Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Silicon Lead and bismuth Magnesium Copper Silicon Lead and bismuth Magnesium Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nodular iron has All of these Low melting point High tensile strength High machinability All of these Low melting point High tensile strength High machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is the process of Increasing hardness throughout Heating and cooling rapidly Inducing hardness by continuous process Hardening surface of work-piece to obtain hard and wear resistant surface Increasing hardness throughout Heating and cooling rapidly Inducing hardness by continuous process Hardening surface of work-piece to obtain hard and wear resistant surface ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following statements are true for annealing of steels? Internal stresses are relieved Cooling is done slowly and steadily Steels are heated to 500 to 700°C All of these Internal stresses are relieved Cooling is done slowly and steadily Steels are heated to 500 to 700°C All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gamma iron exits at following temperature Between 910°C and 1400°C Between 1400°C and 1539°C Near melting point Room temperature Between 910°C and 1400°C Between 1400°C and 1539°C Near melting point Room temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In mottled cast iron, carbon is available in Combined form Free form Nodular form Partly in free and partly in combined state Combined form Free form Nodular form Partly in free and partly in combined state ANSWER DOWNLOAD EXAMIANS APP
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