Question

technician a says the light from a welding arc is very bright and contains high levels of ultraviolet radiation. technician b says the lens on a welding helmet has heavily shaded glass to reduce the intensity of the light from the welding arc, allowing you to see the task you are performing more clearly. who is correct?

○ a. technician a
○ b. technician b
○ c. both technician a and technician b
○ d. neither technician a nor technician b

Explanation:

• Technician A: Welding arcs emit bright light with high UV radiation (fact).
• Technician B: Welding helmet lenses (shaded glass) reduce light intensity for clearer vision (fact).

Both statements are correct.

Answer:

c. Both Technician A and Technician B