Preview Questions Welder | Role Specific Skill

Question 1: What is the recommended procedure for removing contaminants from the surface of a metal prior to welding?

Which action should you take?

Choose only one option

Use acetone or a similar solvent to clean the surface

Use water to wash the surface

Use abrasive blasting only

Use compressed air to blow off dust

Question 2: What is the function of the ground clamp in welding?

Which action should you take?

Choose only one option

To adjust the heat input during welding

To increase the arc temperature

To complete the electrical circuit

To stabilize the wire feed

Question 3: When setting up a MIG welder, what is the recommended wire feed speed for 0.035-inch steel wire on a 3/16-inch thick mild steel?

Which action should you take?

Choose only one option

350-400 inches per minute

90-120 inches per minute

150-200 inches per minute

240-280 inches per minute

Question 4: What type of gloves are considered safest for use during welding to prevent burns and electrical shock?

Which action should you take?

Choose only one option

Leather gloves with a lining

Insulated gloves

Rubber gloves

Cotton gloves

Question 5: What should be done if welding fumes become excessively strong or hazardous in the work area?

Which action should you take?

Choose only one option

Apply a face shield to reduce exposure

Continue work with increased ventilation

Stop working immediately and ventilate the area

Wear a respirator and continue welding

Question 6: How does surface roughness affect the weld quality when preparing metal surfaces?

Which action should you take?

Choose only one option

Increases weld strength

Causes inconsistent weld penetration

Reduces heat input requirements

No effect