Originally Posted By: jtedesco
This post was automatically imported from our archived forum.
See this bulletin of information, it includes other trades as well.
http://www.joetedesco.com/bulletin.pdf
Electrical One- and Two-Family Dwelling (2A)
1. How many 8 AWG, Type THW conductors are permitted to
be installed in a 3/4-inch flexible metal conduit?
(A) 2
(B) 3
(C) 4
(D) 5
2. A branch circuit to a detached residential garage is 10/3 AWG
with ground, Type UF, protected at 30 amps. If the supply
voltage is 120/240V, the minimum depth at which the cable is
permitted to be buried is
(A) 24 in.
(B) 18 in.
(C) 12 in.
(D) 6 in.
3. A Type SO, 16-2, with-ground cord has an ampacity of
(A) 7 amps.
(B) 10 amps.
(C) 13 amps.
(D) 15 amps.
4. A 14 AWG cable is pulled into a rigid nonmetallic conduit
between a dwelling and an outdoor light post. If this raceway
is underground, what is the minimum permitted burial depth?
(A) 24 in.
(B) 18 in.
(C) 12 in.
(D) 6 in.
5. For a dwelling unit of 1,200 square feet, the minimum number
of branch circuits required to supply lighting (at 15 amp),
small appliances, laundry, and a gas-fired furnace with 1/4 HP
motor is
(A) 8
(B) 7
(C) 6
(D) 5
--
Joe Tedesco, NEC Consultant
www.nachi.org/tedescobook.htm
