List of top Materials, Manufacturing & Industrial Engineering Questions asked in GATE Metallurgy

Find the diameter of the punch, if the diameter of the blank is 20mm( blinking operation is going on). Given the clearance value is 0.04mm

A cube of the dimension (20*20*20) is mold to sphere having diameter 20mm and the pouring temperature both are same. What is the ratio of the solidification time of the cubical casting: spherical casting