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Problem 2: A shunt-connected dc motor has the magnetization curve shown with VT= 20 V, RA = 3 92, and RF+Radi=40 2. EA E₁ = (1807). I In 2000 rpm a) Find the no-load speed. b) Find the torque once a load is added that drops the speed to 20% less than the no-load speed.

Problem 2: A shunt-connected dc motor has the magnetization curve shown with VT= 20 V, RA = 3 92, and RF+Radi=40 2. EA E₁ = (1807). I In 2000 rpm a) Find the no-load speed. b) Find the torque once a load is added that drops the speed to 20% less than the no-load speed.

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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A shunt-connected dc motor has the magnetization curve shown with V_T = 20 V, R_A = 3 Ohms, and R_F+R_adj = 40 Ohms

 

a) Find the no-load speed.

 

b) Find the torque once a load is added that drops the speed to 20% less than the no-load speed.

 

Problem 2: A shunt-connected dc motor has the magnetization curve shown with VT= 20 V, RA = 3 92, and RF+Radi=40 2. EA E₁ = (1807). I In 2000 rpm a) Find the no-load speed. b) Find the torque once a load is added that drops the speed to 20% less than the no-load speed.
Transcribed Image Text:Problem 2: A shunt-connected dc motor has the magnetization curve shown with VT= 20 V, RA = 3 92, and RF+Radi=40 2. EA E₁ = (1807). I In 2000 rpm a) Find the no-load speed. b) Find the torque once a load is added that drops the speed to 20% less than the no-load speed.
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