Polygons are figures with more than ____ angles.

A. two
B. three
C. four
D. five


Answer: C

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Which of the following statements is true?

A. Partial molar quantities are functions of temperature and pressure of the system, but are independent of composition. B. Excess molar volume can only be positive. A negative excess molar volume would contradict the Second Law of Thermodynamics. C. When modeled as an ideal solution, the molar Gibbs free energy of mixing is equal to zero. D. All of the above are true. E. None of the above are true.

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The rebar-tying method shown in the figure is called a _____.


a. wrap-and-tie
b. standoff tie
c. bar hitch
d. nail-head tie

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Explain why a single-loop armature has little practical value for commercial motor applications, and what can be done to address this problem.

What will be an ideal response?

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A refrigerant container should never be heated or stored in temperatures above:

A) 95°F. B) 115°F. C) 100°F. D) 125°F.

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