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The type of construction which is widely used for cheap residential buildings is known as the ______________________(a) Indian Patent Stone(b) American Stone(c) Hand made stone(d) Patent StoneI got this question in a job interview.Question is from Materials used for Flooring in chapter Floors and Flooring of Construction & Building Materials |
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Answer» CORRECT choice is (a) Indian Patent STONE Easy explanation: The thickness of concrete layer is about 40 mm and it is carried out in proportion of 1 part of cement, two PARTS of sand and four parts of coarse aggregate by VOLUME. The square or diagonal lines are made on the concrete surfaces which is still WET. This type of construction is known as the Indian Patent stone. |
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