Discuss the main purpose of a drawing.
What will be an ideal response?
The main purpose of a drawing is to give the technician sufficient information needed to build, inspect, or assemble a part or mechanism according to the specifications of the designer. Since the selection and arrangement of views depends on the complexity of a part, only those views should be drawn that help in the interpretation of the drawing.
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Hard seed is an example of what type of barrier to germination?
a. physical c. age b. chemical d. physiological
This problem is based on the following cash flows for alternatives X and Y at an interest rate of 10% per year.
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In comparing the alternatives on a present worth basis, the PW of machine X is closest to:
(a) $23,160
(b) $40,560
(c) $58,950
(d) $72,432
____________________ (FTP) is an Internet protocol used for sending files.
Fill in the blank(s) with the appropriate word(s).
After servicing a system using a bolt-on piercing valve, the technician should:
A) Recover the refrigerant, remove the bolt-on valve, and replace it with a permanent valve. B) Simply remove the gauges because most bolt-on valves are self-sealing. C) Close the bolt-on valve, remove the gauges, and put on the valve cap. D) Remove the bolt-on valve and quickly braze up the hole.