Skills and Trades

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Which of these devices is used for energy conservation? a. Humidifier b. Electronic air cleaner ... Started by Frost2351	1 Replies 83 Views	Jul 24, 2018 by raili21
How many hours each year does a typical apprenticeship trainee spend in the OJL? a. 144 b. 576 ... Started by gonzo233	3 Replies 130 Views	Jul 24, 2018 by jesse.fleming
An employee who works as a test technician most likely works for a _____. a. mechanical ... Started by burchfield96	1 Replies 288 Views	Jul 24, 2018 by whitcassie
Refusing to cut corners on a job is an example of _____. a. loyalty b. honesty c. willingness ... Started by berenicecastro	1 Replies 44 Views	Jul 24, 2018 by memslove
A company that would respond to a service request for a chiller would most likely be _____. a. a ... Started by formula1	1 Replies 218 Views	Jul 24, 2018 by billybob123
Which of the following is a device used to maintain indoor air quality? a. Condensate pump b. ... Started by Frost2351	3 Replies 122 Views	Jul 24, 2018 by succesfull
The standard frequency of alternating current in the United States is _____. a. 50Hz b. 60Hz c. ... Started by itsmyluck	1 Replies 77 Views	Jul 24, 2018 by fdliggud
Compared to high-speed generators, what do low-speed generators need to provide power at the same ... Started by FButt	1 Replies 149 Views	Jul 24, 2018 by amy.lauersdorf90
In a purely inductive circuit, the current waveform lags the voltage waveform by _____. a. 0 ... Started by rachel9	1 Replies 171 Views	Jul 24, 2018 by batool
The primary voltage of a transformer is 120V, and the number of turns in the primary winding is 100. ... Started by nenivikky	3 Replies 158 Views	Jul 24, 2018 by chereeb
The speed of a single-phase motor is determined by the number of stator windings and the _____. ... Started by soccerdreamer_17	1 Replies 130 Views	Jul 24, 2018 by taylorsonier
Which of the following is caused by the presence of slime-producing biologic organisms in the water ... Started by mwit1967	1 Replies 63 Views	Jul 24, 2018 by nguyenhoanhat
Adding chemicals to a solution tank should occur in the following sequence _____. a. any liquids, ... Started by eruditmonkey@yahoo.com	1 Replies 73 Views	Jul 24, 2018 by nikmaaacs
A steam boiler's blowdown separator helps reduce corrosion and scaling downstream and also _____. ... Started by javeds	3 Replies 84 Views	Jul 24, 2018 by connor417
Controlling algae or slime in open recirculating systems involves using chemical treatments and ... Started by dejastew	1 Replies 54 Views	Jul 24, 2018 by Fayaz00962
Backwashing is used to prevent accumulated particles from clogging a _____. a. multimedia filter ... Started by olgavictoria	1 Replies 64 Views	Jul 24, 2018 by Qarqy
Which of the following is used to supply biocides to steam and water systems? a. Dual media ... Started by rachel9	1 Replies 108 Views	Jul 24, 2018 by coreycathey
What thread class is used if rapid assembly and disassembly of a part is required? a. UNC b. ... Started by Shelles	3 Replies 258 Views	Jul 24, 2018 by alvinum
Before flanged ends are bolted together, they must first be _____. a. lubricated b. aligned c. ... Started by P68T	1 Replies 119 Views	Jul 24, 2018 by lcapri7
What type of hardware is used to prevent gears and pulleys from spinning on a shaft? a. A key b. ... Started by imowrer	1 Replies 86 Views	Jul 24, 2018 by brittiany.barnes
What is the purpose of the inspection hole in the barrel of a crimp-on terminal? a. Check wire ... Started by Lobcity	1 Replies 250 Views	Jul 24, 2018 by billybob123
In what position in the crimp-on terminal must the conductor insulation be for a proper connection? ... Started by Zoey63294	3 Replies 534 Views	Jul 24, 2018 by johnpizzaz
Foaming on the water surface of a steam boiler is a condition caused by _____. a. salt and ... Started by rmenurse	1 Replies 153 Views	Jul 24, 2018 by tanna.moeller
One complete set of plans _____. a. is made for all contractors to share b. is kept in the field ... Started by storky111	1 Replies 102 Views	Jul 24, 2018 by TINA
Topographic features can be found on the _____. a. elevation drawings b. section drawings c. ... Started by theo	1 Replies 159 Views	Jul 24, 2018 by LVPMS