Y-alloy is an important alloy of ___________
(a) Manganese
(b) Iron
(c) Aluminium
(d) Gold
I had been asked this question by my school principal while I was bunking the class.
I'd like to ask this question from Non-Ferrous Metals and Alloys in division Steel, Timber, Mortar, Plastics, Non-Ferrous Metals and Alloys of Construction & Building Materials