The horizontal lines of a ladder diagram are referred to as __________.
A. rungs
B. power ports
C. rails
D. tracks
Answer: A
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The area swept by a 7 ft. long turbine blade during one revoluti?on is 21.9912 sq. ft.
Answer the following statement true (T) or false (F)
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Quiet operation of a water supply system is in part ensured by _____.
a. the use of water conservation devices b. fewer bends in the system c. longer pipe runs d. a reasonable flow rate
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_____________ is defined as a set of techniques that use living organisms to clean up toxic wastes in water and soil
Fill in the blank(s) with correct word
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_____ are exceptionally hardy; they are even capable of surviving under snow for several days
a. Mourning doves b. Pheasants c. Gray partridges d. Ruffed grouse
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