Question:-
Gunmetal, which is used in journal bearings, contains
Option (A)
88% Cu, 10% Sn, 2% Zn
Option (B)
80% Cu, 10% Zn, 10% Al
Option(C)
85% Cu, 5%, Mg, 10% Al
Option(D)
85% Cu, 5% Sn, 10% Pb
Correct Option:
(A)
Question Solution:
Gun metal – Cu 88%, 10% tin, 2% Zn
question-answer-faq-6648