At speeds of 780 rpm and less, the following drives may be prudently used: chain drive, belt drive, separate speed reducer coupled to the motor, or ____ motor.

a. multispeed
b. synchronous
c. gear
d. reverse


c. gear

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As their main agricultural crop, southern subsistence farmers raised

A. cotton. B. tobacco. C. corn. D. wheat. E. sugar cane.

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The fallacy of composition indicates:

a. The population is better off if people pursue their individual goals. b. Policy needs to be analyzed from the perspective of the individual. c. Policy needs to be analyzed from the perspective of the market. d. Policy needs to be analyzed from the perspective of the economy. e. The combination of b, c, and d above.

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To improve an air conditioner's dehumidification capacity:

A) Oversize the unit, Increase airflow, and shorten runtimes B) Shorten run times an increase airflow C) Oversizing the unit for the square footage D) Long run times and slow evaporator air flow

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Exterior finish selection is primarily a(n) ____ decision, usually controlled by the designer or building owner.

A. aesthetic B. structural C. functional D. financial

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