A 250-V, 4-pole, wave-wound DC series motor has 782 conductors on its armature. It has armature, diverter and series field resistance of 0.15 ohm, 0.02 and 0.05 respectively. The motor takes a current of 40 A. Estimate its speed if it has a flux per pole of 25 mWb

A 250-V, 4-pole, wave-wound DC series motor has 782 conductors on its armature. It has armature, diverter and series field resistance of 0.15 ohm, 0.02 and 0.05 respectively. The motor takes a current of 40 A. Estimate its speed if it has a flux per pole of 25 mWb

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter32: Three-phase Motors

Section: Chapter Questions

Problem 6RQ: Name three factors that determine the torque produced by an induction motor.

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Concept explainers

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.

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