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5. Consider the series DC motor Shown below. Assume that K₁ = 0.2 1a. Find the following: a) The start-up current. b) The rotational speed if the motor draws 1 A current. c) The torque developed by the motor at start-up. + V₁ = 120 V Rf www = 50Ω Ra = 202 la Eg Ans: a) 2.3077 A, b) 340 rad/s, c) 1.065 n.m.

5. Consider the series DC motor Shown below. Assume that K₁ = 0.2 1a. Find the following: a) The start-up current. b) The rotational speed if the motor draws 1 A current. c) The torque developed by the motor at start-up. + V₁ = 120 V Rf www = 50Ω Ra = 202 la Eg Ans: a) 2.3077 A, b) 340 rad/s, c) 1.065 n.m.

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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5. Consider the series DC motor Shown below. Assume that K₁ = 0.2 1a. Find the following: a) The start-up current. b) The rotational speed if the motor draws 1 A current. c) The torque developed by the motor at start-up. + V₁ = 120 V Rf www = 50Ω Ra = 202 la Eg Ans: a) 2.3077 A, b) 340 rad/s, c) 1.065 n.m.
Transcribed Image Text:5. Consider the series DC motor Shown below. Assume that K₁ = 0.2 1a. Find the following: a) The start-up current. b) The rotational speed if the motor draws 1 A current. c) The torque developed by the motor at start-up. + V₁ = 120 V Rf www = 50Ω Ra = 202 la Eg Ans: a) 2.3077 A, b) 340 rad/s, c) 1.065 n.m.
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