Matematik Mudah

What is the purpose of a welding helmet?

• To make the welder look intimidating

• To keep the welder's head warm during work

• To protect the welder's eyes, face, and neck from sparks, heat, and harmful ultraviolet and infrared rays.

• To provide a stylish accessory for the welder

Name three types of welding machines.

• Oven, Microwave, Toaster

• MIG welder, TIG welder, Stick welder

• Hammer, Screwdriver, Pliers

• Sewing machine, Drill machine, Vacuum cleaner

What is the function of a welding clamp?

• To cool down the metal after welding

• To cut the metal into desired shapes

• To provide light during the welding process

• To hold the pieces of metal together during the welding process

What is the difference between MIG and TIG welding?

• MIG welding uses a continuously fed wire electrode and a shielding gas, while TIG welding uses a non-consumable tungsten electrode and a separate filler material if needed.

• MIG welding and TIG welding are the same process with different names.

• MIG welding uses a non-consumable tungsten electrode and a separate filler material if needed.

• TIG welding uses a continuously fed wire electrode and a shielding gas.

What safety equipment should be worn when welding?

• Welding helmet, gloves, and sandals

• Welding helmet, shorts, and tank top

• Welding helmet, gloves, and flip flops

• Welding helmet, gloves, apron, and safety glasses

What is the purpose of a welding electrode?

• To conduct electric current and create an arc for welding

• To provide light during welding

• To cool down the welding area

• To measure the temperature of the welding material

What are the essential tools for oxy-acetylene welding?

• Oxygen and acetylene tanks, welding torch, hoses, regulators, and welding goggles

• Screwdriver and pliers

• Hammer and nails

• Drill and saw

Explain the function of a welding torch.

• To cool down the metal before welding

• To generate a high-temperature flame to melt metal for welding

• To create a decorative pattern on the metal

• To provide light for the welder to see better

What is the role of a welding table in the welding process?

• It is a safety device to protect the welder from sparks.

• It provides a source of electricity for the welding machine.

• It provides a stable and flat surface for the welding process.

• It is used to store welding rods and other accessories.

What are the different types of welding electrodes and their uses?

• Aluminum, Copper, Steel

• TIG, MIG, Stick

• Rutile, Basic, Cellulosic

• Flux-cored, Submerged, Gas metal arc