Gypsum is added for

More Questions from Concrete Technology

• If the various concrete ingredients i.e. cement, sand and aggregates are in the ratio of 1:3:6, the grade of concrete, is
• Pick up the incorrect statement from the following:
• Non-uniform compaction may cause the concrete
• The entrained air in concrete
• A concrete having a slump of 6.5 cm, is said to be
• Pick up the incorrect statement from the following. While performing preliminary test on concrete
• For preparing ordinary concrete, the quantity of water used, is
• Cement used for normal concrete construction, is obtained by burning a mixture of
• Permissible compressive strength of M 200 concrete grade is
• The 28 days cube strength of mass concrete using aggregates of maximum size 5 cm for gravity dams should be

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