Which of the following is an advantage of the squirrel-cage induction motor over the wound-rotor induction motor?
A. lower cost
B. variable speed
C. better speed regulation
D. smaller size
Answer: A
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When halter training dairy cattle, it is best to start with a _____ halter.
Fill in the blank(s) with the appropriate word(s).
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What national standards organization publishes standard 31, a reference for installing oil furnaces?
A) NOFA, National Oil Furnace Manufacturers Association B) NFPA, National Fire Protection Association C) NIST, National Institute of Standards and Technology D) NICE, National Institute of Clean Energy
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Ideal sources help simplify the analysis of _________
A. currents B. circuits C. voltages D. resistance
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A common way of measuring the dispersion of data is by calculating the
a. spread b. scattering c. mode d. variance
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