Valve face and valve seat reconditioning is being discussed. Technician A says that when an interference angle is used, both the valve and the seat are machined at exactly the same degree cut. Technician B says that as the valve seat is cut, the valve stem height increases. Who is correct?
A. A only
B. B only
C. Both A and B
D. Neither A nor B
Answer: B
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Adams Manufacturing spent $30,000 on a new sterilization conveyor belt, which resulted in a cost savings of $4202 per year. The length of time it should take to recover the investment at 8% per year is closest to:
(a) Less than 6 years (b) 7 years (c) 9 years (d) 11 years
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In the fabrication of semiconductors, the material used is a
A) gaseous matter. B) transistor substrate. C) single crystal. D) liquid crystal. E) layer of crystals.
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What are four types of growth and development that adversely affect horticultural commodities?
What will be an ideal response?
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The boiling point of water is ____ at sea level.
A. 1120F B. 1800F C. 2120F D. 2320F
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