Power Systems
A power station supplies the peak load of 50 MW, 40 MW and 70 MW to three localities. The annual load factor is 0.50 p.u. and the diversity factor of the load at the station is 1.55 the maximum demand on the station and average load respectively will be

  51.61 MW.
 52 MW.
 53 MW.
 57.5 MW.

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Power Systems
The skin effect shows that

 current density is more at the surface of the condutor
 current density is more at the centre 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

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