Chemical Engineering MCQs

Page No. 36

Copper has very low________________?


aMalleability


bDuctility


cTensile strength


dThermal & electrical conductivity


View Answer Tensile strength

Refined acetic acid storage vessel are made of___________________?


aCopper


bAluminium


cHigh carbon steel


dNickel


View Answer Aluminium

Mild steel is used for making___________________?


aFish plates


bDie block


cChannels


dDrop forging


View Answer Channels

Cast irons are generally specified by their_________________?


aCarbon content


bTensile strength


cHardness


dManufacturing process


View Answer Tensile strength

Soap kettle used in the production of laundry soap is made of____________________?


aSteel with top section nickel clad or stainless steel


bCast iron


cNickel


dConcrete



Presence of nickel in steel improves its_________________?


aCorrosion resistance


bCutting ability


cWear resistance


dAll A., B. and C.


View Answer Corrosion resistance

Rubber lined pumps can be used to pump_________________?


aCaustic soda


bChlorinated brine


cHypochlorous acid


dAll A., B. and C.


View Answer All A., B. and C.

Ceramic recuperators are generally made of_________________?


aSilicon carbide


bCalcium carbide


cFireclay bricks


dHigh alumina bricks


View Answer Silicon carbide

Kel-F is a material, which is________________?


aChemically known as Polychlorotrifluoroethylene (PTFE)


bHaving excellent chemical & high temperature resistance (upto 200°C)


cHaving elastomeric properties


dAll A., B. and C.


View Answer All A., B. and C.

Zinc is not used__________________?


aFor producing zinc base die casting alloys


bIn its oxide form as pigments


cAs anode for corrosion prevention in boiler


dAs an alloying element in various bronzes



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