Skills and Trades

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Some light-duty PAC equipment has a built-in _____. a. water tank b. argon gas cylinder c. air ... Started by jasdeep_brar	1 Replies 46 Views	Jul 24, 2018 by asdfasdf
When gas cylinders are disconnected from a plasma arc cutting unit before it is stored, be sure to ... Started by Brittanyd9008	1 Replies 53 Views	Jul 24, 2018 by apple
Common-grade stainless steels normally contain at least _____. a. 7 percent nickel b. 11 percent ... Started by SGallaher96	1 Replies 89 Views	Jul 24, 2018 by billybob123
Which statement is correct regarding the cleaning of base metals before welding? a. All metals ... Started by Shelles	3 Replies 162 Views	Jul 24, 2018 by tuate
When applying a fillet weld to an outside corner joint, ASME approves of the _____. a. ... Started by Alainaaa8	1 Replies 179 Views	Jul 24, 2018 by Viet Thy
When lifting an object, _____. a. bend over as far as possible b. lift with your legs, not your ... Started by charchew	1 Replies 78 Views	Jul 24, 2018 by SomethingSomething
One reason why oxygen should not be used to blow off a welder's clothing is because _____. a. ... Started by magmichele12	1 Replies 63 Views	Jul 24, 2018 by jgranad15
When making GTAW V-groove welds on aluminum plate with backing in the 1G position, the work angle ... Started by fagboi	3 Replies 158 Views	Jul 24, 2018 by chevyboi1976
The use of paired slings that are vertical only does not produce the same tension as when paired ... Started by humphriesbr@me.com	1 Replies 154 Views	Jul 24, 2018 by mk6555
One possible pinch point is any place where the line runs _____. a. above a load b. over a ... Started by student77	1 Replies 65 Views	Jul 24, 2018 by Tonny
The space between the sling or chain and the load can become a _____. a. place to hold b. pinch ... Started by mmm	1 Replies 77 Views	Jul 24, 2018 by Joc
If two identical slings are used at an angle to the load, each sling _____. a. bears 1/2 the ... Started by sam.t96	3 Replies 86 Views	Jul 24, 2018 by wergv
How many board feet are there in forty 2 4 12 studs? a. 320 b. 384 c. 640 d. ... Started by mrsjacobs44	1 Replies 81 Views	Jul 24, 2018 by SomethingSomething
If there is a hole in the floor of a structure, the preferred method of protecting workers from ... Started by joesmith1212	1 Replies 75 Views	Jul 24, 2018 by softEldritch
Started by Brittanyd9008	1 Replies 237 Views	Jul 24, 2018 by asware1
Another name for a machinists hammer is _____. a. ball-peen hammer b. claw hammer c. veneer ... Started by kwoodring	3 Replies 127 Views	Jul 24, 2018 by makaylafy
When using power tools, never engage the _____. a. locking spring b. booster c. bit shank d. ... Started by waynest	1 Replies 47 Views	Jul 24, 2018 by chreslie
If a pneumatic nailer is not firing properly, before attempting repairs be sure to _____. a. ... Started by mynx	1 Replies 71 Views	Jul 24, 2018 by cclemon1
If an induced-draft gas burner produces a flame that is completely blue, or blue with tiny yellow ... Started by azncindy619	1 Replies 91 Views	Jul 24, 2018 by covalentbond
The high-temperature limit switch mounted above or beside the heat exchanger of a gas furnace should ... Started by jace	3 Replies 179 Views	Jul 24, 2018 by BAOCHAU2803
The boiler system component that monitors water temperature and possibly controls water circulation ... Started by Lisaclaire	1 Replies 86 Views	Jul 24, 2018 by miss_1456@hotmail.com
The requirement for an equipment owner to repair a significant refrigerant leak within 30 days can ... Started by khang	1 Replies 104 Views	Jul 24, 2018 by lkanara2
When pressurizing a system for leak testing, a safe maximum test pressure is typically _____. a. ... Started by elizabeth18	1 Replies 171 Views	Jul 24, 2018 by chinwesucks
When using a self-contained recovery unit to recover refrigerant vapor, the discharge of the ... Started by Bernana	3 Replies 186 Views	Jul 24, 2018 by emilymalinowski12
Moisture in a system reacts with refrigerant to form _____. a. an azeotrope b. hydrochloric and ... Started by scienceeasy	1 Replies 79 Views	Jul 24, 2018 by nhea