Which type of ladder is usually carried up another ladder before being put into place?
a. attic
b. roof
c. fresno
d. chimney
Answer: b. roof
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A ____ is a mechanism used to raise and lower a small car vertically within a building.
A. tote box B. cart transfer system C. dumbwaiter D. horizontal tote box transfer system
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The ___________________ holds foreign objects such as wire and nails that are sometimes swallowed
by animals.
Fill in the blank(s) with the appropriate word(s).
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A(n) ____ is used to measure ring side clearance.
A. micrometer B. feeler gauge C. caliper D. dial gauge
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Variables to be determined by the welder prior to welding include:
A) Spool tension B) Type of shielding gas C) Polarity D) All of the above
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