Chemical Process Viscose rayon Cannot yield textile grade fibre Cannot be made from sulphite pulp None of these Utilises H₂SO₄, NaOH and CS₂ during its manufacture Cannot yield textile grade fibre Cannot be made from sulphite pulp None of these Utilises H₂SO₄, NaOH and CS₂ during its manufacture ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sudden temperature fluctuation does not affect pyrex glass, because of its Low co-efficient of expansion High melting point Both B and C High co-efficient of expansion Low co-efficient of expansion High melting point Both B and C High co-efficient of expansion ANSWER DOWNLOAD EXAMIANS APP
Chemical Process During the absorption of HCl gas in water (to produce liquid HCl), the gas is kept above dew point to Reduce the cooling water circulation rate None of these Avoid corrosion Increase the rate of absorption Reduce the cooling water circulation rate None of these Avoid corrosion Increase the rate of absorption ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Percentage of alcohol in beer may be around __________ percent. 2-8 27-32 18-23 1-4 2-8 27-32 18-23 1-4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The most widely used coagulant for removing suspended impurities from water is Bleaching powder Chlorine Alum Calcium sulphate Bleaching powder Chlorine Alum Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ore concentration by froth floatation utilises the __________ of ore particles. None of these Density difference Wetting characteristics Terminal velocities None of these Density difference Wetting characteristics Terminal velocities ANSWER DOWNLOAD EXAMIANS APP
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