Building Materials Proper amount of entrained air in concrete results in(i) Better workability(ii) Better resistance to freezing and thawing(iii) Lesser workability(iv) Less resistance to freezing and thawing (i) and (iv) (iii) and (iv) (i) and (ii) (ii) and (iii) (i) and (iv) (iii) and (iv) (i) and (ii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pick up the correct statement from the following: Method of sawing timber Tangentially to annual rings, is known as tangential method All of these In four quarters such that each board cuts annual rings at angles not less than 45°, is known as quarter sawing method Cut out of quarter logs, parallel to the medullary rays and perpendicular to annual rings, is known as radial sawing Tangentially to annual rings, is known as tangential method All of these In four quarters such that each board cuts annual rings at angles not less than 45°, is known as quarter sawing method Cut out of quarter logs, parallel to the medullary rays and perpendicular to annual rings, is known as radial sawing ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pick up the compound responsible for early strength of cement from the following: Di-calcium silicate Tri-calcium silicate Tetra-calcium alumino-ferrite Tri-calcium aluminate Di-calcium silicate Tri-calcium silicate Tetra-calcium alumino-ferrite Tri-calcium aluminate ANSWER DOWNLOAD EXAMIANS APP
Building Materials Lime mortar is generally made with Fat lime Quick lime Hydraulic lime Plain lime Fat lime Quick lime Hydraulic lime Plain lime ANSWER DOWNLOAD EXAMIANS APP
Building Materials The stone suitable for rubble masonry should be. Tough Hard Light Heavy Tough Hard Light Heavy ANSWER DOWNLOAD EXAMIANS APP
Building Materials For testing compressive strength of cement, the size of cube used is 50 mm 70.6 mm 100 mm 150 mm 50 mm 70.6 mm 100 mm 150 mm ANSWER DOWNLOAD EXAMIANS APP
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