Renewable natural resources are provided by _____
a. agriculture c. nature
b. technology d. nonfarm workers
ANS: C
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The subsequent problems deal with the circuit below:
NOTE: Assume the op amp is ideal.What is I4?
A. 10 mA B. ?10 mA C. ?5 mA D. 5 mA E. 0 mA
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Many things can go wrong with an air compressor, one of which is the same problem that may be encountered with hydraulic pumps. This is ____.
A. entrained air B. bearing failure C. worn cylinder walls D. vane wear
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Who provides the switch for the frame relay network?
A. Subscribers B. FCC C. Computer services D. Commercial carriers
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Less than one-quarter of U.S. dairy cows are enrolled in the National Cooperative Dairy Herd Improvement Programs (NCDHIP).
Answer the following statement true (T) or false (F)
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