Q224
Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons.
A.
Equal to
B.
Less than
C.
More than
AnswerD.
None of these
Answer: Option C
Solution
Answer: Option C
Solution:
Iron-carbon alloys containing carbon more than 4.3% are known as hyper-eutectic cast irons.hypereutectic cast iron (>4.3 % C).