Ag Mech Practice Test UPDATED ACTUAL
Exam Questions And CORRECT Answers
When arc welding, injury to the eyes can result from
A. Chipping without eye protection
B. Viewing welding without a helmet or shield
C. Welding with less than a No. 10 lens
D. All of the above - CORRECT ANSWER -D
The appearance and strength of a bead are influenced by
A. Amperage setting on welder
B. Angle that the electrode is held
C. Travel speed when making the weld
D. All of the above - CORRECT ANSWER -D
Burning clothes on a human should be extinguished with
A. A fire blanket
B. A fire extinguisher
C. Sand
D. Water - CORRECT ANSWER -A
Water in a welding area is useful for
A. Receiving sparks from piercing
B. Extinguishing fires
C. Cooling metal
D. All of these - CORRECT ANSWER -D
If only one kind of electrode for all arc welding is to be purchased, the best choice is an
, A. E6010
B. E6011
C. E6013
D. E7018 - CORRECT ANSWER -B
For most welding in agricultural mechanics the best electrode size is
A. 1/16 inch
B. 1/8 inch
C. 3/16 inch
D. 1/4 inch - CORRECT ANSWER -B
What are the advantages of gold-coated filter lenses?
A. Allows the welder to see the work in gold colors and reflects 99.9 percent of the harmful rays
and 99.9 percent of the heat.
B. Allows the welder to see the work in black and white and reflects 75.5 percent of the harmful
rays and absorbs 50 percent of the heat.
C. Allows the welder to see the work in natural colors and reflects 99.9 percent of the harmful
rays and 99.9 percent of the heat.
D. Allows the welder to see the work in natural colors and absorbs 99.9 percent of the harmful
rays
and 99.9 percent of the heat. - CORRECT ANSWER -C
At what angle should the electrode be held to realize the greatest advantage of the
electromagnetic field surrounding the electrode?
A. 45°
B. 75°
C. 90
D. 115° - CORRECT ANSWER -C
Exam Questions And CORRECT Answers
When arc welding, injury to the eyes can result from
A. Chipping without eye protection
B. Viewing welding without a helmet or shield
C. Welding with less than a No. 10 lens
D. All of the above - CORRECT ANSWER -D
The appearance and strength of a bead are influenced by
A. Amperage setting on welder
B. Angle that the electrode is held
C. Travel speed when making the weld
D. All of the above - CORRECT ANSWER -D
Burning clothes on a human should be extinguished with
A. A fire blanket
B. A fire extinguisher
C. Sand
D. Water - CORRECT ANSWER -A
Water in a welding area is useful for
A. Receiving sparks from piercing
B. Extinguishing fires
C. Cooling metal
D. All of these - CORRECT ANSWER -D
If only one kind of electrode for all arc welding is to be purchased, the best choice is an
, A. E6010
B. E6011
C. E6013
D. E7018 - CORRECT ANSWER -B
For most welding in agricultural mechanics the best electrode size is
A. 1/16 inch
B. 1/8 inch
C. 3/16 inch
D. 1/4 inch - CORRECT ANSWER -B
What are the advantages of gold-coated filter lenses?
A. Allows the welder to see the work in gold colors and reflects 99.9 percent of the harmful rays
and 99.9 percent of the heat.
B. Allows the welder to see the work in black and white and reflects 75.5 percent of the harmful
rays and absorbs 50 percent of the heat.
C. Allows the welder to see the work in natural colors and reflects 99.9 percent of the harmful
rays and 99.9 percent of the heat.
D. Allows the welder to see the work in natural colors and absorbs 99.9 percent of the harmful
rays
and 99.9 percent of the heat. - CORRECT ANSWER -C
At what angle should the electrode be held to realize the greatest advantage of the
electromagnetic field surrounding the electrode?
A. 45°
B. 75°
C. 90
D. 115° - CORRECT ANSWER -C
