Civil Engineering - Building Materials
Exercise : Building Materials - Section 3
41.
The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called:
42.
The process of decarbonising the pig iron completely and then adding proper percentage of carbon for manufacturing steel, is called
43.
In paints, the pigment is responsible for
44.
The operation of removal of impurities or clay adhering to iron ores, is known as
45.
If water required for 1 bag of cement is 30 litres, the water cement ratio is :
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