Building Materials The age of a tree can be known by examining Medullary rays Cambium layer Heart wood Annular rings Medullary rays Cambium layer Heart wood Annular rings ANSWER DOWNLOAD EXAMIANS APP
Building Materials Strength of cement concrete primarily depends upon Quality of water Quantity of aggregate Quantity of cement Water-cement ratio Quality of water Quantity of aggregate Quantity of cement Water-cement ratio ANSWER DOWNLOAD EXAMIANS APP
Building Materials A first class brick when immersed in cold water for 24 hours should not absorb water more than 20 % 22 % 15 % 25 % 20 % 22 % 15 % 25 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials For one cubic metre of brick masonry, number of bricks required, is 425 500 450 400 425 500 450 400 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Asbestos is An incombustible fire proof material Corrugated sheet used for roofing An organic substance All of these An incombustible fire proof material Corrugated sheet used for roofing An organic substance All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials The rocks formed by gradual deposition, are called Sedimentary rocks None of these Metamorphic rocks Igneous rocks Sedimentary rocks None of these Metamorphic rocks Igneous rocks ANSWER DOWNLOAD EXAMIANS APP
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