Engineering Materials Bell metal contains 70% copper and 30% zinc 70 - 75% copper and rest tin 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 70 - 75% copper and rest tin 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is basically a Surface hardening process None of these Carburising process Core hardening process Surface hardening process None of these Carburising process Core hardening process ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is an amorphous material? Lead Mica Glass Silver Lead Mica Glass Silver ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pig iron is the name given to Iron containing huge quantities of carbon Product of blast furnace made by reduction of iron ore Iron in molten form in the ladles Raw material for blast furnace Iron containing huge quantities of carbon Product of blast furnace made by reduction of iron ore Iron in molten form in the ladles Raw material for blast furnace ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following display properties similar to that of steel? Whiteheart cast iron None of these Blackheart cast iron Both (A) and (B) Whiteheart cast iron None of these Blackheart cast iron Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following property is desirable for materials used in tools and machines? Ductility Malleability Plasticity Elasticity Ductility Malleability Plasticity Elasticity ANSWER DOWNLOAD EXAMIANS APP
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