Electrical wire Study guides, Class notes & Summaries
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CWB Level 1, Mod 4 - Welding Processes & Equipt fully solved 2023/2024
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CWB Level 1, Mod 4 - Welding Processes & High current, low voltage - correct answer Describe the current and voltage of a welding arc 
 
30% arc heat at the electrode. 70% arc heat at the work. - correct answer What is the percentage of arc heat at the electrode and at the work when using the GTAW process with current set to DCEN? 
 
15 degrees using a push technique - correct answer What travel angle and technique should be used with MCAW for a flat profile and good penetration? 
 
They are cla...
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Electrical Level 3 Module 1 Load Calculations and Branch Feeder Circuits Quiz
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Electrical Level 3 Module 1 Load Calculations and Branch Feeder Circuits Quiz_ 2022. 
According to the NEC®, the ampacity of branch circuit conductors must be derated when there are more than how many current-carrying conductors in a raceway? 
 
Air conditioning overcurrent protective devices can never exceed what percentage of the motor-rated load current or the branch circuit selection current (whichever is greater)? 
 
Conductors must be derated when installed in conduit 
 
Continuous load...
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CSLB C10 Test 1| 180 Questions & Answers Correct 100%(RATED A+)
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What is the minimum working clearance from an electrical panel under 600 V? - ANSWERS36" 
 
Voltage drop in wire is a function of: - ANSWERSWire gauge, Length of wire, Current flow in the wire 
 
A 12-volt direct current, 13-watt fluorescent light is controlled by a photocell. The average daily on-time is 12 hours per day. How many watt-hours are consumed by the light on an average day? - ANSWERS156 
 
Where may you use nonmetallic-sheathed cable? - ANSWERSinside floors and walls 
 
What is the...
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NCCER 26208-17 Questions and Answers Already Graded A
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NCCER 26208-17 Questions and Answers Already Graded A To properly install heat-shrink insulators, _____. Slip the insulator over the connector and apply heat for a few seconds 
When used in control cable, which of the following must be grounded in order to be effective? Drain wires 
To determine the correct connector size for MC cable, _____. Refer to the manufacturer literature 
Burnishes, nicks, and scrapes are generally the result of which of the following? Poorly stripped conductors 
When st...
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NEIEP 500 Final with correct answers
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Ground (515 pg. 26) 
What does the symbol shown below represent? 
 
 
 
3 (555 pg. 26) 
How many turns of safety rope must remain on the safety drum after a rated load and rated speed test of a winding drum operated safety? 
 
 
 
rail jack bolts (555 pg. 16) 
Proper adjustment of which of the following can reduce the effects of building compression on an elevator installation? 
 
 
 
Liquidtight Flexible Metal Conduit (505 pg. 6) 
What type of flex would be used to pipe a switch in a wet locati...
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NCCER Electrical Module 2 Level 2 Motors Theory and Application exam questions and answers
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How DC motors operate? 
Magnetic lines of force are continuous and always form closed loops; Magnetic lines of force do not cross. 
 
 
 
Armature: (Definition) 
The rotating windings of a DC motor. 
 
 
 
The ____ is a movable electromagnet located between the poles of another fixed permanent (field) magnet as shown. 
Armature 
 
 
 
A twisting force called ______ must be developed. _____ is produced by mounting a loop in a fixed magnetic field and as long as the fields of the magnet and armatu...
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Residential Wireman Electrical Exam - Larry Bobo Questions & Answers Correct 100%
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The minimum size equipment grounding conductor for a 100 ampere, 120/240 volt single phase underground dwelling feeder whose ungrounded conductors have been increased in size from 3 AWG copper to 1 AWG copper is __ AWG copper 
 
Ampacities, Grounding 
250.122(B) Table 250.122 Table 8 Ch 9 - ANSWERS4 
 
The continuity of the grounded conductor shall depend on a busbar or __ only. 
 
Continuity, Grounded conductors 
200.12 - ANSWERSwire. 
 
Each multi-wire branch circuit shall be provided with...
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Masonry Safety review /pd 2 exam questions with verified correct answers
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high risk 
Masons operate in an environment that is 
 
 
 
production delays 
A hidden cost of job accidents is 
 
 
 
danger information 
Job-site signs that are red, black, and white are used to convey 
 
 
 
hazardous job condition 
A high noise level is an example of an 
 
 
 
sand 
Respiratory problems can be caused by inhaling, a crystal found in 
 
 
 
avoid being caught in machinery 
Long hair should be confined in a ponytail to 
 
 
 
4 inches 
The minimum length of sleeves in a long- s...
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Unit 15 Assignment A
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This assignment is divided in 4 sections. I received distinction for this assignment. 
section one contains: 
- components of a circuits with their symbols 
 - A glossary of terms such as current, potential difference... and so on. 
Section 2 contains: 
different calculations for different formulas such as Kirchhoff's first and second rule, conductance, resistivity and so on. 
Section 3 contains a table with electrical properties such as conductivity and resistivity... 
Section 4 contains and...
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Wastewater Class 4 Exam Virginia| 100 questions| with complete solutions
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In an electrical circuit, the grounding wire is indicated by which color? Correct Answer: Green 
 
According to the Ohms Law, which electrical unit measures pressure? Correct Answer: Volts 
 
According to the Ohms Law, which electrical unit measures resistance? Correct Answer: Ohms 
 
According to the Ohms Law, which electrical unit measures current? Correct Answer: Amps 
 
How do you convert cubic feet to gallons? Correct Answer: Multiply by 7.48 
 
How do you convert gallons to pounds? Co...
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