Limit switches are usually found on which type of systems?
A. heating
B. cooling
C. both a and b
D. neither a nor b
Answer: A
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Two-wire control ____.
a. provides no-voltage protection or low-voltage protection b. involves the use of a maintaining circuit c. prevents the restarting of machinery when power is restored d. provides no-voltage release or low-voltage release
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Fixed-sum contracts, sometimes called lump-sum contracts, are used most often.
Answer the following statement true (T) or false (F)
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The cheapest types of molds are called ____________________ molds.
Fill in the blank(s) with the appropriate word(s).
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The heavier the load on an operating motor, the greater the amount of slip.
Answer the following statement true (T) or false (F)
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