Skills and Trades

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In a standard hydraulic system, a diverter valve _____. a. stops fluid flow b. has a rotating ... Started by imanialler	3 Replies 155 Views	Jul 24, 2018 by cascooper22
Check valves are _____ directional-control valves. a. one-way b. two-way c. three-way d. ... Started by DyllonKazuo	1 Replies 256 Views	Jul 24, 2018 by 234sdffa
Hydraulic lines must be _____ so that energy will be transmitted effectively throughout the system. ... Started by anjilletteb	1 Replies 140 Views	Jul 24, 2018 by steff9894
Turbulent flow can be kept to a minimum by using hydraulic lines that have _____. a. painted ... Started by corkyiscool3328	1 Replies 115 Views	Jul 24, 2018 by jomama
The materials used in strainers and filters to remove particles from hydraulic fluid are called ... Started by darbym82	3 Replies 125 Views	Jul 24, 2018 by bigcheese9
Corrosion is caused by _____. a. acids created by the combination of air and liquid b. viscosity ... Started by karlynnae	1 Replies 83 Views	Jul 24, 2018 by debra928
A simple hydraulic cylinder consists of a housing, a piston, and a _____. a. piston rod b. bolt ... Started by danielfitts88	1 Replies 217 Views	Jul 24, 2018 by ebe
A viscosity index reflects _____. a. the lubricating ability of a fluid b. the speed at which a ... Started by dejastew	1 Replies 125 Views	Jul 24, 2018 by janeli1
The movement of a fluid in straight, parallel flow paths is called _____. a. turbulent flow b. ... Started by Pineappleeh	3 Replies 110 Views	Jul 24, 2018 by brbarasa
Foam in a hydraulic fluid _____. a. increases viscosity b. causes the pressure to rise c. ... Started by JGIBBSON	1 Replies 74 Views	Jul 24, 2018 by otokexnaru
To ensure the welding current will not pass through seals, bearings, or other contacting surfaces ... Started by tatyanajohnson	1 Replies 90 Views	Jul 24, 2018 by izzat
When comparing the lens shade used for A-CAC processes to those chosen for welding on the same ... Started by armygirl	1 Replies 75 Views	Jul 24, 2018 by jessofishing
The relay logic and truth table shown in the figure above, represents a(n) _____. a. AND ... Started by jjjetplane	3 Replies 188 Views	Jul 24, 2018 by LVPMS
NEC Article 430, Part VII covers _____. a. motor circuits involving special equipment and ... Started by dakota nelson	1 Replies 91 Views	Jul 24, 2018 by prumorgan
Started by moongchi	1 Replies 266 Views	Jul 24, 2018 by briseldagonzales
The nameplate on a motor indicates that the motor has an FLC of 15A and a service factor (SF) of ... Started by Shelles	1 Replies 121 Views	Jul 24, 2018 by jointhecircus
The minimum allowable coil control voltage needed to keep an electromechanical device energized is ... Started by fox	3 Replies 133 Views	Jul 24, 2018 by cascooper22
In the figure above, symbol A represents a _____. a. float switch b. temperature switch c. ... Started by oliviahorn72	1 Replies 172 Views	Jul 24, 2018 by joanwhite
Insufficient preheat during an oxyfuel cutting operation is likely to result in _____. a. the top ... Started by jake	1 Replies 82 Views	Jul 24, 2018 by EAN94
A current-limiting circuit breaker performs in a manner similar to conventional thermomagnetic ... Started by newbem	1 Replies 151 Views	Jul 24, 2018 by elizabethrperez
Which of the following types of drawings helps when sizing fuses for a given application? a. ... Started by chads108	3 Replies 48 Views	Jul 24, 2018 by dmurph1496
What color is printed on the labels of standard interrupting capacity circuit breakers? a. White ... Started by future617RT	1 Replies 47 Views	Jul 24, 2018 by tdewitt
The two most common types of overcurrent protective devices are _____. a. circuit breakers and ... Started by kaid0807	1 Replies 66 Views	Jul 24, 2018 by jaaaaaaa
Circuit breakers are grouped for identification according to _____. a. line and load terminals ... Started by evelyn o bentley	1 Replies 130 Views	Jul 24, 2018 by sultana.d
Why are single-element fuses particularly suited for the protection of circuit breakers with low ... Started by lilldybug07	3 Replies 172 Views	Jul 24, 2018 by bpool94