Chapter 11 NON-FERROUS METALS MCQs

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1. . Following are common non-ferrous metals:





2. . Zinc has tensile strength of 190 to:





3. . Steps involved in getting metallic copper from copper ore are:





4. . The most important ore of aluminium is:





5. . Aluminium is used as a heat exchanger due to its property of:





6. . In steel making process aluminium is used as:





7. . The melting point of aluminium is:





8. . Aluminium does not chemically react with:





9. . Corundum is an ore of:





10. . The slag is:





11. . The blister copper is obtained by:





12. . Alloy of copper and zinc is called:





13. . Alloy of copper and tin is called:





14. . The melting temperature of nickel is:





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