In gas welding, the oxygen- acetylene gases are mixed in_- a. Hose b. Nozzle c. Torch d. Pressure Regulator

Q: In oxy-acetylene welding, the oxygen cylinder is usually painted in which color? Black В. Red White…

A: As per given question  In oxy-acetylene welding, the oxygen cylinder is usually painted in which…

Q: a). Explain the three types of flames produced in the gas welding process.

A: Solution:   Note: Dear Student! As per our guidelines, we are only allowed to answer a single…

Q: Briefly explain the gas welding process with a neat diagram.

A: Gas welding : Gas welding is a welding process that melts and joins metals by heating them with a…

Q: Briefly explain the arc welding process with a neat diagram.

A:

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

A:

Q: Why the maximum discharge rate should not be exceeded? a. Acetylene becomes unstable and could…

A: acetylene is non toxic ,odorless and very reactive gases , it can be used in gas cutting as well ass…

Q: 1. Name the three main types of welding processes.

A: Solution:   Note: Dear Student! As per our guidelines, we are only allowed to answer a single…

Q: What can make welding in the 2G vertical fixed pipe position difficult?

A: The following is how the 2G welding positions are used. 1. Vertical position is used when using 2G…

Q: What are the main reasons for using a coating in all arc welding rods and not used in the case of…

A: The reasons for using a coated electrode in arc welding

Q: safety practices of performing Submerged Arc Welding process

A: Helmet, shield and all other safety equipment are must as per OSHA requirements during all arc…

Q: a). Explain the three types of flames produced in the gas welding process. b). Explain the soft…

A:

Q: Flux core arc welding uses O Tubular electrode with flux coated on its outer surface O Tubular…

A: Tubular electrode with flux filled inside the tube

Q: What is missing below in order to satisfy the conditions necessary in order to cut when using an…

A: What is missing below in order to satisfy the conditions necessary in order to cut when using an…

Q: While doing arc welding with a DC welding machine,a consumable electrode can be used True False

A: Given: While doing arc welding with a DC welding machine; a consumable electrode can be used To…

Q: Q2) Answer the following questions:- (A) What is the Flux? Explain the purpose and the uses of the…

A: Welding is the process in which two metals or materials are joint with each other. In this process…

Q: Why must a welding machine’s duty cycle never beexceeded?

A: A load or circuit's duty cycle is the proportion of time spent ON to time spent OFF. Duty cycle,…

Q: a) With a neat diagram explain types of flames in gas welding. each type of flame.

A:

Q: Question No.14. Backhand technique used in gas welding is suitable for joining Thin sheets O…

A: Backhand welding: It is a welding technique under which the worker welds the objects from left to…

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: Thermit, used in thermit welding is, a mixture of: O Charcoal and aluminum Charcoal and iron oxide O…

A: Thermit is the raw material used in connecting conductors and provide mechanical strength and…

Q: 14) Which of the following is not a type; of arc welding? O Metal Inert Gas welding (MIG) O Metal…

A: Metal inert gas welding is a type of liquid state welding in which wire is used as electrode.…

Q: ace of nitr

A: introduction: Nitrogen is employed in some heat treatments and can be used as a shielding gas for…

Q: Question No 15. Which of these method is suitable for joining an air tight or liguid tight container…

A: Option d is correct.

Q: Identify the Gas welding flame Normal Flame Carbursing flame Arc welding flame Oxidizing flame

A: As, neutral flames have small inner cone with Outer Envelope like the figure given..

Q: Name and sketch 2 systems of oxygen/acetylene welding in workshop.

A: The above diagram shows the basic oxy-fuel gas welding equipment. It is also known as Oxyactlene…

Q: Briefly explain the gas welding process with a neat diagram.

A: Gas welding is a process in which heat is generated by burning fuel gases which is used to form a…

Q: 1. Why is it important to follow the instruction on the books especially the recommended welding…

A: The oxy acetylene welding technique is a welding process in which a mixture of oxygen and acetylene…

Q: How many inches of weld are required around each end of the BI pipe? (use

A: Given:  In the drawing there are 2 Bi pipes

Q: 4. Write the steps for starting and switching of oxy welding flame in your own words.

A: Starting the oxy welding flame 1. check if the gas flow from the oxygen and the acetylene cylinder…

Q: 19)Thermit welding is a O Resistance welding OSolid-liquid state welding O Fusion welding O Forge…

A:

Q: State three engineering assumptions to calculate kinematics and dynamic properties of the mixture of…

A: Welding fumes are made up of a complex combination of metals, metal oxides, silicates, and…

Q: 17. When it's necessary to reduce the alloying elements lost in a welding operation, which of the…

A: First let us understand what is the meaning of alloying elements, they are the elements that…

Q: What can happen to the weld pool if the torch movement is too long?

A: 'Weld pool' is a term used in the terminology of the welding process. Weld pool is the molten metal…

Q: 1. a) With a neat diagram explain types of flames in gas welding. Write any one application of each…

A: Types of flames in gas welding ;

Q: What is the approximately temperature of arc needed for arc welding? O 600-1000°C O 6000-8000°C O…

A: Solution:

Q: Which of the following tools is not essential while doing arc welding?

A: Answer:  Snips

Q: The product of mixed acetylene oxygen and burned at the tip of the welding torch are *

A: there are two processes, Primary combustion - occurs in inner envelope. Secondary combustion -…

Q: Application areas of some welding methods are given below. Match the welding method with the given…

A: A. Root pass welding of reactive materials B. Thin-Walled pipe welding C. In the production of…

Q: 18. Spot welding is classified as: A. Thermit Welding B. resistance welding C. Friction welding D.…

A: Spot welding is classified as resistance welding

Q: Describe FIVE (5) major hazards and precaution measures of Arc Rays and Spatter during performing…

A: Solution:   Five major hazards and precaution measures of Arc Rays and Spatter during performing Arc…

Q: Describe the relation between voltage and amperage for welding current.

A: Given Data : Welding

Q: Gas welding is an example of Seam welding Spot welding Pressure welding Fusion welding

A:

Q: Which welding process is depicted? a. electron - beam welding O b. friction welding O c. resistance…

A: A welding arrangement is given in figure in which a power supply unit is shown which is connected to…

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: Submerged Arc Welding

A: Submerged-arc welding (SAW) is a common arc welding process that involves the formation of an arc…

Q: 17)Which is/are correct statement about the Thermit Welding process? Exothermic Reactions OIt is…

A: Thermit welding process is also called as exothermic welding because it generates heat through…

Q: Explain the gas welding process with neat diagram and indicate the all parts. Write any two…

A:

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: Which of the following processes isn't related to the fusion welding? a. electron beam welding O b.…

A: Correct option: (c) diffusion welding

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.