Welding: Principles and Applications (MindTap Course List)
8th Edition
ISBN: 9781305494695
Author: Larry Jeffus
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 10, Problem 10R
In the pulsed-arc metal transfer current cycle, what is the term used to describe how the electric current in a transformer takes a few milliseconds to build up the magnetic field to full strength once the coil is energized?
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Define the cutoff frequencies in plasma.
The figure-of-merit indicating the quality of a refrigeration unit is usually the coefficient of performance
COP ≡ heat absorbed/net work put in
What is the COP for this magnetic refrigeration device?
(use wnet = 100 J/mol)
explain why aluminum is commonly used as a conductor in overhead power lines.
Chapter 10 Solutions
Welding: Principles and Applications (MindTap Course List)
Ch. 10 - Why is usage of the term GWW preferable to MIG for...Ch. 10 - Using Table 10-1, answer the following: a. What...Ch. 10 - What factors must be considered when selecting...Ch. 10 - In short-circuiting transfer, what type of current...Ch. 10 - Describe the globular transfer process.Ch. 10 - In what form is metal transferred across the arc...Ch. 10 - What three conditions are required for the spray...Ch. 10 - Using Table 10-3, answer the following: a. What...Ch. 10 - Describe the current produced by the pulsed-arc...Ch. 10 - In the pulsed-arc metal transfer current cycle,...
Ch. 10 - List five advantages of the modulated current and...Ch. 10 - What is the difference between the wire melting...Ch. 10 - Using Figure 10-13, what is the approximate...Ch. 10 - Using Table 10-6, what would the amperage be for...Ch. 10 - The shielding gas selected can affect what...Ch. 10 - What may happen if the GMA welding electrode is...Ch. 10 - What effect does shortening the electrode...Ch. 10 - Describe the weld produced by a forehand welding...Ch. 10 - Describe the weld produced by a backhand welding...Ch. 10 - What components make up a GMA welding system?Ch. 10 - Why must GMA welders have a 100 duty cycle?Ch. 10 - What can happen if rollers of the wrong shape are...Ch. 10 - Where is the drive motor located in a pull-type...Ch. 10 - How is the wire-feed speed changed with a linear...Ch. 10 - What type of liner should be used for aluminum...Ch. 10 - What parts of a typical GMA welding gun can...Ch. 10 - Describe the spot welding process using a GMA...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- How can the polarity of an electromagnet be determined if the direction of current flow is known?arrow_forwardWhat is a transformer?arrow_forward5) A self-regulating arc is formed during GMAW: (while using small diameter electrode) if OA constant current power source is used with DCRP OA constant current power source is used with DCSP OA constant voltage power source is used with DCRP A constant voltage power source is used with DCSParrow_forward
- What is arc welding? Select one: O a. Arc welding is a non-fusion welding process in which the welding heat is obtained from an electric arc struck between the work (or base metal) and an electrode. O b. Arc welding is a fusion welding process in which the welding heat is obtained from an electric arc struck between the work (or base metal) and an electrode. In this welding method we use High Voltage and Low Intensity. C Arc welding is a fusion welding process in which the welding heat is obtained from an electric arc struck between the work (or base metal) and an electrode. Clear my choice SAW is a welding process that take places underwater Select one: O True Falsearrow_forwardResistance-welding processes make use of the heat generated by electrical resistance to achieve fusion of the two parts to be joined; no pressure is used in these processes, and no filler :metal is added True Falsearrow_forwardWhy isnt the temprature used in this equation?arrow_forward
- What is restitution impulse?arrow_forwardIn a 15KVA, 2000 / 200 V power transformer, the iron and full load copper losses are 370W and 415W respectively. Calculate the efficiency at (i) full load, 0.85 pf, (ii) half load, 0.55 pf, (iii) Quarter load, 0.55 pf Efficiency at Full load = Efficiency at Half load = Efficiency at Quarter load =arrow_forwardProvide a general description of electric arc furnace used in Industrial Manufacturing of Steelarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Welding: Principles and Applications (MindTap Cou...Mechanical EngineeringISBN:9781305494695Author:Larry JeffusPublisher:Cengage Learning
Electrical Transformers and Rotating MachinesMechanical EngineeringISBN:9781305494817Author:Stephen L. HermanPublisher:Cengage Learning
Refrigeration and Air Conditioning Technology (Mi...Mechanical EngineeringISBN:9781305578296Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill JohnsonPublisher:Cengage Learning
Welding: Principles and Applications (MindTap Cou...
Mechanical Engineering
ISBN:9781305494695
Author:Larry Jeffus
Publisher:Cengage Learning
Electrical Transformers and Rotating Machines
Mechanical Engineering
ISBN:9781305494817
Author:Stephen L. Herman
Publisher:Cengage Learning
Refrigeration and Air Conditioning Technology (Mi...
Mechanical Engineering
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:Cengage Learning
Understanding Conduction and the Heat Equation; Author: The Efficient Engineer;https://www.youtube.com/watch?v=6jQsLAqrZGQ;License: Standard youtube license