Contactors are large relays and are used to control the operation of loads that draw more than ____ amps.

A. 5
B. 10
C. 15
D. 20


Answer: C

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A welding process reference stud weld (sw) is included in the ____________________.

Fill in the blank(s) with the appropriate word(s).

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Concrete work is another form of masonry work that the brick, block, and stone mason should be able to perform.

Answer the following statement true (T) or false (F)

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Which of the following would be classified as a field bean?

a. kidney bean c. snow pea b. green bean d. soybean

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The rotor of an ECM motor is composed of:

A) Layers of laminated soft iron. B) Copper windings coiled around layers of laminated soft iron. C) Permanent magnets glued to a hollow steel cylinder. D) A solid bronze casting.

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