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242 Multiple choice questions

  1. Ungrounded
  2. 10
  3. panelboard
  4. T
  5. Copper-clad aluminum with individual insulation
  6. False
  7. No. 6 AWG copper or No. 4 AWG Aluminum
  8. .0243
  9. 2, largest
  10. Grounded
  11. 4
  12. 1
  13. Above the point of attachment
  14. 15 inches
  15. False
  16. 5
  17. Warning signs
  18. Accessible
  19. 8
  20. 15 inches
  21. 53%
  22. 40%
  23. Disconnecting means
  24. 5
  25. Secondary
  26. .2636 for conduit and .4386 for a nipple
  27. 1 ½ inch
  28. 312.6(A)
  29. True
  30. 28 inches
  31. 1.526 inches
  32. True
  33. Dry
  34. Nominal
  35. 30
  36. Four
  37. True
  38. 4 ½ inches
  39. Inverse time
  40. True
  41. 36
  42. The low voltage equipment.
  43. True
  44. Service
  45. 4 x 2 1/8 square
  46. True
  47. True
  48. 4
  49. 39
  50. True
  51. 12 inches
  52. 5/8 inch
  53. True
  54. 24
  55. Open
  56. Step 1) cross sectional area of each conductor. Step 2) Cross sectional area for all conductors. Step 3) Size the raceway according to percent fill.
  57. 40
  58. 10
  59. 53%
  60. 18
  61. 6
  62. 75 degrees C
  63. Branch circuits
  64. 2
  65. True
  66. Grounded.
  67. Device
  68. True
  69. True
  70. Explosion-proof
  71. True
  72. Beneath
  73. 1 ½ inch
  74. 22 cubic inches
  75. 1, largest
  76. .0353 sq. inch
  77. Nonconductive coatings
  78. 100
  79. Feeder
  80. 1, largest
  81. True
  82. Grounded
  83. No. 10 aluminum
  84. Open or closed
  85. True
  86. 30
  87. Raintight
  88. 8
  89. 11
  90. True
  91. Conductor
  92. 312.6
  93. black
  94. No. 18 and larger
  95. Circuit conductors
  96. Panelboards, receptacles
  97. True
  98. Festoon
  99. True
  100. True
  101. False
  102. .0333 sq. inch
  103. Ungrounded
  104. 10
  105. .013
  106. False
  107. 6
  108. True
  109. 300kcmil
  110. True
  111. Glass or porcelain
  112. SWD
  113. 70
  114. Interrupting rating
  115. 60%
  116. 5
  117. Step 1) Determine raceways cross-sectional area for conduit fill Tables 1 and 4, Chapter 9. Step 2) Determine the area of the existing conductors. Step 3) Subtract the cross-sectional area of the existing conductors from the area of permitted conductor fill.
  118. True
  119. Coordinated, overload
  120. .008 sq. inch
  121. 12
  122. 7
  123. 0
  124. 3 inch
  125. .0353
  126. One
  127. 18
  128. 0
  129. Fuse
  130. 314.28
  131. Ground-fault circuit interrupter protection
  132. Appliance
  133. 2
  134. The side of a building
  135. Are not
  136. Effectively bonded together
  137. area of the raceway, percent area fill allowed, area of the conductors
  138. .12 ohm
  139. 14 inches
  140. 20 inches
  141. 3
  142. Controller
  143. 4x2 1/8
  144. Step 1) Determine the cross-sectional area of conductors to be added. Step 2) Divide the spare space area by the conductors cross-sectional area.
  145. Ground-fault protection of equipment
  146. 55
  147. 24 inches
  148. 16
  149. True
  150. Yes
  151. True
  152. Building construction
  153. Sealable
  154. True
  155. 3
  156. 1
  157. White
  158. 3
  159. Bypass isolation
  160. .50
  161. Circular mils
  162. opening.
  163. 1
  164. 9
  165. Hexagonal
  166. 9
  167. Supply side
  168. Neutral
  169. 7 if raceway is more than 24 inches long, 12 if raceway is 24 inches long or less.
  170. Finished, unfinished
  171. 60%
  172. Transformers
  173. True
  174. One
  175. False
  176. True
  177. 15
  178. 50
  179. Occupant
  180. Raising of ladders
  181. 6'6"
  182. Load
  183. Annex C
  184. Conduit body
  185. True
  186. Guarded
  187. an electrical system free from hazard
  188. Branch circuits
  189. 7
  190. True
  191. Listed for use in wet locations
  192. Outlet
  193. Current, voltage
  194. Grounded conductor
  195. four No. 16 or No. 18 fixture wires
  196. 5
  197. 4 x 1 ¼
  198. 40
  199. Greater
  200. Devices, cable clamps, fixture studs or hickeys.
  201. 8
  202. True
  203. Bushing
  204. 4
  205. Approved
  206. Vertical
  207. Lighting outlet
  208. 14 inches
  209. 314-16a
  210. Two
  211. True
  212. True
  213. True
  214. 3
  215. No. 1/0
  216. True
  217. True
  218. Service equipment
  219. Six
  220. True
  221. True
  222. True
  223. 6
  224. No
  225. 8
  226. trim
  227. Dusttight
  228. Voltage and amperage
  229. 53%
  230. 24
  231. 11
  232. neutral
  233. Annex C
  234. No. 3/0
  235. Square foot
  236. 4
  237. Energized conductors
  238. Sliding panels
  239. True
  240. Type S
  241. 14 inches
  242. 1, largest