Test

Question 1

The IBEW and NECA look for the NJATC to provide excellence in training for the electrical industry.How is this accomplished?

Answer 1

through the creation of National Standards and a National Curriculum

Question 2

The IBEW constitution allows for ____ Vice-presidential districts.

Answer 2

11

Question 3

What set of Parliamentary rules for conducting meetings has been adopted by the IBEW Constitution?

Answer 3

Roberts Rules of Order

Question 4

According to the reference material in this lesson, there is a direct correlation between ____ and absenteeism.

Answer 4

Attitude

Question 5

Accotding to Osha 1910.269, for an employee to work lines or equipment de-energized the lines or equipment shall be De-energixed and _____?

Answer 5

Properly grounded

Question 6

According to OHM’s Law, voltage is equal to ______?

Answer 6

current times the resistance

Question 7

The voltage produced by a three-phase generator are ____ degrees out of phase

Answer 7

120

Question 8

AC generators operate on the principle of _____?

Answer 8

Electromagnetic induction

Question 9

A test instrument that is used to test for insulation breakdown is the

Answer 9

Megohm-meter

Question 10

A transformer is a electric device that uses _____ to change voltage from on level to another.

Answer 10

Electromagnetism

Question 11

KVA bing drawn off a transformer can be found by multiplying secondary voltage times secondary amperage and the dividing by ____

Answer 11

1000

Question 12

The amount of power (load) a transformer is capable of delivering is found in it’s ____ rating

Answer 12

KVA

Question 13

A transformer equipped with taps changes the _____ adjustments of a distribution transformer

Answer 13

ratio

Question 14

The initial CSP on a transformer means ____

Answer 14

completely self protected

Question 15

The most common vlotage supplied by a single-phase transformer to a residential customer in the United States is a nominal ___ volts

Answer 15

120/240

Question 16

If the secondary of a three-phase bank is connected 120 V Wye, the voltage from phase to phase is ___ volts (round up)

Answer 16

208

Question 17

3,140 is equal to ___

Answer 17

3.14 x 10 cubed(3)

Question 18

Convert the following temperature from Celsius to Fahrenheit 20 Celsius ___ Fahrenheit

Answer 18

12

Question 19

A 40- foot class 2 pole has a minimum top circumference of 40 inches. It’s minimum diameter is ___ inches (round up)

Answer 19

13

Question 20

You are going to order concrete for a transformer pad you have just formed. The size of the pad is 16 feet of concrete would be required for this pour (round up to higher whole number)

Answer 20

6

Question 21

The sum of all three angles of a right-triangle always equals ___ degrees.

Answer 21

180

Question 22

If a guy wire is staked 30 feet from a 60-foot pole, the guy wire would be ____ feet long.( measured from the top of the pole)(round to the nearest foot

Answer 22

67

Question 23

The schematic symbol is used to indicate a ____

Answer 23

primary cutout

Question 24

When marking for a transmission line, station stakes mark the center line every ____ feet

Answer 24

100

Question 25

the number given on a benchmark indicates the____

Answer 25

elevation above sea level

Question 26

The inductance of a coil can be increased by ___

Answer 26

increasing the number of wraps of wire

Question 27

The voltage drop will ___ if the current to the load is increased

Answer 27

decreased

Question 28

Power factor is the ratio between _____ and ____

Answer 28

?

Question 29

The most commonly used FCI on overhead line must be ______

Answer 29

manually reset

Question 30

The maximum conductor tension is in relation to the conductor’s _____

Answer 30

rated tensile strength

Question 31

Dampers placed on a transmission line are there to counter _____

Answer 31

resonant vibration

Question 32

Transformers are normally loaded to ________ percent of their nameplate rating

Answer 32

125

Question 33

To reverse rotation of a three-phase motor you must ______

Answer 33

interchange andy two leads

Question 34

The best way to protect yourself from back feed is to

Answer 34

treat all parts of any circuit or apparatus as if they were energized at full line voltage

Question 35

The National Electrical Code’s definition of medium voltage ranges form 2,001volts to _____ volts

Answer 35

35,000

Question 36

A typical manhole is considered a ______ space

Answer 36

enclosed

Question 37

The minimum distance that the base of a 40 - foot extension ladder should be set from the wall it is learning against is _____ feet

Answer 37

10

Question 38

Which item listed below is a common cause of cable failure due to poor workmanship

Answer 38

Non-removing of semi-conducting material

Question 39

The layer of a medium or high voltage shielded power cable which must be grounded is the ____

Answer 39

metallic shield

Question 40

A high potential (HI-Pot) test is also called a withstand or _____ test

Answer 40

Proof

Question 41

The thumper method of cable testing is also called the____ method

Answer 41

AC conversion

Question 42

when installing an underground system, ____ is a main cause of future cable failure

Answer 42

poor workmanship