Q230
Which of the following metal shrinks most from molten state to solid state?
A.
Cast iron
B.
Cast steel
C.
Brass
D.
Admiralty metal
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Admiralty metal is an alloy of not less than 70 percent copper, about 1 percent tin, small amounts of other elements, and the balance zinc; tin brass.Admiralty metal shrinks most from molten state to solid state