2-5-4

Question 1

Before training a cable into position, the cable end should be thoroughly inspected and it is also important that the cable be __?__.

Answer 1

free of all contaminants and moisture

Question 2

After reading the written instructions and studying the drawing, the workman should write the __?__ on the drawing.

Answer 2

dimensions for the specific cable and voltage

Question 3

The two most common cable jackets covered in this lesson are rubber or thermoplastic and __?__.

Answer 3

metalic

Question 4

For cleaning a cable jacket, a cable cleaning solvent is recommended.

Answer 4

false

Question 5

Two methods that can be used for penciling the cable insulation include using a sharp knife and non-conductive abrasive cloth, and using a(n) __?__.

Answer 5

mechanical penciling tool

Question 6

Refer to the instructions for cable tools. The Type JRT Jacket Removal Tool will remove the jacket from any solid dielectric shielded cable.

Answer 6

false

Question 7

The type of workmanship discrepancy that is the number one cause of cable accessory failure is __?__.

Answer 7

cuts made into insulation during removal of semi conductor

Question 8

The number one problem found when removing the semi-conductor from the insulation of the cable is __?__.

Answer 8

rings cut to deep into insutaion

Question 9

There are __?__ layers of cable that will be stepped during cable preparation.

Answer 9

6

Question 10

The __?__ is the outermost layer that is stepped during cable preparation.

Answer 10

jacket

Question 11

The conductor is never stepped during cable preparation.

Answer 11

false

Question 12

The two knife blades that are recommended for cable preparation are the hook blade and the __?__ blade; both provide good control for precision scoring, slitting and cutting.

Answer 12

square tip

Question 13

A wood folding ruler and a(n) __?__ caliper are two measuring tools that should be included in a cable splicing toolbox.

Answer 13

outside

Question 14

When cutting off the end of a large diameter cable (e.g. a 15 kV, 3-conductor, 500 kcmil, interlocked armor cable), a __?__ would be a good traditional hand tool choice for making the cut square.

Answer 14

hacksaw

Question 15

A craftsman would include a roll of cotton chalk line with his cable preparation tools because it works well for cutting through polyethylene insulations and cuts fast and will not damage the underlying conductor.

Answer 15

true

Question 16

The layer of a cable that a stripping tool, such as the speed stripper, is designed to remove is the __?__.

Answer 16

insulation

Question 17

Scoring tools are primarily used for removing the semi-con layer of cable.

Answer 17

true

Question 18

When preparing a concentric neural cable, care must be taken to not damage or break off any of the neutral strands because damage to the individual neutral strands will __?__.

Answer 18

derate and compromise the circut

Question 19

A common field practice to protect the metallic shielding and semi-conducting layer, of a three-conductor armored cable from being damaged by the cut-back edge of armor is to leave a(n) __?__.

Answer 19

short length of cables filler material extended beyond the armor cut back

Question 20

A __?__ is sometimes specified for ring-cutting the semi-conducting insulation shield instead of ring-scoring it with a knife or scoring tool.

Answer 20

round file (rat tail)

Question 21

Before starting the installation of a splice, termination or elbow, the prepared cable (semi-conducting shields and insulation) should be washed down with a cable cleaning solvent.

Answer 21

false

Question 22

The abrasive cloth use when preparing cable insulation is to be of __?__ grit.

Answer 22

120

Question 23

The abrasive cloth to use when preparing cable insulation must be __?__.

Answer 23

electrical grade

Question 24

The abrasive cloth used when preparing cable insulation must be made of abrasive Aluminum oxide.

Answer 24

true

Question 25

A cable’s strand shielding layer is not stepped like the other layers of the cable. It is removed during the insulation removal step because the strand shield and insulation layers are bonded together and are removed as a single piece.

Answer 25

true