A 200 V d.c. shunt motor takes 4 A at no-load when running at 700 rpm. The field resistance is 100 Ω. The armature resistance at standstill gives a drop of 6 V across armature terminals when 10 A were passed through it. Calculate (i) the speed full-load, (ii) the armature torque, (iii) efficiency. The normal input of motor is 8 kW A 200 V d.c. shunt motor takes 4 A at no-load when running at 700 rpm. The field resistance is 100 2. Thearmature resistance at standstill gives a drop of 6 V across armature terminals when 10 A were passed through it.Calculate (i) the speed full-load, (ii) the armature torque, (iii) efficiency. The normal input of motor is 8 kWSolution:

The voltage rating is 200 V The shunt motor current is 4 A The speed of the shaft is 700 rpm The…

Answered: A 200 V d.c. shunt motor takes 4 A at…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

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A 200 V d.c. shunt motor takes 4 A at no-load when running at 700 rpm. The field resistance is 100 Ω. The armature resistance at standstill gives a drop of 6 V across armature terminals when 10 A were passed through it. Calculate (i) the speed full-load, (ii) the armature torque, (iii) efficiency. The normal input of motor is 8 kW

A 200 V d.c. shunt motor takes 4 A at no-load when running at 700 rpm. The field resistance is 100 2. The
armature resistance at standstill gives a drop of 6 V across armature terminals when 10 A were passed through it.
Calculate (i) the speed full-load, (ii) the armature torque, (iii) efficiency. The normal input of motor is 8 kW
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