What happens to an electrical space heater if it sits for long periods of time unused?
What will be an ideal response?
Nothing, they will still function reliably.
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____ reduce friction and wear, dissipate heat, and protect metal surfaces from rusting.
A. Lubricants B. Bearings C. Hubs D. Copolymers
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As the percentage of ____ increases, the tensile strength increases, the hardness increases, and ductility is reduced.
A. carbon B. sulfur C. phosphorus D. manganese
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A(n) ____ is simply a short statement of your interest in working for a particular company; it should be brief, assertive, and positively stated.
A. letter of introduction B. abstract C. objective statement D. letter of intent
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A sine wave's instantaneous voltage is 0 V at ________ degrees
A) 360 B) 0 C) 180 D) all of these
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