Welding Exam #1 Questions With Correct
Answers
If |increased |penetration |is |desired, |how |should |the |welder |adjust |the |amperage |setting |for |
SMAW? |- |CORRECT |ANSWER✔✔-Increase |the |amperage
Which |polarity |in |SMAW |results |in |deeper |weld |penetration? |- |CORRECT |ANSWER✔✔-DC |+
The |electrode |is |coated |with |a |flux |that: |- |CORRECT |ANSWER✔✔-Provides |a |gas |shield |during |
welding
Increasing |the |arc |length |makes: |- |CORRECT |ANSWER✔✔-more |splatter
With |SMAW |or |"stick", |which |of |the |following |does |the |operator |selects |or |adjusts? |- |
CORRECT |ANSWER✔✔-- |amperage |
- |polarity |
- |electrode
Which |direction |of |travel |is |recommended |for |SMAW? |- |CORRECT |ANSWER✔✔-pull
What |types |of |clothing |material |are |preferred |for |welding? |- |CORRECT |ANSWER✔✔-Flame-
resistant |wool |or |cotton
What |SMAW |welding |control |has |the |greatest |effect |on |penetration? |- |CORRECT |ANSWER✔✔-
amperage
What |welding |control |reduces |the |chance |of |an |electrode |sticking |to |the |base |metal |with |
open-root |designs? |- |CORRECT |ANSWER✔✔-arc |control
, What |is |the |correct |arc |length |for |SMAW? |- |CORRECT |ANSWER✔✔-Slightly |less |than |the |
electrode |diameter
What |are |the |indications |that |the |arc |length |is |too |long? |- |CORRECT |ANSWER✔✔-The |arc |will |
wander, |causing |too |much |spatter
What |is |the |travel |angle |for |most |SMAW |applications? |- |CORRECT |ANSWER✔✔-5-15 |degrees
In |what |situation |is |a |forehand |travel |angle |used? |- |CORRECT |ANSWER✔✔-In |the |vertical |up |
position
When |welding, |where |should |the |electrode |position |be |in |relation |to |the |weld |pool? |- |
CORRECT |ANSWER✔✔-The |electrode |position |must |be |maintained |at |the |leading |edge |of |the |
weld |pool
How |is |duty |cycle |measured? |- |CORRECT |ANSWER✔✔-By |the |amount |of |time |the |welding |
power |source |can |operate |without |over |heating |in |a |10 |minute |period.
Why |is |a |lap |joint |better |then |a |butt |joint |for |brazing? |- |CORRECT |ANSWER✔✔-Larger |surface |
area
What |is |the |best |range |of |joint |clearance |for |brazing? |- |CORRECT |ANSWER✔✔-.001 |- |.010"
What |needs |to |be |removed |from |the |surface |of |the |metal |prior |to |brazing? |- |CORRECT |
ANSWER✔✔-Oxides
Dirt
Answers
If |increased |penetration |is |desired, |how |should |the |welder |adjust |the |amperage |setting |for |
SMAW? |- |CORRECT |ANSWER✔✔-Increase |the |amperage
Which |polarity |in |SMAW |results |in |deeper |weld |penetration? |- |CORRECT |ANSWER✔✔-DC |+
The |electrode |is |coated |with |a |flux |that: |- |CORRECT |ANSWER✔✔-Provides |a |gas |shield |during |
welding
Increasing |the |arc |length |makes: |- |CORRECT |ANSWER✔✔-more |splatter
With |SMAW |or |"stick", |which |of |the |following |does |the |operator |selects |or |adjusts? |- |
CORRECT |ANSWER✔✔-- |amperage |
- |polarity |
- |electrode
Which |direction |of |travel |is |recommended |for |SMAW? |- |CORRECT |ANSWER✔✔-pull
What |types |of |clothing |material |are |preferred |for |welding? |- |CORRECT |ANSWER✔✔-Flame-
resistant |wool |or |cotton
What |SMAW |welding |control |has |the |greatest |effect |on |penetration? |- |CORRECT |ANSWER✔✔-
amperage
What |welding |control |reduces |the |chance |of |an |electrode |sticking |to |the |base |metal |with |
open-root |designs? |- |CORRECT |ANSWER✔✔-arc |control
, What |is |the |correct |arc |length |for |SMAW? |- |CORRECT |ANSWER✔✔-Slightly |less |than |the |
electrode |diameter
What |are |the |indications |that |the |arc |length |is |too |long? |- |CORRECT |ANSWER✔✔-The |arc |will |
wander, |causing |too |much |spatter
What |is |the |travel |angle |for |most |SMAW |applications? |- |CORRECT |ANSWER✔✔-5-15 |degrees
In |what |situation |is |a |forehand |travel |angle |used? |- |CORRECT |ANSWER✔✔-In |the |vertical |up |
position
When |welding, |where |should |the |electrode |position |be |in |relation |to |the |weld |pool? |- |
CORRECT |ANSWER✔✔-The |electrode |position |must |be |maintained |at |the |leading |edge |of |the |
weld |pool
How |is |duty |cycle |measured? |- |CORRECT |ANSWER✔✔-By |the |amount |of |time |the |welding |
power |source |can |operate |without |over |heating |in |a |10 |minute |period.
Why |is |a |lap |joint |better |then |a |butt |joint |for |brazing? |- |CORRECT |ANSWER✔✔-Larger |surface |
area
What |is |the |best |range |of |joint |clearance |for |brazing? |- |CORRECT |ANSWER✔✔-.001 |- |.010"
What |needs |to |be |removed |from |the |surface |of |the |metal |prior |to |brazing? |- |CORRECT |
ANSWER✔✔-Oxides
Dirt
