Self-Test B-6.1: Describe Safety Requirements and Precautions for Arc Welding

Complete Self-Test B-6.1 and check your answers.

1. What is the first rule to remember when dealing with victims of electrical shock?
   1. Pry or pull them loose with a non-conductive material
   2. Avoid touching the victim if he or she is still in contact with the source of power
   3. Send someone else to disconnect the power source
   4. Send for the first-aid attendant
2. Which of the following best describes storage of electrodes?
   1. Metal container
   2. Neat pile on the workbench
   3. Wooden container
   4. Neat pile on the floor
3. What should you do if you inspect your welding cables prior to welding and find breaks in the insulation?
   1. Ignore them
   2. Replace the cable before work
   3. Repair them with proper tape
   4. Flag them for repair after work
4. When should all troubleshooting and maintenance of welding machines must be done?
   1. Circuits show a line drop condition
   2. Circuit is disconnected and locked out
   3. Machine is not under load
   4. Circuits are open and unplugged
5. What is the recommended minimum distance from which the electric arc should be seen by the naked eye?
   1. 8 m (26′)
   2. 10 m (33′)
   3. 12 m (40′)
   4. 14 m (46′)
6. When arc welding, what eyewear must you use?
   1. Dark shaded sun glasses
   2. Welding goggles with filter lens
   3. A welder’s helmet with filter lens
   4. Flash goggles
7. Lenses come in numbered shades. Which would you use for a higher current setting?
   1. No. 10
   2. No. 12
8. Which of the following best describes the protective clothing to be worn for arc welding?
   1. Dark
   2. Light
   3. Neutral
   4. Colours is not significant
9. Toxic fumes that result from welding are always identifiable by smell.
   1. True
   2. False
10. When your welding machine is on but you have finished welding, what must you do first?
    1. Remove your gloves and helmet
    2. Remove the electrode from its holder
    3. Disconnect the ground cable
    4. Disconnect the electrode cable)

Answer Key: Self-Test B-6.1 is on the next page.