Wind erosion accounts for about what percent of the total soil erosion losses in the United States?
A) 20% B) 5% C) 75% D) 35% E) 10%
D
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The synchronous motor has the same type of stator windings as other ____.
a. brushless DC motors b. high torque motors c. stepper motors d. three-phase motors
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Which of the following types of piping is usually connected by threaded fittings?
a. PVC b. Copper tubing c. Stainless steel d. Carbon steel
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What is one of the hallmarks of professionally trained designers?
a. neatness c. computer design graphics b. distinctive style of hand lettering d. use of guidelines
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To help extend the life of a turbocharger, the customer should allow the engine to ____________________for about ____________________ minute(s) before shutting the engine off.
Fill in the blank(s) with the appropriate word(s).
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