Describe in general how asphalts are graded.
What will be an ideal response?
Asphalt cements are graded from the softest, AR 1000, to the hardest, AR 16000. AR 4000 is a general purpose grade, and AR 8000 is used in hot climates. The grade chosen depends on climate and the quality of the aggregate.
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An audio CD can store 650 million bytes of data. If fs= 44kHz with 16-bit quantization, the duration of stereo (two-separate channels) music that can be stored on a CD is ____ (xx) minutes.
Fill in the blank(s) with the appropriate word(s).
Components or circuits are never marked if they are sensitive to electrostatic discharge.
Answer the following statement true (T) or false (F)
A vehicle with sequential fuel injection will:
A. Inject fuel only once per engine cycle B. Inject fuel on every stroke of a four-stroke cycle C. Have one fuel injector that is used for all of the cylinders in a multi-cylinder engine D. Inject fuel all the time when an engine is running
The following statements are all correct EXCEPT ________
A) Unused brake fluid is considered a hazardous waste B) Most brake fluid is made from polyglycol C) Brake fluid should not be mixed with engine oil for disposal unless otherwise directed D) Brake fluid may be recycled