Multiple choice

In very high speed applications, which metal is used to reduce heat from friction during rolling to avoid problems in metal bearings?

  1. Carbon

  2. Tin

  3. Mica

  4. Argon

  5. Ceramic
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

A ceramic is an inorganic, nonmetallic solid prepared by the action of heat and subsequent cooling. Ceramic materials may have a crystalline or partly crystalline structure, or may be amorphous (e.g., a glass).

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