Nec

Question 1

Definitions

Answer 1

100

Question 2

Requirements for electrical installations

Answer 2

110

Question 3

Use of identification of Grounded

Answer 3

200

Question 4

Branch circuits

Answer 4

210

Question 5

Feeders

Answer 5

215

Question 6

Branch circuit , Feeder, and Service Load

Answer 6

220

Question 7

Outside Branch Circuits and Feeders

Answer 7

225

Question 8

Service

Answer 8

230

Question 9

Overcurrent protection

Answer 9

240

Question 10

Overvoltage protection

Answer 10

242

Question 11

Grounding and Bonding

Answer 11

250

Question 12

General requirements for wiring methods and material

Answer 12

300

Question 13

Outlet, Device ,Pull and Junction boxes; Conduit Bodies ; Fittings; and Handhole Enclosure

Answer 13

314

Question 14

Flexible cords and Flexible cables

Answer 14

400

Question 15

Fixities wires

Answer 15

402

Question 16

Switches

Answer 16

404

Question 17

Receptacles , Cord connectors, Attachment plugs

Answer 17

406

Question 18

Switchboard, Switchgear, and panel boards

Answer 18

408

Question 19

Luminaires, Lamp-holders, and Lamps

Answer 19

410

Question 20

Appliances

Answer 20

422

Question 21

Motors, Motor circuits, and controllers

Answer 21

430

Question 22

Air conditioning and refrigerating equipment

Answer 22

440

Question 23

Generators

Answer 23

445

Question 24

Transformers and transformer vaults

Answer 24

450

Question 25

Storage batteries

Answer 25

480

Question 26

Hazardous locations

Answer 26

500

Question 27

Class 1 locations

Answer 27

501 gases

Question 28

Class 2 location

Answer 28

502 dust

Question 29

Class 3 locations

Answer 29

503 fibers

Question 30

Health care facilities

Answer 30

517

Question 31

Mobile homes , Manufactured homes , and Mobile home parks

Answer 31

550

Question 32

Recreational vehicles and recreational vehicle parks

Answer 32

551

Question 33

Marinas , Boatyards , Floating buildings and docking facilities

Answer 33

555

Question 34

Temporary installations

Answer 34

590

Question 35

Electric signs and Outline lighting

Answer 35

600

Question 36

Elevators, Escalators, Moving walks

Answer 36

620

Question 37

Electric Vehicle power transfer system

Answer 37

625

Question 38

Electric welders

Answer 38

630

Question 39

X-ray equipment

Answer 39

660

Question 40

Swimming pools, Fountains, and similar installations

Answer 40

680

Question 41

Solor photovoltaic PV system

Answer 41

690

Question 42

Fire pumps

Answer 42

695

Question 43

Emergency systems

Answer 43

700

Question 44

Legally required standby system

Answer 44

701

Question 45

Optional standby systems

Answer 45

702

Question 46

Critical operations Power systems (COPS)

Answer 46

708

Question 47

Stand-alone systems

Answer 47

710

Question 48

Class 1, Class 2 and Class 3 remote control, Signaling , and Power limited circuits

Answer 48

725

Question 49

Fire alarm

Answer 49

760