The opposite terminal of a load device to which a DC sinking output module is connected is wired to the __________ of an external power supply.
A. positive
B. negative
Answer: A
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When using the rule-of-thumb estimation method, materials _____ .
A. can be grossly overestimated B. should not be grossly overestimated or underestimated C. can be underestimated but never overestimated D. should not be overestimated
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The economic demand for food is less in developing countries, which in turn results in lower levels of either food production or distribution
Indicate whether the statement is true or false
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Determine the forces in all bars of the trusses. Indicate tension or compression.
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A strut-type suspension is used ________
A) In both the front and rear B) In the rear only C) In the front only D) In rare vehicles no longer in production
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