____ involves heating the structure of a metal to a high enough temperature to turn it completely austenitic.
A. Normalizing
B. Preheating
C. Stress relieving
D. Annealing
Answer: D
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Most electrically driven constant-speed machines operate at speeds below ____ rpm.
A. 1800 B. 2000 C. 2200 D. 2400
Gears produced by a grinding process are categorized either as conforming (suitable for their intended purpose), downgraded (unsuitable for the intended purpose but usable for another purpose), or scrap (not usable). Suppose that 80% of the gears produced are conforming, 15% are downgraded, and 5% are scrap. Ten gears are selected at random.
a. What is the probability that one or more is scrap? b. What is the probability that eight or more are not scrap? c. What is the probability that more than two are either downgraded or scrap? d. What is the probability that exactly nine are either conforming or downgraded?
The disadvantage in using optical amplification rather than regeneration is that it is much more expensive
Indicate whether the statement is true or false
Explain why outside-diameter dimensional control is easier than inside-diameter dimensional control for extruded pipe
What will be an ideal response?