Chemical Process Viscosity index improver (like polystrene or polyisobutylene) is added to lubricant to Increase its viscosity Reduce its viscosity Increase the variation in its viscosity with temperature Reduce the variation in its viscosity with temperature Increase its viscosity Reduce its viscosity Increase the variation in its viscosity with temperature Reduce the variation in its viscosity with temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not a product of coal tar distillation? Anthracene Carbolic oil None of these Cresote oil Anthracene Carbolic oil None of these Cresote oil ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Tall oil obtained as a by-product from the black liquor recovery is Used in the manufacture of greases, emulsions & soaps Composed mainly of rosin & fatty acids All of these A black, sticky & viscous liquid Used in the manufacture of greases, emulsions & soaps Composed mainly of rosin & fatty acids All of these A black, sticky & viscous liquid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Industrial production of chloroform requires acetone and Calcium hypochlorite Ammonium chloride Chlorine Phosgene Calcium hypochlorite Ammonium chloride Chlorine Phosgene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Thermosetting materials Are cross-linked molecules Are solvent soluble None of these Soften on application of heat Are cross-linked molecules Are solvent soluble None of these Soften on application of heat ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Fermentation is adversely affected by the Absence of air High concentration Presence of air Presence of ammonium salts Absence of air High concentration Presence of air Presence of ammonium salts ANSWER DOWNLOAD EXAMIANS APP
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