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

Q: 3) Epitaxial solidification occurs during Autogenous welding Welding with dissimilar fillers…

A: The solid particles of melt require heterogeneous nucleation. where

Q: 7) Consider the following statements regarding Laser welding: 1: Conduction mode welding is normally…

A: Conduction mode welding has a power density that is just enough to cause the metal to melt. The weld…

Q: 11)ln inertia drive friction welding energy is used to do the welding. Rotational O Kinetic…

A:

Q: In flux-cored arc welding process, the type of electrode is a; * O Welding rod O Welding wire O…

A: Concept: Flux cored arc welding process is a arc welding process in which heat for welding process…

Q: With the electric arc welding rate of 18 in./min., how long will It take to weld a ½ in. Thick plate…

A:

Q: Stick" welding is a term sometimes" applied when referring to which one of :the following processes…

A: Flux Shielded Arc Welding or Stick Welding is a manual arc welding process that uses consumable…

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: 8) Which one of the following statement is - not correct about ultra short pulse laser welding? a)…

A: The given problem is based on welding technique in manufacturing engineering.

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

A: Pressure welding is a process in which external pressure is applied on the joining section (weld…

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

A:

Q: 4) In the non-transferred plasma arc welding process, arc is struck between the tungsten electrode…

A: Plasma Arc Welding (PAW) is an arc welding process similar to gas tungsten arc welding(GTAW).

Q: In 'reverse polarity' of arc welding O A. Electrode is connected to + and most of the heat is…

A: Direct Current Electrode positive or Direct Current Reverse Polarity In this type of arc welding,…

Q: several models of electric welding products

A:

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

A:

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: 1) The temperature range in plasma arc welding is of the range? O 35000-40000°F O 40000-45000'F…

A:

Q: 2. What is oxy-acetylene welding flux? Is there a welding rod coated already with flux? What is the…

A: Oxy acetylene welding is the welding process in which mixture of oxygen and acetylene gas is used…

Q: 15)In which type of resistance welding, capacitor-discharge is used? Butt welding OSeam welding O…

A: Out of all the four given options, capacitor-discharge is used in Percussion welding. In which, the…

Q: 12- Brazing and soldering are attractive comparing to welding for some situations: I. the metals…

A: It is required to determine in which situation brazing and soldering is used

Q: 1. What is the difference between shielded Metal Arc Welding and Gas Metal Arc welding process (at…

A: SMAW GMAW Flux-coated eletrode is used and flux layer is thicker  In GMAW, Bare electrode is…

Q: It is desired to determine the cost of the submerged arc welding operation in the preceding problem,…

A:

Q: 7) Which group of electrodes are best suitable for high temperatures during resistance spot welding?…

A: Solution:

Q: Which of the following  welding processes does not use consumable electrodes? a. Gas Welding b.…

A: Which of the following  welding processes does not use consumable electrodes? a.Gas Welding…

Q: 36 - Flux usually provide additional function(s): I. provide a protective atmosphere for welding H.…

A:

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: a. electron beam welding b. gas metal arc welding - c. diffusion welding d. plasma arc welding e.…

A: All except diffusion welding process is related to the fusion welding.

Q: (b) Describe the principles of following welding methods. (i) (ii) (iii) (iv) MIG welding TIG…

A: GIVEN-            TOPIC WELDING PROCESS FIND- PRINCPLES OF DIFFERENT WELDING PROCESSES        I -…

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

A: False

Q: 1) laser micro-welding technique is used to weld transparent polymers without the use of any…

A: TWIST ("Transmission Welding by Incremental Scanning Technique") is a  micro welding technique where…

Q: Gas welding is a fusion welding process. Select one: O True O False

A: The fusion welding process is defined as the joining process in which two different or similar…

Q: explain four (4) characteristics of acetylene. b) discuss the characteristics of oxy-acetylene…

A: Answer (a) Characteristics of acetylene: The acetylene is non-toxic, odorless and colorless. The…

Q: 3) Gas welding is a fusion welding process. Select one: True False

A: Welding is a process that is done to join metals together. This process uses high heat. Usually heat…

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

A:

Q: Select TWO (2) types of arc welding processes that are suitable for welding hot passes quickly and…

A:

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

A: a) Three types of flames produced in the gas welding process

Q: 5) The type of environment that offers best protection to the molten weld pool during fusion welding…

A: There are many types of fusion welding such as, shield metal arc welding, plasma arc welding,…

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: 5) Which one of the following options is true about friction stir welding? Fine microstructure is…

A: Solution:

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: 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: 217) State the colour code used to idenlıly oxygen and acetylene gas botles/cylinders for oxy-…

A: Concept Of Oxy-acetylene Welding

Q: 9) Which of the following joining- techniques are referred as dual shield welding process? O PAW O…

A:

Q: Which one of the assembly processes does not require metal fusion?         a)Gas welding…

A: In adhesive welding, it is not required to melt and fused together.

Q: 5) The heat generated (H) in resistance welding is expressed by: O12Rt

A: Solution:

Q: Welding is defined as a joining process that produces coalescence of materials by heating them with…

A: This question is based on the concept of welding.

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