The _____ ride against the commutator segments and are used to connect the armature to the external circuit of the DC machine.
A. field windings
B. pole pieces
C. armature windings
D. brushes
Answer: D
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____ windows are a row of windows set along the upper part of a wall.
A. Vestibule B. Foyer C. Victorian D. Clerestory
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Define working drawings.
What will be an ideal response?
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Random defrost is accomplished ____.
A. with a timer B. using a high pressure control C. using a low pressure control D. when the refrigeration system has enough reserve capacity to cool more than the load requirement
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Questions to ask when interviewing witnesses include: