MCQ on Engineering materials Steel classification If carbon present in cast iron is partly free and partly in combined state, it is called ............. (a) White cast iron (b) Grey cast iron (c) Molten cast iron (d) None of th…
NANOMATERIALS INTRODUCTION The concept of nanotechnology was first given by renowned physicist Richard Feynman in 1959 and earned Nobel Prize. The term was also popularized by the invention of scanning tunneling microscope and …