A cross section of a portion of land, or along the length of a linear feature such as a road, sewer line, power line, or stream is called a:
a. Geologic map
b. Profile
c. Digital elevation model (DEM)
d. Cutting-plane line
b. Profile
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A(n) ____ is the primary computation unit in a digital computer.
A. adder B. subtractor C. comparator D. multiplexer
Unless otherwise specified, a weld ___________________________________ the thickness of the parts at the joint.
Fill in the blank(s) with the appropriate word(s).
Which rating is the ACEA rating specified for use by many European vehicle manufacturers?
A) SAE B) GF-4 C) A3/B3 D) SM
An air conditioner with a thermostatic expansion valve is operating with a condenser saturation temperature of 110°F and a liquid-line temperature of 85°F. The factory-specified subcooling for the current operating condition is 10°F. After checking the condenser coil and airflow, the technician should:
A) Add charge because the system is undercharged. B) Leave the charge alone because it is cooling even better than factory specifications. C) Move some of the charge from the low side of the system to the high side of the system to balance the charge. D) Recover charge because the system is overcharged.