Skills and Trades

If the safe current-carrying capacity of a conductor is exceeded, the conductor can become overheated.

Started by eboni

Conductor insulation breakdown resistance is measured using a conventional ohmmeter.

Started by blinding37

Armored cable requires antishort bushings installed between the wire and the armored sheath to ...

Started by Caileynorton

A conductor with more of a heat-resistant insulation will have a higher ampacity rating than one of ...

Started by olsonmanny@gmail.com

Which one of the following significant as it gives the maximum safe current carrying capacity for conductors?

Started by Drewster127

Which of the following must be taken into account when selecting conductor insulation?

Started by Ale

What is the resistance of the circuit conductors when conductor voltage drop is 7.2 volts and the ...

Started by mimie

The total resistance of two 10 AWG copper conductors, 50 feet long, is 0.102 ohms. The current of ...

Started by 0220521

The single-phase voltage at the source and load of an operating branch circuit installation is ...

Started by lol1012

The resistance between the two ends of a length of 14 AWG copper wire (cross-sectional area of 4,109 ...

Started by najmarocks25

The numbers used to identify wire diameter and ampacity are ________ related to AWG sizes.

Started by acwiles

The largest wire size that uses the AWG values is

Started by sc1250

The cmils size of copper wire (use a K factor 12.9) required to carry a load of 13 amperes at 120 ...

Started by Drewster127

The abbreviation AWG stands for

Started by Tiffanyanne824

For alternating current circuits, the NEC restricts use of the color ________ to the grounded ...

Started by april 19

Conductor sizes are listed in AWG by which of the following?

Started by Tiffanyanne824

According to the NEC, what is the maximum ambient temperature above which the value of the conductor ...

Started by najmarocks25

A 440-Vsingle-phase branch circuit supplies power to a load located 100 feet from the panel. The ...

Started by ddddddddddeeee4444

A 440-V single-phase branch circuit supplies power to a load located 100 feet from the panel. The ...

Started by majortom123

A 120 V single-phase circuit is to provide power to a load. What is the approximate maximum distance ...

Started by jlbond23

Transformers normally have low operating efficiencies.

Started by nanna

Transformers are normally rated in kVA rather than watts.

Started by abcdef9106

Transformer power is rated in watts, not volt-amperes.

Started by byomi

The winding of a transformer that receives current from the supply is the secondary winding.

Started by dekbert