WorksheetsET 26107
Total questions: 13
Worksheet time: 7mins
When creating an offset using 30 degree bends to cross a 6 inch obstruction what is the distance between the bends? Use Table 6 on page 215 in your NCCER Text Book to answer.
6"
12"
24"
36"
What is the developed length of a bend equal to? Page 213 & 214
the sum of the rise and gain
the gain plus the horizontal and vertical distances
the sum of the horizonal and vertical distances minus the rise
the sum of the horizontal and vertical distances minus the gain
Which of the following eliminates wrinkling or flattening when bending PVC?
Page 208
die
reamer
plug set
hickey bender
What is the distance between the center point to the edge of a circle?
Page 210
radius
diameter
quadrant
circumfrence
Which is the formula to calculate the circumference of a circle
Page 211
3.14 x D
3.14 x R
3.14 x 2 x D
3.14 x 1.57 x D
What is distance around a circle known as?
Page 210
radius
diameter
quadrant
circumference
With regards to conduit, what is the definition of gain?
Page 213
distance between bends
hypotenuse
stretching of conduit as it is bent
distance saved by the arc of 90 degree bend.
What is a die used for?
Page 202
cut PVC and EMT
cut threads in conduit
bend segments of conduit
smooth the inside edge of conduit
Which of the following is most commonly used to cut RMC and IMC
Page 201
table saw
pipe cutter
circular saw
keyhole saw
Which of the following should be used to cut conduit?
Page 200
hacksaw
chop saw
table saw
keyhole saw
What is a conduit reamer used for?
Page 201 & 202
to oil a threader
to widen the end of cut conduit
to smooth the inside edge of cut conduit
to measure the inside diameter of cut conduit
What is the first step in reaming conduit?
rotate the reamer
secure the conduit in a pipe vise
insert the reamer tip into the conduit
smooth the edge with coarse sandpaper
Two junction boxes are each located on different walls, 18" from the same corner. Given a 90 degree bend a take-up of 6" and a gain of 4", what is the developed length of the conduit between the junction boxes?
Page 214
30"
32"
36"
46"
