A motor's speed is determined by ____.
A. size
B. voltage
C. amperage
D. number of motor poles
Answer: D
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Describe why water management is a critical issue facing fuel cells.
What will be an ideal response?
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____ is inexpensive and requires the least amount of cleaning.
A. Mild steel B. Aluminum C. Stainless steel D. Low carbon steel
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To determine the largest value that can be represented by a given number of places in base 2, use the following formula: ____.
A. highest number = 2n- 1 B. highest number = 2n+ 1 C. highest number = 2n* 1 D. highest number = 2n
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Sketches are most often used in which step of the design process?
A. identification of the problem or need B. development of initial ideas C. selection of proposed solution D. developing working drawings
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