In the accompanying figure, the arrow points to a(n) ____.
A. counterbored hole
B. chamfered hole
C. countersunk hole
D. extension hole
Answer: C
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Which of the following processes are most apt to encourage good soil aeration?
A) diffusion of oxygen from the soil to the atmosphere B) root respiration C) reaction of oxygen with organic matter D) creation of more macropores E) organic matter decomposition
The triple point of a substance is:
A) The point when the density of a substance changes to a solid, liquid, or vapor at standard conditions. B) That point when the substance changes its specific gravity at the same pressure, temperature, and volume. C) The point at which the substance changes state at the same pressure, temperature, and volume. D) The point where a substance can exist as a solid, liquid, or vapor at the same time at one specific pressure and temperature.
What can be considered an advantage of a screw type chiller as compared to a centrifugal chiller?
What will be an ideal response?
Technician A says the manifold and gauge set is an important diagnostic tool. Technician B says the manifold and gauge set is an important tool for evacuating and charging the system. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B