The synchronous speed at which a four-pole, 60Hz induction motor operates is _____.
a. 1,140 rpm
b. 1,800 rpm
c. 2,500 rpm
d. 6,900 rpm
b. 1,800 rpm
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When an object is placed within the ____ quadrant, it is viewed in front of each plane and then projected to the plane for deriving the front, left side, and top views.
A. first B. second C. third D. fourth
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Mudsills used to support shores must be sound and _____.
a. rigid b. smooth c. dense d. flexible
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One of the purposes of processing food is to _____
a. decrease the nutritional value c. keep it from spoiling b. study food additives d. increase calories
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The temperature range for commercial TTL flip-flops (such as the 74LS76 ) is
A) 0 to 70 degrees C. B) -50 to +50 degrees C. C) 0 to 125 degrees C. D) 0 to 100 degrees C.
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