Q. The crystal structure of most of the common metals is

View solution

Q. Telfon (PTFE) is corroded by

View solution

Q. Hastelloy C is a good material of construction in chemical process industry, since it is

View solution

Q. Mixing vessel used for the chlorination of methane to produce methyl chloride is made of

View solution

Q. The loss of strength in compression which occurs, when there is a gain of strength in tension due to over loading is called

View solution

Q. Pick out the wrong statement.

View solution

Q. For storing water and acid free benzol, use a __________ vessel.

View solution

Q. The chlorinator used in the manufacture of DDT is made of

View solution

Q. Age hardening is concerned with

View solution

Q. Which of the following undergoes granular fracture ?

View solution

Q. 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

View solution

Q. Bog iron used for the adsorption of H₂S from coke oven gas is

View solution

Q. Wrought iron is a suitable material of construction for handling __________ solutions.

View solution

Q. Steel rods are used in reinforced concrete to increase its __________ strength.

View solution

Q. Corrosion involves exchange of electrons in __________ corrosion.

View solution

Q. Carbon is present in steel wholly in the

View solution

Q. In SO₃ absorber (Contact Process), packing material used is of

View solution

Q. Presence of manganese in alloy steel improves its

View solution

Q. Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with

View solution

Q. A material is called 'ductile', if it can be

View solution