Engineering Materials Practice Set-7

May 15, 2021

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1. Free carbon in iron makes the metal
2. Hardness of martensite is about
3. A cold chisel is made of
4. Ball bearings are, usually, made from
5. Maximum percentage of carbon in ferrite is
6. Quenching is not necessary when hardening is done by
7. The material widely used for making pendulums of clocks is
8. The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is
9. The strength is the ability of a material to resist
10. The most effective inhibitor of grain growth, when added in small quantities is

 

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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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