Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Copper Lead and bismuth Silicon Magnesium Copper Lead and bismuth Silicon Magnesium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following pipes is least corrosion resistant? Cast iron Brass Wrought iron Mild steel Cast iron Brass Wrought iron Mild steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid reaction occurs at 600°C 1493°C 1147°C 723°C 600°C 1493°C 1147°C 723°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The following element can't impart high strength at elevated temperature Manganese Nickel Silicon Magnesium Manganese Nickel Silicon Magnesium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness is the property of a material due to which it Can be rolled or hammered into thin sheets Can cut another metal Can be drawn into wires Breaks with little permanent distortion Can be rolled or hammered into thin sheets Can cut another metal Can be drawn into wires Breaks with little permanent distortion ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bronze contains 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 70% copper and 30% zinc 70 - 75% copper and rest tin ANSWER DOWNLOAD EXAMIANS APP