Q344
The correct composition of Babbitt metal is
A.
87.75% Sn, 4% Cu, 8% Sb, 0.25% Bi
AnswerB.
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
Answer: Option A
Solution
Answer: Option A
Solution:
White metal alloys are those which are light-coloured and generally have a lead or tin base. These alloys are known as Babbitt metalBabbitt metal contains 87.75% Sn, 4% Cu, 8% Sb, 0.25% Bi