. 3.1 × 107. 3.1 × 106. 3.1. 3.1 × 1010. 3.1 × 107. 3.1 × 106. 3.1. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When is the ferranti effect on long overhead lines experienced? The power factor is unity The line is fully loaded The line is lightly loaded The line is heavily loaded The power factor is unity The line is fully loaded The line is lightly loaded The line is heavily loaded ANSWER DOWNLOAD EXAMIANS APP
Power Systems Length of short transmission line is up to any of the above 80 km 40 km 150 km any of the above 80 km 40 km 150 km ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs. 3. 20. 5. 7. 3. 20. 5. 7. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The corona loss on a particular system at 60 Hz is 1 kW/km per phase. What is the corona loss at 50 Hz in kW/km per phase? 0.93 1 0.882 1.13 0.93 1 0.882 1.13 ANSWER DOWNLOAD EXAMIANS APP