Deck 14: Special Applications Wiring

Question 1

What does the term 'stray voltage' describe?

Answer 1

The term 'stray voltage' describes the condition where a neutral to-earth voltage can be measured between points with which livestock may make contact..

Question 2

There is a 30 day time limit for wiring to equipment at carnivals, circuses, fairs, and similar events.

Answer 2

False

Question 3

When are luminaries required to be listed as suitable for use in wet locations?

Answer 3

Luminaries that are exposed to condensation or cleansing water are only required to be listed as suitable for use in wet locations.

Question 4

What type of loads are truck-space branch-circuit loads?

Question 5

Generally, ____________________ raceway wiring is the approved method for raceway wiring.

Question 6

Depending upon the application, wire sizes are permitted to be as small as ____________________ AWG copper.

Question 7

In the case of amusement parks, a disconnecting means for the power to all rides is to be located within sight and not more than 6ft (1.8 m) from the operator's location.

Question 8

What is ONT?

Question 9

The typical manner for distributing power to a farm is to a centrally located distribution point.

Question 10

Metals other than ___________________ are permitted for applications such as sensors

Question 11

What is the definition of a communications raceway?

Question 12

Describe type EV cable.

Question 13

Generally, ____________________ days is defined as the maximum length of time permitted for temporary wiring.There are exceptions.

Question 14

Water pumps installed on a farm should not be grounded.

Question 15

When accessible to the public, flexible cords and cables should be left uncovered to increase open air exposure.

Question 16

Overcurrent protection at the distribution point on farms is optional, unless supply to the buildings is ____________________.

Question 17

What is an electrical datum plane for a shore area where there are tides?

Question 18

The gas expelled from the batteries of electric vehicles during charging is ____________________, which will rise to the ceiling.

Question 19

When a body of water is not subject to tides, the electrical datum plane is a horizontal plane that is ____________________ mm higher than the normal water level.

Question 20

Broadband operates at the high end of the ___________________ range with frequencies generally between 10 megahertz and 400 megahertz.