Hamad Materials and Construction 31/08/2023 A. Copper and tin B. Copper and nickel C. Molybdenum and nickel D. Lead and tin Related Mcqs: With increase in the carbon percentage in the steel, its__________________?A. Hardness increases B. Ductility reduces C. Tensile strength increases D. All A., B. and C.... High speed steel tools retain their hardness upto a temperature of _____________ °C?A. 500 B. 750 C. 900 D. 1100... High speed steel should have high___________________?A. Toughness B. Wear resistance C. Hardenability D. Both B. & C.... Which of the following is the most prone to atmospheric corrosion ?A. Silver B. Iron C. Tin D. Copper... Which of the following undergoes granular fracture ?A. Wrought iron B. Steel C. Cast iron D. None of these...
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