Silicon is widely used as a semiconductor because it _____.
a. has no valence electrons
b. only has one valence electron
c. has a negative charge
d. withstands heat
d. withstands heat
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There are many forms of design documentation, but the most common form is a ____.
A. finished detailed drawing B. CAM model C. concept map D. selective laser model
What is the term that refers to a temperature spread in a water heater tank that results in the first water out of the tank being too hot to be safe?
a. stacking b. overheating c. convection d. conduction
Sometimes the shielding gas is referred to as the shielding ____________________.
Fill in the blank(s) with the appropriate word(s).
Which type of vehicle is considered to be a ZEV?
A) A plug-in electric vehicle (PHEV) B) An electric vehicle (EV) C) A hybrid electric vehicle (HEV) D) All of the above