Chemical Process Reaction of calcium carbide with water produces a gas, which is used For metal cutting/welding As an illuminant Neither A nor B Both A & B For metal cutting/welding As an illuminant Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Glycerine is a by-product of the __________ industry. Paint Oil hydrogenation Detergent Soap Paint Oil hydrogenation Detergent Soap ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used As a rust preventive As a foam depressant in distillation column In hard water for cleaning of cloth As a lubricant As a rust preventive As a foam depressant in distillation column In hard water for cleaning of cloth As a lubricant ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ of rubber decreases after its vulcanisation. Resistance to the action of organic solvent Tackiness Tensile strength Maximum service temperature Resistance to the action of organic solvent Tackiness Tensile strength Maximum service temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Process During the manufacture of sulphuric acid, the temperature of molten sulphur is not increased beyond 160°C, as It is very corrosive at elevated temperature Its viscosity is not reduced on further heating (hence pressure drop on pumping it, cannot be further reduced) It decomposes on further increasing the temperature None of these It is very corrosive at elevated temperature Its viscosity is not reduced on further heating (hence pressure drop on pumping it, cannot be further reduced) It decomposes on further increasing the temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chloramines are used in water treatment for Removing turbidity Control of bacteria Disinfection and control of taste & odour Corrosion control Removing turbidity Control of bacteria Disinfection and control of taste & odour Corrosion control ANSWER DOWNLOAD EXAMIANS APP