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7. The nameplate speed of a 60 hz induction motor is 1750 rpm. If the speed at no load is 1785 rpm, what is the percent regulation? a. 2 b. 2.77 c. 2.86 d. 4.24 8. A 6 pole, 50 Hz, 3-phase induction motor has a full load speed of 950 rpm. What is the speed at half load? a. 975 b. 475 C. 950 d. 1,000

7. The nameplate speed of a 60 hz induction motor is 1750 rpm. If the speed at no load is 1785 rpm, what is the percent regulation? a. 2 b. 2.77 c. 2.86 d. 4.24 8. A 6 pole, 50 Hz, 3-phase induction motor has a full load speed of 950 rpm. What is the speed at half load? a. 975 b. 475 C. 950 d. 1,000

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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7. The nameplate speed of a 60 hz induction motor is 1750 rpm. If the speed at no load is 1785 rpm, what is the percent regulation? a. 2 b. 2.77 c. 2.86 d. 4.24 8. A 6 pole, 50 Hz, 3-phase induction motor has a full load speed of 950 rpm. What is the speed at half load? a. 975 b. 475 C. 950 d. 1,000
Transcribed Image Text:7. The nameplate speed of a 60 hz induction motor is 1750 rpm. If the speed at no load is 1785 rpm, what is the percent regulation? a. 2 b. 2.77 c. 2.86 d. 4.24 8. A 6 pole, 50 Hz, 3-phase induction motor has a full load speed of 950 rpm. What is the speed at half load? a. 975 b. 475 C. 950 d. 1,000
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