If another worker is standing ____ away and you can’t have a conversation unless you shout, the work area is too noisy.

a. two feet
b. three feet
c. four feet
d. five feet


b. three feet

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The maximum allowable drive shaft runout is ________.

A) 0.50 in. (13 mm) B) 0.015 in. (0.4 mm) C) 0.030 in. (0.8 mm) D) 0.10 in. (2.5 mm)

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Grading at a site refers to

A) evaluating the groundwater conditions at a site. B) evaluating the existing subsurface conditions of a site. C) compacting the soil to required density. D) all of the above. E) none of the above.

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Do iron-core inductors or air-core inductors generally have the larger inductance?

A) iron core B) neither; iron-core inductors and air-core inductors have the same inductance C) air core D) There is no way to tell.

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Which of the following is not classified as a double-curved surface revolution?

a. Generatrix b. Sphere c. Torus d. Ellipsoid e. Hyperboloid

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