Electric Circuits
A balanced 3 - φ star connected load is fed from a 208 V, 3 - φ supply. Each load has resistance of 35 Ω. The total power is

 1236 W.
 none of these.
 618 W.
 411.3 W.

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Electric Circuits
Pure metal generally have

  low conductivity and high temperature coefficient.
  high conductivity and large temperature coefficient.
  low conductivity and zero temperature coefficient.
  high conductivity and low temperature coefficient.

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