Engineering Materials Practice Set-7

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1. Ball bearings are, usually, made from
2. Railway rails are normally made of
3. German silver contains
4. Corrosion resistance of steel is increased by addition of
5. An alloy of copper, tin and zinc is known as
6. Hardness of steel depends on
7. The loss of strength in compression with simultaneous gain in strength in tension due to overloading is known as
8. Eutectoid steel contains following percentage of carbon
9. Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is
10. Tungsten when added to steel __________ the critical temperature.

 

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A Demrot is the founder of VideRime Online Learning, a leading engineering website. He did his BE Civil and M.Tech Structure from RGPV University, Bhopal and has been working as an Assistant Professor in a reputed college.

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