Factory-built fireplaces producing gases with a temperature above ____°F at the chimney entrance must meet UL 959.
A. 540
B. 750
C. 820
D. 1000
Answer: D
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______ are used to fasten a member of a structure, such as a wooden plate, to the structure itself.
A. Ties B. Nailing blocks C. Anchor bolts D. Toggle bolts
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What type of organism is ringworm?
a. Roundworm c. Fungus b. Pox virus d. Bacterium
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PROBLEM 3.88The stepped shaft shown must transmit 45 kW. Knowing that the allowable shearing stress in the shaft is 40 MPa and that the radius of the fillet is mm, determine the smallest permissible speed of the shaft.
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The topmost horizon in most humid region forest soils is the A horizon
Indicate whether the statement is true or false
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