Q. What is the range of size of the motor (kW) for efficiency nearly equals to 90%?

  • (A) 15-150
  • (B) 0-2
  • (C) 3-15
  • (D) 150-250
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✅ Correct Answer: (A) 15-150
Explanation: as the size of the motor increases its speed decreases. the range of size of the motor (kw) for efficiency nearly equals to 90 % is 15-150. the efficiency increases as the size increases.

Published by Mr. Dubey ⭐ 111.54K Points at 17-Sep-2023 11:28 am in Electrical Drives and Controls (EDC)

Explanation by: Mr. Dubey
as the size of the motor increases its speed decreases. the range of size of the motor (kw) for efficiency nearly equals to 90 % is 15-150. the efficiency increases as the size increases.

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