Chemical Process The yield of tar from high temperature carbonisation of dry coal is about __________ percent. 0.3 12 3 22 0.3 12 3 22 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Viscosity index improver (like polystrene or polyisobutylene) is added to lubricant to Reduce the variation in its viscosity with temperature Reduce its viscosity Increase its viscosity Increase the variation in its viscosity with temperature Reduce the variation in its viscosity with temperature Reduce its viscosity Increase its viscosity Increase the variation in its viscosity with temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sudden temperature fluctuation does not affect pyrex glass, because of its High melting point Low co-efficient of expansion High co-efficient of expansion Both B and C High melting point Low co-efficient of expansion High co-efficient of expansion Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following sugars is the sweetest? Lactose Fructose Sucrose Glucose Lactose Fructose Sucrose Glucose ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is a disacchride? Starch Sucrose Glucose Maltose Starch Sucrose Glucose Maltose ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Transparent soaps (e.g. Pears) are Usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency Metallic soaps with frothing agent from which glycerine has not been recovered None of these Metallic soaps with frothing agent and free stearic acid to achieve transparency Usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency Metallic soaps with frothing agent from which glycerine has not been recovered None of these Metallic soaps with frothing agent and free stearic acid to achieve transparency ANSWER DOWNLOAD EXAMIANS APP