1) laser micro-welding technique is used to weld transparent polymers without the use of any absorbing materials. a. SHADOW b. TWIST c. Laser Spike Welding d. Laser Droplet Welding

Q: 2- Give the main steps to operate the laser ablation devices?

A: Laser ablation is the process of removal of material from solid material by carrying out irradiation…

Q: What does liquid-solid phase bonding mean and in which cases is it preferred over welding? What does…

A: The liquid-solid phase bonding is a joining technique that has been used to join a variety of…

Q: 12)In resistance spot welding process the time between pressure application and weld is called:

A: Solution:

Q: Why is argon the most commonly used shielding gas for GTA welding?

A: Argon is the used as a shielding gas for GTA welding because as we know argon is an inert gas and…

Q: Describe the potential hazard in the following picture in one paragraph?

A: Welding is a joining process in which metals, or sometimes plastics, are heated, melted and mixed to…

Q: What are the two methods of mechanical travel for SA welding?

A:

Q: Explain different between welding process, soldering process and brazing process with net sketch?

A: Let us discuss about welding , soldering and brazing process.

Q: differences between brazing and oxy fuel gas welding Propose any two welding defects that can be…

A:

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: List the materials that can give off dangerous fumes during welding and require forced ventilation.

A: Welding fumes are very small particles of solid materials which can able to float in the air. Thes…

Q: a) What exposure limit do you recommend to be considered for Chromium XI ? why? b) What exposure…

A: Exposure limits are chromium XI: Permissible exposure limit (PEL). The leader shall make sure that…

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: List five advantages of the modulated current andpulsed-arc metal transfer process.

A: The basic Metal inert gas welding process includes three distinctive process techniques: short…

Q: what needs to be prepared before welding?

A: To determine: Preparation before welding

Q: Define welding?  2/ Explain with neat sketch, “Gas welding” process.

A: Welding is a fabrication process in which two similar or different metals are joined with the help…

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: Riveting is an example of electrical and electronical joining process. Select one: True False

A: The given statement is false.

Q: Give some examples of Fastener Spacing?

A: Calculating fastener spacing; The formulas,   The formulas shown here are derived directly from…

Q: Compare welding, brazing and soldering.

A: Welding is the process of fabrication which is used to join two or more than two parts together by…

Q: What is the purpose of oxy-acetylene welding, and how this process differ from arc welding?

A: Oxy-acetylene welding or gas welding: A joining or welding process which is done by combustion of…

Q: What is the difference between soldering, brazing and welding?

A: Soldering: It uses a solder wire (usually a eutectic alloy of Pb-Sn) for joining the two-parent…

Q: If you need narrow deep penetration weld for heavv base metal, which type of current polarity you…

A: Solution:

Q: Brief description on all cold working methods, hot working methods and all kinds of welding.

A: solved

Q: Compare induction brazing and resistance brazing in terms of technology, power, application and…

A: Both the process is used to joint the substance with or without filler materials

Q: (a) Discuss the differences between fusion and solid state welding.

A:

Q: a) Briefly Explain the similarities and differences between electron beam and laser beam welding…

A: EBW LBW 1. High welding speed High speed High speed 2. Penetration Deep penetration Lack…

Q: Explain steps of welding process, soldering process and brazing process with net sketch?

A: Welding:- Welding is a process by which two materials may be similar or dissimilar,  usually metals,…

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

A:

Q: Explain with neat sketch, “Galvanizing” heat treatment process

A: As per Given question  We have explain galvanizing heat treatment process

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

A:

Q: What is the approximate value of the half value layer when Carbon-14 sample was used with an…

A: Aluminum shielding is used to provide strength and offers higher conductivity. Also, Aluminum does…

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: TIG welding is characterized as

A: Given: TIG Welding To determine: TIG welding characterize as

Q: During arc welding, the heat input per unit length reduces, with increase of

A: Given Data⇒ Arc welding Heat input per unit length