Corrosion Engineering Question Papers Online Exam Quiz
Corrosion Engineering Question Papers GK Quiz. Question and Answers related to Corrosion Engineering Question Papers. MCQ (Multiple Choice Questions with answers about Corrosion Engineering Question Papers
Which of the following steels will have less corrosion rate in boiling 65% nitric acid?
Options
A : 4.5% chromium steel
B : 8% chromium and 8% nickel steel
C : 18% chromium and 8% nickel stainless steel
D : 18% chromium stainless steel
Which of the following is/are the class2 corrosion-resistant materials in nitric acid?
Options
A : Aluminum and Stainless steels
B : Aluminum, Hastelloy, and Inconel
C : Hastelloy and Inconel
D : Hastelloy and Titanium
Which of the following is/are the class2 corrosion resistance materials in hydrochloric acid?
Options
A : Bronzes and Cupronickels
B : Hastelloy D and Duriron
C : Bronzes, Stainless steels, Bronzes, Cupronickels, Hastelloy D and Duriron
D : Stainless steels and Duriron
What are the principal applications of Duriron?
Options
A : Cast forms of pumps, valves, heat exchangers for chemical plant
B : In manufacturing and handling of nitric acid
C : In the ammonia oxidation process
D : Cast forms of pumps, valves, heat exchangers for chemical plant, in manufacturing and handling of nitric acid and ammonia oxidation process
Which of the following is/are the class1 corrosion resistance materials in hydrochloric acid?
Options
A : Chlorimet 2 and Chlorimet 3
B : Hastelloy B and C
C : Zirconium and molybdenum
D : Chlorimet 2 and 3, Hastelloy B and C, Zirconium, Molybdenum and Tantalum
Which of the following metals will have a high influence on aeration and oxidizing agents in hydrochloric acid?
Options
A : Copper and its alloys
B : Nickel and its alloys
C : Nickel-molybdenum alloys, copper, nickel and their alloys
D : Nickel-molybdenum alloys
Which of the following is/are the class3 corrosion-resistant materials in nitric acid?
Options
A : Copper and its alloys
B : Nickel and its alloys
C : Low-alloy steels
D : Low-alloy steels, copper, nickels and their alloys
Duriron has better corrosion resistance than Durichlor in hydrochloric acid.
Options
A : False
B : True
C :
D :
Which of the following impurity in hydrochloric acid results in pitting corrosion?
Options
A : Ferrous chloride
B : Ferric chloride
C : Potassium chloride
D : Sodium chloride
Which of the following is/are the class1 corrosion resistance materials in nitric acid?
Options
A : High-silicon cast irons
B : Stainless steels (type 430)
C : Titanium
D : High-silicon cast iron, stainless steels, and titanium
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