Copper deficiency is most likely to occur under which of the following soil conditions?
A) well-drained loamy sand Ultisol with pH 6.1
B) soil with pH 4.3 and subject to frequent flooding
C) muck soil (Saprist) with pH 5.5
D) silt loam soil with pH 7.0
E) poorly drained calcareous soil with pH 7.6
C
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This is a process of heating steel to a specified temperature and then allowing it to cool slowly by air, which brings the steel to a normal state.
a. killed b. normalization c. rimmed d. carburization
A kilogram equals about 1.2 pounds.
Answer the following statement true (T) or false (F)
Which of the following condenser types is most efficient?
A) Cumulative B) Evaporative C) Air-cooled D) Water-cooled
Center drills break as a result of:
A) Too heavy feed and too low speed B) Dropping them on the floor C) Too light feed and too high speed D) Allowing chips to form a tangle around them