Engineering Materials Which of the following elements does not impart hardness to steel? Silicon Nickel Chromium Copper Silicon Nickel Chromium Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about tempering? Tempering is done to Improve toughness Improve machinability Improve ductility Release stresses Improve toughness Improve machinability Improve ductility Release stresses ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following display properties similar to that of steel? None of these Both (A) and (B) Blackheart cast iron Whiteheart cast iron None of these Both (A) and (B) Blackheart cast iron Whiteheart cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The addition of which of the following improves machining of copper? Zinc Vanadium Sulphur Tin Zinc Vanadium Sulphur Tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Basic solution is one which has pH value Greater than 7 Equal to 7 Less than 7 pH value has nothing to do with basic solution Greater than 7 Equal to 7 Less than 7 pH value has nothing to do with basic solution ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is said to be allotropic, if it has Atoms distributed in random pattern Fixed structure at all temperatures Any one of the above Different crystal structures at different temperatures Atoms distributed in random pattern Fixed structure at all temperatures Any one of the above Different crystal structures at different temperatures ANSWER DOWNLOAD EXAMIANS APP
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