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Chemical Engineering - Materials and Construction

Exercise : Materials and Construction - Section 3
1.
Failure of a material is termed as fatigue failure, if it fails below the yield point. The resistance to fatigue failure of a material is measured by the
ultimate tensile strength (U.T.S.)
endurance limit
elastic limit
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Bog iron used for the adsorption of H2S from coke oven gas is
an intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide).
iron impregnated with resin (usually bakelite).
carbon free iron.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Wrought iron is a suitable material of construction for handling __________ solutions.
dilute acidic
concentrated acidic
alkalis & alkaline
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Steel rods are used in reinforced concrete to increase its __________ strength.
shear
tensile
compressive
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Corrosion involves exchange of electrons in __________ corrosion.
chemical
electrochemical
both (a) & (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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