Materials and Construction MCQs

479 MCQs  — Chemical Engineering MCQs  (Page 34 of 48)

Attempt Materials and Construction Quiz
Hardest material so far found is__________________?
A. Diamond
B. Graphite
C. Carborundum
D. Pumice stone
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Which of the following alloys does not contain nickel ?
A. Chloro, et-2 alloy
B. Monel
C. Inconel
D. Babbitt metal
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The carbonating tower used in Solvay process of soda ash manufacture is made of_________________?
A. Cast iron
B. Stainless steel
C. Karbate
D. Lead lined steel
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The process of heating the cold pressed metallic powder is called ______________ in powder metallurgy?
A. Precipitation
B. Fusion
C. Sintering
D. Agglomeration
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In order to be called steel, an alloy should have iron percentage greater than____________________?
A. 80
B. 70
C. 90
D. 50
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Ammonium chloride solution is stored/ treated in _____________ vessels/pipes?
A. Plain carbon steel
B. Stainless steel
C. Rubber or durmet-20 lined
D. Lead
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Which is an amorphous material ?
A. Glass
B. Mica
C. Brass
D. Cast iron
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With increase in carbide/graphite ratio in cast iron, its__________________?
A. Hardness & brittleness increases
B. Ductility decreases
C. Both a. and b.
D. Neither a. nor b.
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Sulphuric acid pickling tanks are lined with__________________?
A. Nickel
B. Rubber
C. Aluminium
D. Glass
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Tubes of multiple effect evaporator used for concentration of sugar cane juice are made of __________________?
A. Nickel
B. Copper
C. Stainless steel
D. Brass
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Word of the Day
24 Jul
Untenable
(especially of a position or view) not able to be maintained or defended against attack or objection.
ناقابل مدافعت، غیر مستحکم، جو دلیل سے ثابت نہ ہو سکے

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