Materials and Construction MCQs

479 MCQs  — Chemical Engineering MCQs  (Page 29 of 48)

Attempt Materials and Construction Quiz
Bronze is an alloy of copper and _________________?
A. Lead
B. Tin
C. Nickel
D. Zinc
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A steel alloy containing 36% nickel is called _____________________, which has a zero co-efficient of expansion?
A. Austenitic stainless steel
B. Heat resisting steel
C. Invar
D. High speed steel
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Silicon percentage in acid resistant cast iron is about________________?
A. 4
B. 8
C. 14
D. 20
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Phenol is not shipped in________________?
A. Nickel lined steel tank cars
B. Galvanised or tin lined drums
C. Boxed glass carboys
D. Cast iron containers
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_____________ steel is widely used for the manufacture of motor car crankshafts?
A. Silicon
B. Nickel
C. Chrome
D. High speed
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Addition of tungsten to steel imparts___________________?
A. Magnetic properties
B. Cutting hardness
C. Corrosion resistance
D. Ductility
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Brine (15% concentration) can be stored in a vessel made of____________________?
A. Monel
B. Karbate
C. Cast iron
D. None of these
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Which of the following is not used as the ceramic material in „cermets‟?
A. Silicides
B. Oxides
C. Carbides
D. Nitrides
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Percentage of silver in German silver is__________________?
A. 5
B. 10
C. 20
D. 0
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Invar contains the highest percentage of___________________?
A. Vanadium
B. Iron
C. Tungsten
D. Cobalt
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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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