Hamad Materials and Construction 29/10/2020 A. Lead B. Tin C. Nickel D. Zinc Related Mcqs: ‘Age hardening’ of duralumin is due to____________________?A. Copper B. Magnesium C. Both A. & B. D. Neither A. nor B.... Mild steel storage vessels are suitable for the storage of___________________?A. Anhydrous ammonia B. Fatty acids C. Hydrochloric acid (95%) D. Sulphuric acid (25%)... Which of the following alloy steels has the energy saving properties making it suitable for use in electrical machines ?A. Silicon steel B. Chromium steel C. Molybdenum steel D. None of these... Reactor used in the production of polyvinyl chloride (PVC) is made of____________________?A. Nickel or glass lined steel B. Aluminium C. Tantalum D. Lead... The ability of a material to offer resistance to scratching or indentation is a measure of its_________________?A. Brittleness B. Toughness C. Hardness D. Resilience...
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