Skills and Trades

Replies / Views	Last post
When applying the remaining passes on open-root V-groove pipe welds, they should be done using ... Started by skymedlock	3 Replies 56 Views	Jul 24, 2018 by Athena23
When making welds on stainless-steel plate in the flat (1G) position, the interpass temperature ... Started by misspop	1 Replies 53 Views	Jul 24, 2018 by Brummell1998
The best type of face protection for all forms of welding is a _____. a. welding hood with a ... Started by robinn137	1 Replies 60 Views	Jul 24, 2018 by lindahyatt42
If 1 inch equals 10 feet, the arrow on the engineers scale in the figure above indicates a length ... Started by fagboi	1 Replies 155 Views	Jul 24, 2018 by bitingbit
When reading instructions or a series of steps, one should _____. a. read only the steps that he ... Started by JGIBBSON	3 Replies 762 Views	Jul 24, 2018 by Chocorrol77
Overlapping stringer beads must be carefully cleaned to prevent _____. a. arc blow b. arc wander ... Started by lidoalex	1 Replies 108 Views	Jul 24, 2018 by emilymalinowski12
The most common fillet welds made are in _____. a. lap and T-joints b. horizontal joints c. ... Started by laurencescou	1 Replies 51 Views	Jul 24, 2018 by matt95
The final choice of piping material for many applications, including fuel gases, is often controlled ... Started by geodog55	1 Replies 64 Views	Jul 24, 2018 by Meganchabluk
A copper tube should not be deburred after cutting when _____. a. a tubing cutter is used b. the ... Started by kfurse	3 Replies 84 Views	Jul 24, 2018 by mistyjohnson
Which type of material below has the same outside diameter and wall thickness as the same nominal ... Started by BRWH	1 Replies 48 Views	Jul 24, 2018 by mcomstock09
Hard-drawn copper tubing is harder than soft tubing because _____. a. it has been annealed b. it ... Started by crobinson2013	1 Replies 138 Views	Jul 24, 2018 by wuly
The primary advantage of mechanical fittings over heat-bonded joints is that they _____. a. are ... Started by vinney12	1 Replies 23 Views	Jul 24, 2018 by amynguyen1221
Full-face gaskets are used for _____. a. components that require a gasket in a unique shape b. ... Started by sam.t96	3 Replies 30 Views	Jul 24, 2018 by Brenm
Lever-type grease guns can develop pressures up to _____. a. 1,000 psi b. 3,000 psi c. 5,000 ... Started by yoroshambo	1 Replies 28 Views	Jul 24, 2018 by essyface1
One tool that can be used to check the alignment of two pulleys is a _____. a. dial indicator b. ... Started by abarnes	1 Replies 20 Views	Jul 24, 2018 by Expo
Once the hantavirus has entered the lungs, the survival rate is less than _____. a. 10 percent ... Started by hbsimmons88	1 Replies 15 Views	Jul 24, 2018 by Liddy
Most electronic thermostats maintain their programming when the batteries are removed using a ... Started by saliriagwu	3 Replies 33 Views	Jul 24, 2018 by kaylee05
A heat pump thermostat will typically attempt to start the electric heat to supplement the heat pump ... Started by Kthamas	1 Replies 105 Views	Jul 24, 2018 by mceravolo
The ideal range of temperature drop across the evaporator coil in the cooling mode is _____. a. ... Started by Zulu123	1 Replies 62 Views	Jul 24, 2018 by emsimon14
A motor with good sleeve bearings may have an end play of up to _____. a. 1/16 b. 1/8 c. 1/4 ... Started by justinmsk	1 Replies 31 Views	Jul 24, 2018 by djpooyouma
Partially open damper blades can be closed by _____. a. speeding up the actuator motor b. ... Started by chads108	3 Replies 25 Views	Jul 24, 2018 by komodo7
A static seal is one that is used _____. a. to drain an electrical charge from the mated ... Started by piesebel	1 Replies 38 Views	Jul 24, 2018 by rleezy04
Drawings that show a building's location along with topographic details, such as contour lines and ... Started by serike	1 Replies 28 Views	Jul 24, 2018 by Jsherida
A mechanical contractor's normal sequence in which drawings are produced in house for a construction ... Started by newbem	1 Replies 30 Views	Jul 24, 2018 by diana chang
As an apprentice, if you find a discrepancy between the plan drawings and specifications for a job, ... Started by SAVANNAHHOOPER23	3 Replies 44 Views	Jul 24, 2018 by amandalm