Describe the relation between voltage and amperage for welding current.

Q: List examples of overhead costs that a welding shopmight have.

A: Overhead cost in a company refers to the cost of expenses associated with the business indirectly.…

Q: The material used for making the two electrodes of resistance welding are mainly: OCopper O Aluminum…

A:

Q: 2. Is it important that base metal and filler rod have the same melting point or made of the same…

A: No,  it is not important that base metal and filler rod have the same melting point or are made of…

Q: What is the heat distribution with DCEN welding current?

A: Direct Current Electrode Negative(DCEN) or Direct Current Straight Polarity(DCSP) is a type of…

Q: Draw and Identify the welding set up and name each part and their functions.

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Q: What is GTAW in welding and What are the uses of it.

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Q: Explain the welding method used for welding more than 25 mm thickness mild steel plates with neat…

A: Solution:

Q: Q1: Explain what do we mean by rectifier? How it works, what type of welding machines have a…

A:

Q: a) explain three (3) major hazard for welding safety b) discuss the effect of breaking rules and…

A: a) explain three (3) major hazard for welding safety b) discuss the effect of breaking rules and…

Q: Which welding process produces electric spark? Explain with neat diagram and indicate the parts.

A: Arc welding could be a sort of welding process utilizing an electric arc to make warm to soften…

Q: Calculate the allowable duty cycle of Tungsten Inert Gas (TIG) welding machine when a power source…

A: GIVEN DATA WELDING CURRECT I=300A AT DUTY CYCLE 60% WE HAVE TO FIND DUTY CYCLE CORRESPOND TO 200A

Q: Using illustrations mention the types of flames in the Oxyacetylend Welding.

A: Oxyacetylene weld is a gas weld process where acetylene is burn with the help of oxygen to produce…

Q: welding

A: given arc welding processes that are suitable for performing welding task at the site and working at…

Q: What are the different hazard in using Arc and Oxy-acetylene welding?

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Q: 3. Compare Traditional and Modern Welding Machine. (Use Comparison Tables)

A: Given Welding machine To find Comparison table for Traditional welding machine and Modern welding…

Q: A self-regulating arc is formed during GMAW: (while using small diameter electrode) if

A: Explanation A self-regulating arc or automatic welding we always used constant voltage power source…

Q: elding gas have on some rutil

A: given: What benefits does adding an externally supplied shielding gas have on some rutile based…

Q: Explain minimum 3 types of welding position for groove and fillet weld?

A: WELDING  Welding is a manufacturing method through which two or more components are joined by heat,…

Q: 8) The electro-gas welding is different from electro-slag welding because in electro-gas welding…

A: In electro-gas welding and electro-slag welding , thick metal is welded. In electro-gas welding…

Q: How to do a basic shielded metal arc welding?

A: In shielded metal arc welding (SMAW), an arc between a covered electrode and a weld pool is used to…

Q: - If the welding process is to be changed from MMAW to MIG/MAG, do you need to re-qualify the…

A: GMAW utilizes a consumable electrode continuously supplied from a wire spool. So no intermittent…

Q: Arc welding is an example of pressure welding. Select one: True False

A: False

Q: Give detail classification of all welding  processes and their practical applications   please…

A: Welding :- welding is a process of joining the two metal pieces by using heat and pressure.

Q: List the five joint types used in welding

A: Butt joint It is a kind of welding where the edges are joined together.  This has no impact on the…

Q: report about Soldering.

A:

Q: What is the higher voltage at the electrode before the arcis struck called? What is its advantage to…

A: Arc welding is the process of joining metal pieces together with high heat from an arc that is…

Q: Why is it important to make sure that an FCA welding system is set up properly if out-of-position…

A: Sparks and ultraviolet light are used in the operation of FCA. Its main job is to create…

Q: what is welding process?

A:

Q: 9) Which of the following is true for seam welding? The electrodes are usually made from copper O…

A: Ans: option  D   There are mainly four types of resistance welding process 1. Resistance spot…

Q: Select an appropriate electrode and flux of Submerged Arc Welding (SAW) process for nickel alloy…

A: following is the answer for above question.

Q: In arc welding, if the electrode cable is negative, it is called - polarity and maximum heat is…

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Q: 16)The ratio of aluminum and iron oxide in thermit welding is: O1.5:1 O 2:1 O 2.5:1 O 3:1

A: As per given question  We have find ratio between aluminium and iron in thermit welding

Q: 23 Explain with details the types of flam in Oxy-Acetylene welding method.

A: “Since you have asked multiple question, we will solve the one question for you. If you want any…

Q: Calculate the maximum welding current for continuous welding (Im) when the allowable duty cycle is…

A:

Q: Give detail classification of all welding processes and their practical applications.

A: Welding is a process of joining two or more metal pieces or thermoplastic material pieces and joints…

Q: How do excessive amounts of manganese affect a weld?

A: The fabrication process is the process which is involved to build a product by mixing standardized…

Q: Describe two methods of striking an arc with an electrode

A: There are two methods of striking an arc   Scratching   Tapping

Joining Processes

It is the process of permanent or temporary joining of two metal pieces with the help of heat or pressure. Two metal parts are assembled by applying an energy source for the formation of a single unit. The obtained joined metals cannot be fragmented easily with the application of any force.