ELECTRICAL: NEC LEVEL 4, MODULE
ELEVEN MEDIUM VOLTAGE
TERMINATIONS/SPLICES EXAM
QUESTIONS WITH COMPLETE
SOLUTIONS
Materials typically used for cable jackets include neoprene, lead, and _____. -
ANSWERSPVC
Which of the following termination classes is the only one that provides a seal against
external elements? - ANSWERSClass 1
Splices made with conductors of different sizes can be most easily accommodated
using a(n)_____. - ANSWERSheat-shrink kit
Insulation must protect from flashover damage and _____. - ANSWERStracking
damage
When conducted properly, which of the following will indicate faults such as cracks,
discontinuity, thin spots, and faulty terminations? - ANSWERSHi-pot test
To finish a splice and ensure complete protection, it should be covered with how many
layers of vinyl electrical tape? - ANSWERSFour
Which of the following is the recommended abrasive cloth used to clean cable during a
splice? - ANSWERS120-grit abrasive cloth
To eliminate air voids when preparing a splice, pencil the insulation and then _____. -
ANSWERSbuff it using abrasive cloth
The power rating of a voltage regulator should be based on the maximum power
outputcapability of the tester multiplied by a factor of about _____. - ANSWERS1.3
Acceptance testing calls for a maximum value of what percentage of the factory test
voltage? - ANSWERS80%
Two methods used to provide stress control for medium-voltage cable terminations are
geometric and _____. – ANSWERScapacitive
A quick test that can be made to determine if an installation is good is known as a(n)
_____. - ANSWERSgo/no-go test
ELEVEN MEDIUM VOLTAGE
TERMINATIONS/SPLICES EXAM
QUESTIONS WITH COMPLETE
SOLUTIONS
Materials typically used for cable jackets include neoprene, lead, and _____. -
ANSWERSPVC
Which of the following termination classes is the only one that provides a seal against
external elements? - ANSWERSClass 1
Splices made with conductors of different sizes can be most easily accommodated
using a(n)_____. - ANSWERSheat-shrink kit
Insulation must protect from flashover damage and _____. - ANSWERStracking
damage
When conducted properly, which of the following will indicate faults such as cracks,
discontinuity, thin spots, and faulty terminations? - ANSWERSHi-pot test
To finish a splice and ensure complete protection, it should be covered with how many
layers of vinyl electrical tape? - ANSWERSFour
Which of the following is the recommended abrasive cloth used to clean cable during a
splice? - ANSWERS120-grit abrasive cloth
To eliminate air voids when preparing a splice, pencil the insulation and then _____. -
ANSWERSbuff it using abrasive cloth
The power rating of a voltage regulator should be based on the maximum power
outputcapability of the tester multiplied by a factor of about _____. - ANSWERS1.3
Acceptance testing calls for a maximum value of what percentage of the factory test
voltage? - ANSWERS80%
Two methods used to provide stress control for medium-voltage cable terminations are
geometric and _____. – ANSWERScapacitive
A quick test that can be made to determine if an installation is good is known as a(n)
_____. - ANSWERSgo/no-go test
