Related Questions

Plasticisers are added to synthetic plastics to
A Impart flexibility
B Improve workability during fabrication
C Develop new improved properties not present in the original resin
D All of the above
Plasticisers are added to polymers to improve their
A Tensile strength
B Softness & flexibility
C Acid resistance
D Alkali resistance
Plasticisers are high boiling liquids added to plastic polymers to impart toughness and flexibility at ordinary temperature. Which of the following is not a plasticiser?
A Ethylene glycol
B Stearic acid estors
C Tricresyl phosphate
D Esters of phthalic acid
Addition of plasticisers to polymers results in partial neutralisation of intermolecular forces of attraction between the macro-molecules thereby increasing its
A Tensile strength
B Chemical resistance
C Flexibility
D All of the above
Stucco paints are suitable for
A Stone masonry
B Brick walls
C Both (A) and (B)
D Neither (A) nor (B)
Duco paints are
A Plastic paints
B Cellulose paints
C Emulsion paints
D Oil paints
Paints with white lead base are suitable for painting of
A Wood work
B Iron work
C Both wood work and iron work
D None of the above
Which one of the following vegetable oils is used in the manufacture of paints?
A Palm oil
B Sunflower oil
C Linseed oil
D Cottonseed oil
In silvery paints, the main constituent present is
A Aluminium powder
B Silver powder
C Lead powder
D White lead
The commonly used color pigment in paints, is
A Ambers
B Carbon black
C Iron oxide
D All the above

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