Chemical Engineering - Materials and Construction

36.
Generally __________ are subjected to galvanising (i.e., zinc coating).
non-ferrous metals
non-metals
low carbon steels
stainless steel
Answer: Option
Explanation:
No answer description is available. Let's discuss.

37.
A material no longer behaves elastically beyond
plastic limit
limiting load
elastic limit
breaking load
Answer: Option
Explanation:
No answer description is available. Let's discuss.

38.
When the steel is subjected to normalising, its __________ decreases.
yield point
ductility
ultimate tensile strength (UTS)
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

39.
The most commonly used resin for making reinforced plastic is
unsaturated polyester
polypropylene
polyurathane
nylon-6
Answer: Option
Explanation:
No answer description is available. Let's discuss.

40.
Most suitable material for high pressure vessel operating at 500 atm. and 500° C is
molybdenum stainless steel.
18/8 stainless steel.
mild steel.
high silicon iron (14% Si).
Answer: Option
Explanation:
No answer description is available. Let's discuss.