A lamp that produces light as a result of an electric current passing through a gas is using ____.

A. high-intensity discharge lighting
B. resistive lighting
C. incandescent lighting
D. fluorescent lighting


Answer: D

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Find the cross-sectional area of a round penstock pipe 9 in. in diameter.? 

Fill in the blank(s) with the appropriate word(s).

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The simplest curve-a circle or an arc of a circle-appears ____ on a pictorial.

A. linear B. circular C. elliptical D. square

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Those people most adamantly opposed to President James K. Polk's expansionist program in Oregon, Texas and the Southwest were the

A. northwestern Democrats. B. abolitionists. C. southern Democrats. D. generals in the U.S. Army such as General Zachary Taylor. E. pro-slavery Whigs.

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_____________are also used to show cabinets and interior features.

A. Elevations B. Oblique drawings C. Orthographic projections D. Isometric drawings

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