How many 4' × 8' panels of subflooring are needed?
a. 47
b. 53
c. 71
d. 89
Answer: B
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A(n) ____________________ weld is a continuous weld that may consist of a single weld or a series of overlapping spot welds.
Fill in the blank(s) with the appropriate word(s).
The minimum riser height required by building codes for a nonresidential stair is _________.
A) 4.5 in. B) 6.0 in. C) 5.5 in. D) 4.0 in. E) 5.0 in.
Use the following diagram to answer questions 7 through 8.
Determine the reading in inches as indicated by the letter A on the English scale.
What will be an ideal response?
As a safety precaution, electric duct heaters should be wired so that they will not operate unless:
A) Extra heat is needed. B) Other forms of heat are not operating. C) The second stage of the thermostat is closed. D) The fan is operating.