Welding Exam Review

Burns can be caused by ultraviolet light rays

• True
• False

An electrode holder can overheat if the jaws are dirty or loose

• True
• False

What does the number 70 represent in E7018

• diameter of electrode
• tensile strength
• flux coating
• welding position

when cutting with an oxy-fuel torch, if the cutting stream is too fast,

• the cut may be incomplete
• the top edge may be melted
• the cutting stream may gouge the side of the cut
• it may take off like a rocket

When referring to OFC, what is the width of a single cut called? "Also referring to the metal that has been removed.

• slag
• width
• trash
• kerf

To treat a 3rd degree burn, apply ointments or antibiotic cream.

• True
• False

Too much visible light can cause temporary night blindness

• True
• False

Damage to your hearing caused by high sound levels is permanent and may not be detected until later in life

• True
• False

Welding or cutting lead bearing alloys or metals which have been painted with lead based paint can generate lead oxide fumes

• True
• False

The welding area should be properly ventilated by forced ventilation when in a confined space

• True
• False