We have sent an email with your new password.

Close this window

Basic Welding Mid-term Exam

50 Questions  I  By Crose
Basic Welding mid-term exam
This mid-term exam will ask questions covering the materials that have been discussed and practiced during the 2009 fall semester.

  
Changes are done, please start the quiz.


Question Excerpt

Removing question excerpt is a premium feature

Upgrade and get a lot more done!
1.  The device used to control the pressure on an oxyfuel cutting torch set is called?
A.
B.
C.
D.
2.  ANSI Z49.1 allows oxygen to be used as a substitute for compressed air when necessary.
A.
B.
3.  Burns are some of the most common and painful injuries in a welding shop.
A.
B.
4.  What type of thread and color are fuel gas fittings?
A.
B.
C.
D.
5.  One should never operatearc welding equipment while
A.
B.
C.
D.
6.  What should one never use on gas cylinders, regulators, connections and hoses?
A.
B.
C.
D.
7.  Areas that have less than ____ cubic feet per welder, or that have ceilings less than 16 feet high, require forced ventilation.
A.
B.
C.
D.
8.  Fuel gas hoses are usually colored
A.
B.
C.
D.
9.  While welding, ventilation should be placed as close to the fume source as practical.
A.
B.
10.  Fuel gas fittings are equipped with left-hand threads.
A.
B.
11.  If an excessive amount of preheat is used when making an oxyfuel cut, the?
A.
B.
C.
D.
12.  The maximum safe working pressure for Acetylene is
A.
B.
C.
D.
13.  While cutting with acetylene, the oxygen working pressure is?
A.
B.
C.
D.
14.  One should never enter a welding shop without wearing
A.
B.
C.
D.
15.  A Hot Work Permit
A.
B.
C.
D.
16.  Which of the following is the only acceptable method for lighting oxyfuel torches?
A.
B.
C.
D.
17.  What type of clothing should always be worn when using an OFC torch?
A.
B.
C.
D.
18.  When not in use, an electrode holder GTAW torch or MIG gun should not be placed in contact with a grounded metal surface.
A.
B.
19.  Safety glasses are not required when welding with the helmet down.
A.
B.
20.  When using a fire extinguisher to extinguish a fire, it should be
A.
B.
C.
D.
21.  What are the initials of the federal organization created to insure safe and sanitary working conditions for employees?
A.
B.
C.
D.
22.  The oxyfuel cutting process uses oxygen and what other types of gases?
A.
B.
C.
D.
23.  One should never touch an electrode to a metal surface other than the workpiece because those surfaces may become electrically live.
A.
B.
24.  Oxygen cylinders should never be stored with flammable gases such as acetylene cylinders.
A.
B.
25.  A burn that causes the skin to blister is referred to as a
A.
B.
C.
D.
26.  The maaximum safe working pressure for acetylene is?
A.
B.
C.
D.
27.  A fully charged oxygen cylinder contains approximately 225 psi at 70 degrees F.
A.
B.
28.  Potential hazards related to arc welding are
A.
B.
C.
D.
29.  Which oxyacetylene flame has an excess of fuel?
A.
B.
C.
D.
30.  What is the term for the width of the cut produced by any cutting process?
A.
B.
C.
D.
31.  Acetylene cylinders should never be operated while lying on their side because acetone could be drawn into the valve, regulator and hose.
A.
B.
32.  Mechanized OFC is commonly referred to as a track burner?
A.
B.
33.  It is not necessary to wear shaded lenses when oxyfuel cutting, because it uses a flame instead of an electric arc.
A.
B.
34.  One should never cut or weld directly against
A.
B.
C.
D.
35.  Which fuel gas can be used to cut low-carbon steel?
A.
B.
C.
D.
36.  Gas cylinder must be chained or secured at all times.
A.
B.
37.  A confined space is one that
A.
B.
C.
D.
38.  Skin contact with liquid oxygen can cause frostbite.
A.
B.
39.  Flash burn is
A.
B.
C.
D.
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)
A.
B.
C.
D.
41.  Acetylene can be used with an oxyfuel cutting tip?
A.
B.
42.  Oxyacetylene torches can cut?
A.
B.
C.
D.
43.  The selection of a correct lens shade number depends on the
A.
B.
C.
D.
44.  A butane or propane cigarette lighter is safe around welding equipment as long as it is kept in one's pocket.
A.
B.
45.  Because of the low amount of ultraviolet light present, it is not necessary to use shaded lenses when oxy-fuel cutting.
A.
B.
46.  What type of fire extinguisher should be used on an electrical fires?
A.
B.
C.
D.
47.  Long hair, loose fitting clothes, and ties are personal safety hazards around rotating equipment.
A.
B.
48.  While flame cutting, the preheat flames (with the cutting jets open) should be?
A.
B.
C.
D.
49.  In order to maintain production, it is acceptable to operate welding equipment beyond its rated capacity.
A.
B.
50.  Vaporized metals such as zinc, cadmium, lead, chromium and beryllium
A.
B.
C.
D.
Back to top

Removing ad is a premium feature

Upgrade and get a lot more done!
Take Another Quiz