Materials & Construction Mcqs for Chemical


Q.  When iron is rusted, it is__________________?

a. Converted to a fine powder
b. Reduced
c. Oxidised
d. None of these


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Mixing vessel used for the chlorination of methane to produce methyl chloride is made of___________________?
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MCQs:  The high expansion metal normally used in the bimetallic thermometer is _______________ temperature measurement?
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MCQs:  High speed cutting tool steels contain about _______________ percent of tungsten?
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MCQs:  Hydrochloric acid is stored in a ________________vessel?
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MCQs:  The chlorinator used in the manufacture of DDT is made of___________________?
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MCQs:  __________________ does not contain copper as an alloying element?
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MCQs:  In SO3 absorber (Contact Process), packing material used is of________________?
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MCQs:  Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its__________________?
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MCQs:  Bearings subjected to light load are made of________________?
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MCQs:  With increase in the carbon percentage in the steel, its__________________?
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MCQs:  To improve the machinability of steel by its softening, it is subjected to __________________?
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MCQs:  Bog iron used for the adsorption of H2S from coke oven gas is___________________?
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MCQs:  The specific gravity of coal depends mainly on its ______________ content?
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MCQs:  Bell metal is an alloy of __________________?
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MCQs:  Hastelloy C is a good material of construction in chemical process industry, since it is ___________________?
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MCQs:  Most of the common metals have ______________ crystal structure?
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MCQs:  Ball bearings are normally made of _____________ steel?
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MCQs:  Condenser tubes are not made of_________________?
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MCQs:  Evaporator used for concentrating tomato juice is made of __________________?
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MCQs:  Lead lined equipments & vessels are suitable for handling __________________?
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