Welding Final 2010

85 Questions | Attempts: 2422
Share
Quiz Flashcard
SettingsSettings
Please wait...
  • 1/85 Questions

    Burns are some of the most common and painful injuries in a welding shop.

    • True
    • False
Please wait...
About This Quiz

Welding is the process of joining materials – usually metals or thermoplastics – by causing fusion, a method of metal-joining technique that involves melting the base metal. Do you consider yourself a master of the practice? Prove it with this quiz!

Welding Final 2010 - Quiz

Quiz Preview

  • 2. 

    Gas cylinders must be chained or secured at all times.

    • True

    • False

    Correct Answer
    A. True
  • 3. 

    Acetylene cylinders should never be operated while lying on their side because acetone could be drawn into the valve, regulator and hoses.

    • True

    • False

    Correct Answer
    A. True
  • 4. 

    While welding, ventilation should be placed as close to the fume source as practical.

    • True

    • False

    Correct Answer
    A. True
  • 5. 

    Long hair, loose-fitting clothes, and ties are personal safety hazards around rotating equipment.

    • True

    • False

    Correct Answer
    A. True
  • 6. 

    Fuel gas fittings are equipped with left hand threads.

    • True

    • False

    Correct Answer
    A. True
  • 7. 

    Which of the following is the only acceptable method for lighting oxyfuel torches?

    • Matches

    • Cigarette lighter

    • Welding arc

    • Striker

    Correct Answer
    A. Striker
  • 8. 

    Skin contact with liquid oxygen can cause frostbite.

    • True

    • False

    Correct Answer
    A. True
  • 9. 

    One should never touch an electrode to a metal surface other than the workpiece because those surfaces may become electrically live.

    • True

    • False

    Correct Answer
    A. True
  • 10. 

    Potential hazards relating to arc welding are

    • Radiation

    • Fumes

    • Toxic gases

    • All of the above

    Correct Answer
    A. All of the above
  • 11. 

    Fuel gas hoses are usually colored

    • Green

    • Red

    • Blue

    • Yellow

    Correct Answer
    A. Red
  • 12. 

    One should never enter a welding shop without wearing

    • Gloves

    • Safety glasses

    • A welding helmet

    • Welding leathers

    Correct Answer
    A. Safety glasses
  • 13. 

    One should never operate arc welding equipment while

    • Standing on wet or damp floors

    • In poorly lighted areas

    • Someone is standing near by

    • In a confined area with proper ventilation

    Correct Answer
    A. Standing on wet or damp floors
  • 14. 

    Oxygen cylinders should never be stored with flammable gases such as acetylene cylinders.

    • True

    • False

    Correct Answer
    A. True
  • 15. 

    When not in use, an electrode holder, GTAW torch or MIG gun should not be placed in contact with a grounded metal surface.

    • True

    • False

    Correct Answer
    A. True
  • 16. 

    When using a fire extinguisher to extinguish a fire, it should be

    • Pointed at the base of the fire

    • Moved up and down to cool the flames

    • Pointed at the top of the fire

    • Held within six (6) inches of the flames

    Correct Answer
    A. Pointed at the base of the fire
  • 17. 

    What are the initials of the federal organization created to insure safe and sanitary working conditions for employees?

    • FAA

    • IRS

    • FDA

    • OSHA

    Correct Answer
    A. OSHA
  • 18. 

    A butane or propane cigarette lighter is safe around welding equipment as long as it is kept in one's pocket.

    • True

    • False

    Correct Answer
    A. False
  • 19. 

    GMAW is the abbreviation for?

    • Gas Machine Arc Welding

    • Gas Method Arc Welding

    • Gas Material Arc Welding

    • Gas Metal Arc Welding

    Correct Answer
    A. Gas Metal Arc Welding
  • 20. 

    What should one never use on gas cylinders, regulators, connections and hoses?

    • Wrenches

    • Teflon tape

    • Leak detectors

    • Oil

    Correct Answer
    A. Oil
  • 21. 

    What does the 70 indicate in the electrode classification ER70S-3?

    • Trade name

    • Tensile Strength

    • Yield Strength

    • Hardness

    Correct Answer
    A. Tensile Strength
  • 22. 

    Vaporized metals, such as zinc, cadmium, lead, chromium and beryllium

    • Are hazardous

    • Can be ignored

    • Are highly flammable

    • May cause slag inclusions

    Correct Answer
    A. Are hazardous
  • 23. 

    Safety glasses are not required when welding with the helmet down.

    • True

    • False

    Correct Answer
    A. False
  • 24. 

    The maximum safe working pressure for Acetylene is

    • 10 psi.

    • 15 psi.

    • 20 psi.

    • 32 psi.

    Correct Answer
    A. 15 psi.
  • 25. 

    A Hot Work Permit

    • Authorizes the performance of work potentially posing a fire hazard

    • Promotes the development of standard fire safety guidelines

    • Records unsafe conditions at a job site

    • Helps the manager keep records of hazardous spaces

    Correct Answer
    A. Authorizes the performance of work potentially posing a fire hazard
  • 26. 

    In order to maintain production, it is acceptable to operate welding equipment beyond its rated capacity.

    • True

    • False

    Correct Answer
    A. False
  • 27. 

    The maximum recommended safe working pressure for Acetylene is

    • 10 pounds per square inch

    • 15 pounds per square inch

    • 20 pounds per square inch

    • 32 pounds per square inch

    Correct Answer
    A. 15 pounds per square inch
  • 28. 

