Welding Techniques

What is the process of joining two or more metal pieces by melting them together?

• Brazing

• Gluing

• Welding

• Soldering

Which welding technique uses a filler material to join two pieces of metal?

• Arc welding

• MIG welding

• TIG welding

• Stick welding

What type of welding technique uses a gas flame to generate heat for melting metals?

• MIG welding

• Oxy-fuel welding

• Plasma welding

• Arc welding

What is the purpose of a welding helmet in welding?

• To provide extra weight for better stability

• To keep the welder warm in cold weather

• To improve the welder's hearing ability

• To protect the welder's eyes and face from sparks, intense light, and harmful UV radiation.

What safety equipment is essential for welders to protect their eyes from harmful light?

• Welding helmets with shade lenses

• Sunglasses

• Safety goggles

• Baseball cap

What is the term for the pool of molten metal created during welding?

• weld pool

• fusion pool

• melt pool

• liquid metal reservoir

Which welding technique is known for its precision and clean finish?

• MIG welding

• TIG welding

• Arc welding

• Stick welding

What is the importance of proper ventilation in a welding environment?

• Proper ventilation in a welding environment is important to remove harmful fumes and gases produced during the welding process.

• Welding fumes are not harmful and do not need to be removed

• Ventilation only affects the aesthetics of the welding environment

• Proper ventilation is not necessary in welding environments

Name a welding technique commonly used in automotive repair.

• TIG welding

• MIG welding

• Stick welding

• Plasma welding

Which mode of metal transfer provides spatter free weld?

• Short circuit transfer

• Spray transfer

• Globular transfer

• Bulk transfer