TRAINING ASSESSMENT DAY 31. What would be used to determine
viscosity? Rotational viscometers Dynamic viscosity
,Krebstormerviscometer kinematics viscosity Flow viscometer Free
flow paints ford flow cup no -4
2. What is the name of the vessel used when we determine
FlashPoint? Closed able cup
3. In a Ball mill, which type of abrasive balls could not be
usedfor the production of white paints? Steel balls
4. By which standard must we determine tests on the
propertiesand qualities of paints? BS 3900
5. At which temperature would you associate Stove Drying? Above
65 deg
6. Name four extenders? Slate floor, clay , tak ,chalk ,
kaosin
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7. What are the two principles of the theory of Adhesion?
Molecular interference physical Velcro Molecular Attraction
chemical magnet
8. Name three rust inhibitive pigments, and their colour?
Calcium plumbate white Red lead red (toxic ) Zinc Phosphate
white
9. What are the basic properties of a binder? Binds the
particles and holds them in suspension Improves adhesion Gives
resistance to passage of water Acts as a film former (change liquid
to solid) Impermeability
10. Which pigments would commonly be used for hot surfaceduty?
Carbon Aluminium Silicone
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Inorganic zinc silicate
11. Where power brushes are authorized for use on BGAS/TRANSCO
sites, the wire is made from which material? Phosphor bronze
Beryllium bronze
