The cross-section shown in the figure above is a commercial nosing designed for use with _____.
a. steel-pan stairs
b. concrete stairs
c. sloped-riser steel-pan stairs
d. wood stairs
Answer: C
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Which of the following is unlikely to directly affect the ability of a heating system to vent combustion products?
a. The diameter of the vent and vent connector b. The combined length of the vent and vent connector c. The number of elbows in the vent system d. The type of ignition system used
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A(n) ____________________ is used for cleaning grease from smaller parts.
Fill in the blank(s) with the appropriate word(s).
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When reading a metric micrometer, two full rotations of the thimble is equivalent to:
A. 0.01 mm B. 0.10 mm C. 0.50 mm D. 1.00 mm
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The blocker rings are used to control end play for the speed gears.
a. true b. false
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