Power Systems The skin effect shows that current density is lower at the surface of the condutor the distribution of AC current is uniform through the cross section of the conductor current density is more at the centre of the condutor current density is more at the surface of the condutor current density is lower at the surface of the condutor the distribution of AC current is uniform through the cross section of the conductor current density is more at the centre of the condutor current density is more at the surface of the condutor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Corona is accompanied by All of these violet visible light hissing sound power loss and interference All of these violet visible light hissing sound power loss and interference ANSWER DOWNLOAD EXAMIANS APP
Power Systems A pin type insulator has 100 kV puncture voltage. If 10 kV flash over voltage occurred in a transmission line, then find the safety factor of insulator? 0.001 10 0.1 1000 0.001 10 0.1 1000 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? 1.05. 0.90. 0.75. 1.20. 1.05. 0.90. 0.75. 1.20. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The characteristic impedance of a transmission line is Inversely proportional to square root of its length. Directly proportional to its length. Directly proportional to square root of its length. Independent of its length. Inversely proportional to square root of its length. Directly proportional to its length. Directly proportional to square root of its length. Independent of its length. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Stock bridge dampers are used to reduce the tension increase the sag reduce the vibrations at the point of support All of these reduce the tension increase the sag reduce the vibrations at the point of support All of these ANSWER DOWNLOAD EXAMIANS APP
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