Why is the rotor core of a dc motor laminated?
What will be an ideal response?
Lamination prevents eddy currents from flowing between laminations, reducing core losses.
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The ____ grounding electrode is a grounding electrode used to back up a metal water pipe grounding electrode.
a. secondary b. primary c. supplemental d. initial
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A column of water 1 ft high exerts a pressure of ____.
A. 0.277 psig B. 0.299 psig C. 0.433 psig D. 14.696 psig
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A(n) ____________________ joint is made by tack welding one piece of metal on another piece of metal at a right angle.
Fill in the blank(s) with the appropriate word(s).
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The first part of a good troubleshooting procedure is:
a. checking main relief pressure b. checking cycle times c. gathering information d. checking oil temperature
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