Chemical Engineering - Materials and Construction

26.
Silicon percentage in acid resistant cast iron is about
4
8
14
20
Answer: Option
Explanation:
No answer description is available. Let's discuss.

27.
Concentrated HCl at 30°C can be stored in a vessel made of
PTFE and porcelain.
cast iron and aluminium.
stainless steel and high silicon cast iron.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

28.
Which of the following stainless steels is non-magnetic ?
Ferritic
Martensitic
Austenitic
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

29.
A magnetic material becomes __________ above the Curie temperature.
ferromagnetic
diamagnetic
paramagnetic
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

30.
Which of the following is not a non-ferrous alloy ?
Meehanite
Magnalium
Gun metal
Muntz metal
Answer: Option
Explanation:
No answer description is available. Let's discuss.