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Mr. Dubey • 100.64K Points
Coach

Q. full load efficiency of 85% has armature resistance of 0.25 ohms. Calculate the value of starting resistance in ohms for a current 1.5 times of the full load current.

  • (A) 2.788
  • (B) 3.038
  • (C) 2.688
  • (D) 2.588
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Explanation by: Mr. Dubey
full load current = 7460/(200*0.85) = 43.88 a

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