Skills and Trades

Replies / Views	Last post
Electrode leads and work leads should be the same diameter. Indicate whether the statement is ... Started by Chloeellawright	1 Replies 30 Views	Jul 26, 2018 by debra928
Natural gas is A) About the same density as air B) Lighter than air C) Heavier than air D) ... Started by NClaborn	3 Replies 30 Views	Jul 26, 2018 by SamMuagrove
One advantage of AC power supplies is low cost. Indicate whether the statement is true or ... Started by swpotter12	1 Replies 101 Views	Jul 26, 2018 by cloud
Arc control is sometimes called dig. Indicate whether the statement is true or ... Started by future617RT	1 Replies 10 Views	Jul 26, 2018 by xthemafja
LP gas is considered more hazardous than natural gas because A) LP gas is flammable B) LP tends ... Started by Beheh	1 Replies 45 Views	Jul 26, 2018 by Heffejeff
GMAW uses which of the following transfer methods? A) Globular B) Short circuit C) Spray D) All ... Started by nevelica	3 Replies 35 Views	Jul 26, 2018 by joneynes
GMAW power supplies are: A) DCEN B) Constant current C) Constant voltage D) ... Started by bobbysung	1 Replies 42 Views	Jul 26, 2018 by stallen
How do water and carbon dioxide relate to combustion? A) Carbon dioxide is a product of ... Started by asmith134	1 Replies 109 Views	Jul 26, 2018 by dyrone
An increase in stick-out will result in: A) No effect on current B) Increased current C) ... Started by BRWH	1 Replies 24 Views	Jul 26, 2018 by kjo;oj
Carbon monoxide is formed A) Anytime gas is burned B) When the combustion air is at a high ... Started by jace	3 Replies 66 Views	Jul 26, 2018 by xoxo123
The products of complete combustion of a hydrocarbon gas are A) Carbon dioxide and carbon ... Started by jjjetplane	1 Replies 130 Views	Jul 26, 2018 by mochi09
A forehand travel angle results in: A) Higher bead profile B) Excessive distortion C) Less ... Started by rmenurse	1 Replies 60 Views	Jul 26, 2018 by juiceman1987
Globular transfer is achieved by: A) Increasing stick-out B) Change in shielding gas C) ... Started by AEWBW	1 Replies 22 Views	Jul 26, 2018 by bulacsom
Making a weld bead by using ________ will increase bead size but will decrease weld penetration. ... Started by itsmyluck	3 Replies 106 Views	Jul 26, 2018 by jackie
Air current, wind, and improper shielding gas flow can cause: A) Porosity B) A caned welder C) ... Started by karateprodigy	1 Replies 10 Views	Jul 26, 2018 by Jsherida
The AWS and ASME classification and specifications are often found on a ________ attached to the ... Started by vicotolentino	1 Replies 8 Views	Jul 26, 2018 by kjo;oj
Globular transfer is acceptable for all-position welding. Indicate whether the statement is true ... Started by newbem	1 Replies 14 Views	Jul 26, 2018 by ghepp
Which government agency is involved is setting gas fired equipment standards? A) DOE B) OSHA C) ... Started by Kikoku	3 Replies 119 Views	Jul 26, 2018 by mjbamaung
CO2 is an inert gas. Indicate whether the statement is true or ... Started by kfurse	1 Replies 51 Views	Jul 26, 2018 by bd5255
Metal-cored electrodes are less expensive than solid wire electrodes. Indicate whether the ... Started by mydiamond	1 Replies 43 Views	Jul 26, 2018 by Tonyam972
FCAW most often utilizes: A) V-groove drive rolls B) Smooth drive rolls C) Knurled drive rolls ... Started by misspop	1 Replies 95 Views	Jul 26, 2018 by deja
A Category I furnace operates with A) a low temperature, positive pressure vent B) a low ... Started by yoooooman	3 Replies 40 Views	Jul 26, 2018 by helenmarkerine
The longer the stick-out: A) The easier the arc is to control B) The lower the amperage required ... Started by NClaborn	1 Replies 18 Views	Jul 26, 2018 by irishcancer18
When will installation technicians most likely install an upflow furnace? A) when duct systems ... Started by K@	1 Replies 22 Views	Jul 26, 2018 by tuwy
Factors considered in selection of an electrode for FCAW include: A) Shielding gas B) Welding ... Started by jeatrice	1 Replies 28 Views	Jul 26, 2018 by asdfasdf