Mechanical Engineering · Q204

Engineering Materials

Engineering and GATE · Mechanical Engineering · question 204

Q204

Cementite consist of

A.

13% carbon and 87% ferrite

B.

13% cementite and 87% ferrite

C.

13% ferrite and 87% cementite

D.

6.67% carbon and 93.33% iron

Answer

Answer: Option D

Solution

Answer: Option D

Solution:

Cementite consist of 6.67% carbon and 93.33% iron It has an orthorhombic crystal structure.

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