Materials And Construction - Study Mode

[#176] The hardest material just prior to diamond in Mho's scale is
Correct Answer

(C) Corrundum

[#177] Urea autoclave is made of
Correct Answer

(C) Stainless steel

[#178] For spinning viscose rayon, the extrusion spinnerettes are made of
Correct Answer

(A) Platinum or gold alloys

[#179] Generally __________ are subjected to galvanising (i.e., zinc coating).
Correct Answer

(C) Low carbon steels

[#180] Which of the following will have the highest melting point?
Correct Answer

(C) Wrought iron