The correct composition of Babbitt metal is

a) 87.75% Sn, 4% Cu, 8% Sb, 0.25% Bi

b) 90% Sn, 2% Cu, 4% Sb, 2% Bi, 2% Mg

c) 87% Sn, 4% Cu, 8% Sb, 1% Al

d) 82% Sn, 4% Cu, 8% Sb, 3% Al, 3% Mg

Engineering Materials Practice Set-1