7 A DC shunt motor develops an armature Ea voltage of 250 V at 1500 r.p.m. then the torque and mechanical power developed for an armature current of 50 A respectively are: O 79.58N, 12.5kw O 79.58N, 12.5KVA

7 A DC shunt motor develops an armature Ea voltage of 250 V at 1500 r.p.m. then the torque and mechanical power developed for an armature current of 50 A respectively are: O 79.58N, 12.5kw O 79.58N, 12.5KVA

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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Concept explainers

DC Generator

An electromechanical machine which converts input mechanical energy to respective output electric energy is called a generator.

Question

7
A DC shunt motor develops an armature Ea
voltage of 250 V at 1500 r.p.m. then the
torque and mechanical power developed for
an armature current of 50 A respectively are:
O 79.58N, 12.5kw
O 79.58N, 12.5kVA
O 79.58N.m, 12.5kw
O none
O 58.79N.m, 12.5KVAR

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