The function of gypsum addition during cement making is to

A. Increase the density of cement

B. Decrease the cement setting rate

C. Both (A) and (B)

D. Neither (A) nor (B)

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. Chemical name of 'alum' is
  2. Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm…
  3. Silicone is a/an
  4. Builders are added in soap to act as
  5. Percentage of uranium in Carnotite ore found in Jadugoda (Jharkhand) is about
  6. Vegetable oils and fats basically differ in their
  7. Alcohol is produced by the
  8. Which form of sulphur is the most stable at room temperature?
  9. In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms…
  10. Production of alcohol by fermentation of molasses is a/an __________ process.
  11. Very dilute solutions are generally used in fermentation reactions for which the optimum temperature…
  12. An oil is converted into fat by its
  13. Pure rectified spirit contains about __________ percent alcohol.
  14. Molecular weights of polymers are in the range of
  15. Which of the following is not an abrasive material?
  16. Hollander beater used during paper pulp manufacture does not facilitate the __________ of fibre.
  17. Teflon is
  18. Dechlorination of treated water is necessary to
  19. Which of the following processes is absent in glass manufacturing process?
  20. __________ glass is used for the manufacture of optical glass.
  21. Portland cement consists mainly of
  22. P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as
  23. A substance produced by a living organism and capable of anti-microbial activity is called a/an
  24. Pick out the wrong statement pertaining to the properties of glasses. Glasses generally have
  25. Shaving soaps are
  26. Sulphuric acid is mainly used in the __________ industry.
  27. Use of chlorine in the treatment of sewage
  28. Gun powder uses
  29. H2S is scrubbed from refinery gases by absorption using
  30. Yeast is used in the manufacture of