Q.1
Anti-foam agent in water-based paints is ___________
  • a) Casein
  • b) Pine oils
  • c) Chlorinated phenols
  • d) Poly hydroxyl phenols
Q.2
Which type of surface coating doesn’t use diluents?
  • a) Oil-based paints
  • b) Lacquers
  • c) Varnishes
  • d) Water-based paints
Q.3
Agglomeration is a mode of drying in _________________
  • a) Water-based paints
  • b) Enamels
  • c) Oil-based paints
  • d) Lacquers
Q.4
Which of the following is a colored pigment?
  • a) Zinc oxide
  • b) Lithopone
  • c) Lead chromate
  • d) Titanium dioxide
Q.5
Manufacturing of paints involves unit processes. Is the statement true/false?
  • a) True
  • b) False
Q.6
Solvent used in varnishes is ________
  • a) Water
  • b) Oil
  • c) Alcohols
  • d) Ethers
Q.7
Which of the following pigment is an anti-corrosive pigment?
  • a) Prussian blue
  • b) Zinc chrome
  • c) Titanium dioxide
  • d) Carbon black
Q.8
What percentage of zinc oxide is present in a typical exterior white paint?
  • a) 15% ZnO
  • b) 50% ZnO
  • c) 25% ZnO
  • d) 10% ZnO
Q.9
Temperature at which the reaction TiCl4 + O2 → TiO2 + 2Cl2 takes place is __________
  • a) 500°C
  • b) 1500°C
  • c) 1000°C
  • d) 2000°C
Q.10
Rutile grade titanium dioxide is produced in _____________
  • a) Travancore titanium products limited (TTP)
  • b) Kilburn chemicals limited
  • c) Kolmak chemicals limited
  • d) Kerala minerals and metals limited (KMML)
Q.11
Oils are used for dual purpose in surface coating formulation.
  • a) True
  • b) False
Q.12
Semi-drying oil is ____________
  • a) Linseed
  • b) Soya bean oil
  • c) Coconut oil
  • d) Castor oil
Q.13
Resins are not used in _____________
  • a) Oil-based paints
  • b) Water based paints
  • c) Varnishes
  • d) Lacquers
Q.14
Natural solvents for paints in India is __________________
  • a) Pine oil
  • b) Turpentine
  • c) Citrus solvent
  • d) Tung oil
Q.15
Which of the following is a natural resin?
  • a) Alkyds
  • b) Vinyl resins
  • c) Silicone resins
  • d) Rosin
0 h : 0 m : 1 s