Chemical Process __________ is used as a flux in the extraction of iron from iron ore (hametite) in blast furnace. Manganese Bauxite Quartz Limestone Manganese Bauxite Quartz Limestone ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Viscosity index improver (like polystrene or polyisobutylene) is added to lubricant to Reduce its viscosity Increase the variation in its viscosity with temperature Increase its viscosity Reduce the variation in its viscosity with temperature Reduce its viscosity Increase the variation in its viscosity with temperature Increase its viscosity Reduce the variation in its viscosity with temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the true statement pertaining to water treatment. Slow sand filters can remove colour completely Application of activated carbon reduces the temporary hardness of water Normally, the turbidity is removed by adding a coagulent prior to sedimentation Activated carbon can be used for taste & odour control without subsequent filtration Slow sand filters can remove colour completely Application of activated carbon reduces the temporary hardness of water Normally, the turbidity is removed by adding a coagulent prior to sedimentation Activated carbon can be used for taste & odour control without subsequent filtration ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on Soda lime Slaked lime Calcium perchlorate None of these Soda lime Slaked lime Calcium perchlorate None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Digestion of wood-base materials (for manufacture of pulp) is done to Produce long fibres Prevent deterioration on storage Remove lignin None of these Produce long fibres Prevent deterioration on storage Remove lignin None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The catalyst used in shift converter is Alumina Vanadium Nickel Silica gel Alumina Vanadium Nickel Silica gel ANSWER DOWNLOAD EXAMIANS APP
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