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1.
Which one of the following limes will be used for finishing coat in plastering and white washing?
2.
Polymer concrete is most suitable for
3.
A sample of concrete is prepared by using 500 g of cement with water cement ratio of 0.55 and 240 N/mm2 intrinsic strength of gel. The theoretical strength of concrete of full hydration will be nearly.
4.
The cement and water slurry coming on the top and setting on the surface is called
5.
The strength of a fully matured concrete sample is 500 kg/cm2. When cured at an average temperature of 20
6.
Consider the following data for concrete with mild exposure:
Water- cement ratio = 0.50
Water = 191.6 litre
The required cement content will be
Water- cement ratio = 0.50
Water = 191.6 litre
The required cement content will be
7.
When the deposit of efflorescence is more than 10% but less than 50% of the exposed area of the brick, the presence of efflorescence is
8.
Mohs scale is used for stones to determine
9.
Which of the following conditions are recommended for using sulphate resisting cement?
1. Concrete to be used in foundation and basement, where soil is not infested with sulphate.
2. Concrete used for fabrication of pipes which are likely to be buried in marshy region or sulphate bearing soils.
3. Concrete to be used in the construction of sewage treatment works
1. Concrete to be used in foundation and basement, where soil is not infested with sulphate.
2. Concrete used for fabrication of pipes which are likely to be buried in marshy region or sulphate bearing soils.
3. Concrete to be used in the construction of sewage treatment works
10.
Which one of the following cements is a deliquescent?