B/Choose the correct answers for the following: 1- Consider the following advantages offered by plasma arc cutting: a- Heat affected zone is minimum b- Higher material removal rate is achieved.. c- All metals irrespective of their electrical conductivity can be cut. d- Narrower kerf is produced Which of these advantages is true?

B/Choose the correct answers for the following: 1- Consider the following advantages offered by plasma arc cutting: a- Heat affected zone is minimum b- Higher material removal rate is achieved.. c- All metals irrespective of their electrical conductivity can be cut. d- Narrower kerf is produced Which of these advantages is true?

Welding: Principles and Applications (MindTap Course List)

8th Edition

ISBN:9781305494695

Author:Larry Jeffus

Publisher:Larry Jeffus

Chapter9: Related Cutting Processes

Section: Chapter Questions

Problem 15R: Why are the chances of receiving arc burns much higher with the shielded metal arc welding process?

See similar textbooks

Similar questions

A. In arc welding, what is the importance of heat effected zone in producing a crack free weld?
What are the advantages of torch soldering?
How does arc blow affect welding?
Why is SMA welding current referred to as constant current?
What cutting process uses a stiff, highly ionized, extremely hot column of gas to almost instantly vaporize the metal being cut?
Why is usage of the term GWW preferable to MIG for gas metal arc welding?
List five advantages of the modulated current and pulsed-arc metal transfer process.
Why are the chances of receiving arc burns much higher with the shielded metal arc welding process?
Why must a flux form a less dense slag?
1)a) Why is automation of the covered electrode arc source difficult?b) what properties is a metal with good resistance welding ability expected to have?c) Why is the heat transfer factor higher in arc welding processes with the consumed electrode than the methods used with the non-consumed electrode?d) Why is it important to weld thin and long instead of thick and short?e) why is it important that the source root is designed to be forced to press, not pull? 2) there is a characteristic liquid penetration error on a large piece of steel poured in the sand mold. The surface of the piece consists of a mixture of sand and metal.a) Explain at least 3 of the steps that can be taken to correct this error.b) what other types of casting errors may possibly occur in each of these steps? Explain 3) grain structure formed in part after casting;a) Describe by drawing a figure.b) what problems can this grain structure pose? Please explain. How can these problems be cured?4) explain two of the…
esponse. Quèstion 13 In 'reverse polarity' of arc welding O A. Electrode is connected to + and most of the heat is generated at the electrode B. Electrode is connected to - and most of the heat is generated at the workpiece C. Work piece is connected to + and most of the heat is generated at the workpiece O D. Work piece is connected to and most of the heat is generated at the workpiece A Moving to another question will save this response. Cop
QUESTION 16 What is the approximately temperature of arc needed for arc welding? O 600-1000°C O 6000-8000°C O 5000-6000°C O 2000-4000°C Click Save and Submit to save and submit. Click Saue All Answers to save all answers.