WorksheetsPlumbing math
Total questions: 24
Worksheet time: 12mins
Atmospheric pressure at sea level is almost _____.
8.43
434
14.7
62.4
One cubic foot contains _____ cubic inches.
231
144
1728
61.2
The volume of water in one cubic foot is approximately _____.
7.5 gallons
10 quarts
28 quarts
6.5 gallons
The pressure at the base of a column of water 1-inch high is approximately _____.
2.31 psi
.434 psi
4.335
.036 psi
The pressure required to raise a column of water 200 feet would be (neglect friction losses) _____ psi.
200
43
86
100
The full length of a house sewer is 100 feet and the total fall is 25 inches. The slope of the sewer is approximately _____ inch/foot
1/2”
1/4”
3/8”
1/8”
One cubic foot of water weighs approximately _____ pounds.
43.4
231
144
62.4
A temperature of 212 degrees Fahrenheit is equivalent to _____ Celsius.
273
212
100
180
One square foot contains approximately _____ square inches.
144
100
48
36
The scale on a set of plans states that 1/8 inch = 1 foot. The actual length of a waterline with plan dimensions of 5 inches would be approximately _____ feet.
64
8
40
5
The cross-sectional area of a 2 inch diameter pipe is _____ square inches.
7.06
6.28
4
3.14
A cold water pipe is to be offset 4 feet using 45-degree elbows. The length of the diagonal pipe will be _____.
5’ 7 7/8”
5’
6’ 6”
8’
15. A 4-inch diameter pipe 100 feet in height is filled to the top with water. The weight at the base of the stack would be _____ pounds
43.4
400
545
100
The area of a circle can be computed by using the formula _____.*
1 point
D=1.2732^2
S= .7854 D
A= .7855 D^2
The circumference and the area are numerically the same for a circle with a diameter of _____ inches.
4
2
3
5
The area of a square is 196 square feet. One side has a length of _____.
14 ft
49 ft
83 in
49 in
A rectangular tank, including top, 60ft. x 20ft. x 10ft., is to be covered inside with a sheet copper liner. The surface to be covered is approximately _____ square feet
4000
3200
2800
3200
A cesspool is 48 inches in diameter and 20 feet deep. If filled to the top with water, the volume in gallons would be _____ gallons.
1880
2500
1808
2000
The sides of a right triangle are 3 feet and 4 feet. The hypotenuse would be approximately _____ feet
5
12
25
7
A fuel tank 5 feet in diameter and 60 feet long is to be supported from a steel beam with 4-U straps. The total length of strap material should be at least _____ feet.
52 feet
13
39
26
A tank has a volume of 864 cubic feet. If one cubic foot = 7.48 gallons, the tank will hold _____ gallons.
646.27
11.55
6462.72
64.62
AIl design, construction, and workmanship shall be in conformity with _________________________.
accepted engineering practices
practices of the contractor
standard shop procedures
job plans and specifications
Section 312.2 prohibits the direct embedment of hubless cast-iron pipe in a concrete slab
True
False
That part of the lowest piping of a drainage system that receives the discharge from soil, waste, and other drainage pipes inside the walls of the building and conveys it to a point 2 feet outside the building wall is a _____.
building drain
building sewer
waste pipe
soil stack
