Lightweight aggregates used in block making today include expanded fly as, expanded shale, expanded clay, expanded slag, and expanded slate.
Answer the following statement true (T) or false (F)
True
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The number of man-hours to produce 100 bushels of wheat on 3 acres in 2000 is:
a. 45 c. 4 b. 15 d. 2
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How is the imaginary cutting place designated in a drawing?
What will be an ideal response?
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How many rotations of the crankshaft are required to complete each stroke of a four-stroke cycle engine?
A) Two B) One C) One-fourth D) One-half
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List two ways in which ambient light is rejected by a photoelectric system.
What will be an ideal response?
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