Engineering Materials Practice Set-3

May 9, 2021

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1. Cobalt in steel
2. Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio
3. The portion of the blast furnace below its widest cross-section is called
4. The tensile strength of wrought iron is maximum
5. Brass contains
6. The aluminium alloy made by melting aluminium with 2 to 10% magnesium and 1.75% copper is called
7. The main alloying elements high speed steel in order of increasing proportion are
8. Which of the following property is desirable for materials used in tools and machines?
9. The percentage of carbon in grey iron castings usually varies between
10. In low carbon steels, presence of small quantities of sulphur improves

 

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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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