Building Materials The softest rock is Diamond Marble Talc Quartz Diamond Marble Talc Quartz ANSWER DOWNLOAD EXAMIANS APP
Building Materials Expansion Joints in masonry walls are provided in wall lengths usater than 10 m 20 m 40 m 30 m 10 m 20 m 40 m 30 m ANSWER DOWNLOAD EXAMIANS APP
Building Materials Bessemer process is used for the manufacture of Wrought iron Steel Pig iron Cast iron Wrought iron Steel Pig iron Cast iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials The percentage of alumina in a good brick earth lies between 20 to 30 % 70 to 80 % 5 to 10 % 50 to 60 % 20 to 30 % 70 to 80 % 5 to 10 % 50 to 60 % ANSWER DOWNLOAD EXAMIANS APP
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 (ii) (iii) and (iv) (ii) and (iii) (i) and (iv) (i) and (ii) (iii) and (iv) (ii) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Building Materials A mortar joint in masonry which is normal to the face of wall is known as Bonded joint Cross joint Wall joint Bed joint Bonded joint Cross joint Wall joint Bed joint ANSWER DOWNLOAD EXAMIANS APP
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