Hawkins Electrical Guide: Number 6; Questions, Answers and Illustrations; A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to Acquire a Working Knowledge of Electricity and Its Applications; A Practical Treatise
Hawkins Electrical Guide: Number 6; Questions, Answers and Illustrations; A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to Acquire a Working Knowledge of Electricity and Its Applications; A Practical Treatise
Excerpt from Hawkins Electrical Guide: Number 6; Questions, Answers and Illustrations; A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to Acquire a Working Knowledge of Electricity and Its Applications; A Practical Treatise Parts; construction - field windings for induction mo tors - calculation for revolutions of rotating field; objection to high speed of field - diificulty with low frequency currents general character of field winding - formation of poles grouping of coils - ...
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Excerpt from Hawkins Electrical Guide: Number 6; Questions, Answers and Illustrations; A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to Acquire a Working Knowledge of Electricity and Its Applications; A Practical Treatise Parts; construction - field windings for induction mo tors - calculation for revolutions of rotating field; objection to high speed of field - diificulty with low frequency currents general character of field winding - formation of poles grouping of coils - starting of induction motors: external resistance, auto-transformer, internal resistance methods internal resistance induction motors; adaptation - how resistance is cut out - why not desirable for large sizes external resistance or slip ring motors - operation armature connections - single phase induction motors service suitable for - disadvantage - parts - why not self starting - how started - phase splitting; production of rotating field from oscillating field - methods - starting coils - shading coils - character of the starting torque modification of armature for starting with heavy load clutch type of single phase induction motor; its action in starting commutator motors classification action of closed coil rotating in alternating field - the transformer pressure generated pressure self-induction pressure local armature currents; reason for sparking; how reduced - high resistance connectors - effect of low power factor efiect of frequency - series motor - features - adaptation neutralized series motor - conductive method - inductive method - shunt motors - repulsion motors difficulty with early motors - means employed to stop sparking essentials of single repulsion motors - the term repul sion induction motor - oompensated repulsion motor power factor of induction motors - its importance false ideas in regard to power factor - speed and torque of motors. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at ... This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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Add this copy of Hawkins Electrical Guide Number 6 Questions, Answers to cart. $18.01, new condition, Sold by Books2anywhere rated 5.0 out of 5 stars, ships from Fairford, GLOUCESTERSHIRE, UNITED KINGDOM, published 2019 by Forgotten Books.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
Add this copy of Hawkins Electrical Guide: Number 6; Questions, Answers to cart. $27.92, new condition, Sold by Paperbackshop International rated 2.0 out of 5 stars, ships from Fairford, GLOS, UNITED KINGDOM, published 2019 by Forgotten Books.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
Add this copy of Hawkins Electrical Guide Number 9: Questions, Answers & to cart. $79.00, good condition, Sold by Eatons Books and Crafts rated 5.0 out of 5 stars, ships from Owatonna, MN, UNITED STATES, published 1927 by Theo Audel & Co..
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Good. Softcover, in Good + condition, there are no stamps writing or marks, gilt lettering on spine, good binding, paper is tanning with age, nice shape, Railways, Motion Pictures, Automobiles, Ignition, a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications, nice shape for its age,
Add this copy of Hawkins Electrical Guide Number 6 Questions, Answers to cart. $29.34, new condition, Sold by Paperbackshop rated 4.0 out of 5 stars, ships from Bensenville, IL, UNITED STATES, published 2019 by Forgotten Books.
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