Building Materials The rocks having alumina or clay as their major constituents are known as Argillaceous rocks Calcareous rocks Siliceous rocks Sedimentary rocks Argillaceous rocks Calcareous rocks Siliceous rocks Sedimentary rocks ANSWER DOWNLOAD EXAMIANS APP
Building Materials The harmonious mixing of the clay ingredients, is known as Tempering Blending Weathering None of these Tempering Blending Weathering None of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials The basic purpose of a retarder in concrete is To render the concrete more water tight To increase the initial setting time of cement paste in concrete To decrease the initial setting time of cement paste in concrete To improve the workability of concrete mix To render the concrete more water tight To increase the initial setting time of cement paste in concrete To decrease the initial setting time of cement paste in concrete To improve the workability of concrete mix ANSWER DOWNLOAD EXAMIANS APP
Building Materials Rocks formed due to alteration of original structure due to heat and excessive pressure are called None of these Metamorphic rocks Sedimentary rocks Igneous rocks None of these Metamorphic rocks Sedimentary rocks Igneous rocks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following is the purest form of iron? Wrought iron Mild steel Cast iron High carbon steel Wrought iron Mild steel Cast iron High carbon steel ANSWER DOWNLOAD EXAMIANS APP
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