    What type of thread and color are fuel gases fittings?

    • Right hand - Red

    • Left hand-Red

    • Right hand - Green

    • Left hand - Green

    Correct Answer
    A. Left hand-Red
  • 29. 

    In GMAW, insufficient gas flow can cause?

    • Undercut

    • Overlap

    • Porosity

    • Hydrogen cracking

    Correct Answer
    A. Porosity
  • 30. 

    The benefit of copper coated electrode wires is

    • Better arc starts

    • Increased contact tip life

    • Improved wire feeding

    • All of the above

    Correct Answer
    A. All of the above
  • 31. 

    One should never cut or weld directly against

    • Cast iron

    • Concrete

    • A workbench

    • A non-flammable surface

    Correct Answer
    A. Concrete
  • 32. 

    What is the term for the width of the cut produced by any cutting process?

    • Drag line

    • Kerf

    • Wraparound

    • Slag

    Correct Answer
    A. Kerf
  • 33. 

    Of the following, which is not a requirement for the SMAW process?

    • Electricity

    • Gas supply

    • Base metal

    • Filler metal

    Correct Answer
    A. Gas supply
  • 34. 

    Which of the following is considered an advantage of the GMAW process?

    • Higher deposition rates than manual processes

    • Easy to use compared to manual processes

    • Less electrode waste than with SMAW

    • All of the above

    Correct Answer
    A. All of the above
  • 35. 

    The selection of a correct lens shade number depends on the

    • Brightness of the sun in the area

    • Type of shielding gas being used

    • Amount of welding current being used

    • Filler metal being used

    Correct Answer
    A. Amount of welding current being used
  • 36. 

    What type of fire extinguisher should be used on electrical fires?

    • Type A

    • Type B

    • TypeC

    • Type D

    Correct Answer
    A. TypeC
  • 37. 

    Flash burn is

    • Another name for a severe sunburn

    • A burn caused by the welding arc coming in contact with bare skin

    • A bum to the eye caused by exposure to ultraviolet light from the welding arc

    • Damage to equipment and clothing due to the extreme heat of the welding arc

    Correct Answer
    A. A bum to the eye caused by exposure to ultraviolet light from the welding arc
  • 38. 

    A burn that causes the skin to blister is referred to as a

    • First degree burn

    • Second degree burn

    • Third degree burn

    • Fourth degree burn

    Correct Answer
    A. Second degree burn
  • 39. 

    The voltage present when the welding machine power switch is in the ON position, but no welding is taking place is called

    • Open-circuit voltage

    • Operating voltage

    • Arc voltage

    • High frequency voltage

    Correct Answer
    A. Open-circuit voltage
  • 40. 

    Federal regulation requires that hazardous information about a product be provided to all users of that product. The form used to provide this information is called a(n)

    • Information Form (IF)

    • Hazardous Information Sheet (HIS)

    • Occupational Safety and Hazard Form (OSHF)

    • Material Safety Data Sheet (MSDS)

    Correct Answer
    A. Material Safety Data Sheet (MSDS)
  • 41. 

    Rectifiers are noted for their ability to

    • Control welding power

    • Reduce spatter

    • Change AC to DC current

    • Eliminate arc blow

    Correct Answer
    A. Change AC to DC current
  • 42. 

    The oxyfuel process uses oxygen and what other types of gases?

    • Inert Gases

    • Reactive Gases

    • Mixed gases

    • Flammable gases

    Correct Answer
    A. Flammable gases
  • 43. 

    A confined space is one that

    • Has a flammable atmosphere

    • Has unrestricted means of entry or exit for employees

    • Is designed for continuous employee occupancy

    • Is large enough that a person can enter and perform tasks

    Correct Answer
    A. Is large enough that a person can enter and perform tasks
  • 44. 

    Because of the low amount of ultraviolet light present, it is not necessary to use shaded lenses when oxy-fuel cutting.

    • True

    • False

    Correct Answer
    A. False
  • 45. 

    The distance from the molten tip of the SMAW electrode to the surface of the molten weld pool should be

    • One electrode diameter

    • Open circuit voltage

    • Ignition length

    • Arc current

    Correct Answer
    A. One electrode diameter
  • 46. 

    The contact tube should be

    • Sized to match the wire diameter

    • Slightly smaller than the wire diameter

    • 1-1/2 times larger than the wire diameter

    • 2 times larger than the wire diameter

    Correct Answer
    A. Sized to match the wire diameter
  • 47. 

    Excessive amounts of weld spatter in the nozzle may cause

    • Lack of fusion

    • Undercutting

    • Poor shielding

    • Longitudinal cracks

    Correct Answer
    A. Poor shielding
  • 48. 

    Which oxyacetylene flame has an excess of fuel?

    • Oxidizing

    • Neutral

    • Carburizing

    • None of the above

    Correct Answer
    A. Carburizing
  • 49. 

    The shielding gas most commonly used for welding low carbon steel with GTAW is

    • Carbon Dioxide

    • Argon

    • Helium

    • A mix of Argon and Helium

    Correct Answer
    A. Argon

Quiz Review Timeline (Updated): Mar 19, 2022 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 19, 2022
    Quiz Edited by
    ProProfs Editorial Team
  • May 25, 2009
    Quiz Created by
    Crose
Back to Top Back to top
Advertisement
×

Wait!
Here's an interesting quiz for you.

We have other quizzes matching your interest.