Building Materials The moisture content in a well seasoned timber is 100 % 15 % to 20 % 10 % to 12 % 4 % to 6 % 100 % 15 % to 20 % 10 % to 12 % 4 % to 6 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Index number expressing the relative sizes of both coarse and fine aggregates, is called Fineness modulus Grading of aggregates None of these Proportioning of aggregates Fineness modulus Grading of aggregates None of these Proportioning of aggregates ANSWER DOWNLOAD EXAMIANS APP
Building Materials Percentage content of silica in window glass, is 40 to 45 70 to 75 60 to 65 50 to 55 40 to 45 70 to 75 60 to 65 50 to 55 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following represents a metamorphic rock? (i) Slate (ii) Shale (iii) Quartzite Both (i) and (iii) Both (ii) and (iii) All (i), (ii) and (iii) Only (iii) Both (i) and (iii) Both (ii) and (iii) All (i), (ii) and (iii) Only (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials The basic purpose of a retarder in concrete is To decrease the initial setting time of cement paste in concrete To increase the initial setting time of cement paste in concrete To render the concrete more water tight To improve the workability of concrete mix To decrease the initial setting time of cement paste in concrete To increase the initial setting time of cement paste in concrete To render the concrete more water tight To improve the workability of concrete mix ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sand stone is Igneous rock Metamorphic rock Sedimentary rock Volcanic rock Igneous rock Metamorphic rock Sedimentary rock Volcanic rock ANSWER DOWNLOAD EXAMIANS APP
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