What is the minimum level of eye protection recommended when performing any kind of electric arc welding?

A. UV rated sunglasses
B. #6 grade lens
C. #10 grade lens
D. #14 grade lens


Answer: C

Trades & Technology

You might also like to view...

Uneven disc brake pad wear is being discussed. Technician A says the caliper piston may be stuck. Technician B says the caliper may be stuck on the slides and unable to "float." Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Trades & Technology

Which of the following is NOT a type of backflow?

A. gravity B. back pressure C. back siphonage D. backwater

Trades & Technology

The surface of polyethylene after being treated with cold plasma using oxygen as the working gas is similar to the type of surface created when a spark is used to etch the surface of the same polyethylene material. Explain this similarity

What will be an ideal response?

Trades & Technology

What will happen if the motor is overloaded in a basic stop-start, push-button circuit with overload protection?

What will be an ideal response?

Trades & Technology