The armature resistance of a separately excited d-c generator is 0.25 N. If the machine is connected to a constant voltage bus bar of 400 V, find the reduction in the speed when the load delivered by it decreases from 50 kw to 25 kw.

The armature resistance of a separately excited d-c generator is 0.25 N. If the machine is connected to a constant voltage bus bar of 400 V, find the reduction in the speed when the load delivered by it decreases from 50 kw to 25 kw.

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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The armature resistance of a separately excited d-c generator is 0.25 N.
If the machine is connected to a constant voltage bus bar of 400 V, find
the reduction in the speed when the load delivered by it decreases from
50 kw to 25 kw.

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