Describe what has changed in the creation and distribution of engineering drawings in the past 30 years.
What will be an ideal response?
ANS:
For more than 150 years, most engineering drawings were created using manual methods on mylar or vellum and were reproduced and distributed as blueprints. However, in the last thirty or so years, engineering drawings have been increasingly created on CAD systems.
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A single-conversion UPS system _____.
a. has poor noise isolation from line to load b. has excellent frequency stability c. may achieve zero transfer time d. supplies AC power directly to critical loads through a series inductor or transformer
____________________ are a class of animals that have stomachs with more than one compartment
Fill in the blank(s) with the appropriate word(s).Is it possible to write an IPv4 address as IPv6? If so, demonstrate with the address you found in problem 1.
What will be an ideal response?
The number of protons in the nucleus of the atom is called the element's ____.
A. atomic number B. atomic weight C. atomic mass D. relative atomic mass