Q/ A 480 V, 988 r.p.m. d.c. shunt motor its full-load efficiency of 88 percent. The armature circuit resistance is 0.19 N, the motor input current is 72 A and there is total voltage drop of 1.8 V at the brushes. The field current is 1.66 A. Determine (i) The motor output power (ii) The mechanical torque in N-m .

Q/ A 480 V, 988 r.p.m. d.c. shunt motor its full-load efficiency of 88 percent. The armature circuit resistance is 0.19 N, the motor input current is 72 A and there is total voltage drop of 1.8 V at the brushes. The field current is 1.66 A. Determine (i) The motor output power (ii) The mechanical torque in N-m .

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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