?In SAW, the heat is produced from ____.
A. ?a chemical reaction in the flux
B. ?an arc between the work and a metal electrode
C. ?heat applied to granular flux material
D. ?the atmosphere reacting with the flux
Answer: B
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The diode shown in Figure P9.49 has a piecewise linear characteristic that passes through the points (?10 V, ?5 ?A), (0, 0), (0.5 V, 5 mA), and (1 V, 50 mA). Determine the piecewise linear model, and using that model, solve for i and v.
?A CADD ____ is a pattern of a standard or commonly used feature or features that is created once and then used on subsequent drawings.
A. ?template B. ?setting C. ?default D. ?model
The first CAD systems, developed in the 1960s, were ____.
A. paper-based B. 2-D C. 3-D D. sophisticated
____ are small parts drawn at a very large scale.
a.Refinements b.Elaborations c.Details d.Expansions