Chemical Engineering MCQs

Page No. 37

Concrete tank can be used to store________________?


aAlum


bFerrous sulphate


cSulphuric acid


dSaturated brine


View Answer Saturated brine

Cast iron has very high___________________?


aCompressive strength


bDuctility


cShock resistance


dResistance to brittleness


View Answer Compressive strength

Which of the following is not an alloy of nickel and chromium ?


aInconel


bHastelloy


cNimonic alloys


dDuralumin


View Answer Duralumin

The hardest material just prior to diamond in Mho’s scale is___________________?


aTopaz


bCarborundum


cCorundum


dCalcite


View Answer Corundum

The maximum percentage of chromium that can be added to steel is about____________________?


a12


b18


c24


d30


View Answer 18

Residual magnetism in steel for magnets is increased by the addition of__________________?


aNickel


bCobalt


cTungsten


dChromium


View Answer Cobalt

Tank furnace used for melting of glass is made of___________________?


aMild steel


bCast iron


cRefractory blocks


dStainless steel


View Answer Refractory blocks

The essential ingredient of all the synthesis gas is___________________?


aH2


bO2


cCO2


dN2


View Answer H2

The main constituent of rock phosphate is _____________________?


aMono-calcium phosphate


b Di-calcium phosphate


cFluorspar


dNone of these



Base suspension fertiliser essentially contains___________________?


a13% N2 and 43% P2O5


b43% N2 and 13% P2O5


c43% N2 and 13% K2O


d43% K2O and 43% P2O5


View Answer 13% N2 and 43% P2O5

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