D5is it possible to produce an iron–carbon alloy that has a minimum tensile strength of 620 mpa (90,000 psi) and a minimum ductility of 50% ra? if so, what will be its composition and microstructure (coarse and fine pearlites and spheroidite are alternatives)? if this is not possible, explain why.(3 pts)

When at a point two solid phase changes to one solid phase on cooling then it is known as a) eutectoid point b) eutectic point c) peritectic point d) peritectoid point

Ariver flows from north to south at 8 km/h. a boat is to cross this river from west to east at a speed of 20 km/h (speed of the boat with respect to the earth/ground). at what angle (in degrees) must the boat be pointed upstream such that it will proceed directly across the river (hint: find the speed of the boat with respect to water/river)? a 288 b. 21.8 c. 326 d. 30.2

The higher the astm grain-size number, the coarser the grain is. a)-true b)-false