Concrete Technology and Design of Concrete Structures
The main reinforcement in the toe of a T- shaped R C. retaining wall is provided on i) top face parallel to the wall ii) top face perpendicular to the wall iii) bottom face paralleUo the wall iv) bottom face perpendicular to the wall The correct answer is

(iii) and (iv) are correct
only (ii) is correct
only (iv) is correct
(i) and (ii) are correct

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Concrete Technology and Design of Concrete Structures
High carbon content in the steel causes

increase in tensile strength but decrease in ductility
increase in both tensile strength and ductility
decrease in both tensile strength and ductility
decrease in tensile strength but increase in ductility

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Concrete Technology and Design of Concrete Structures
If the foundations of all the columns of a structure are designed on the total live and dead load basis, then

the settlement of interior columns will be more than exterior columns
there will be no settlement of columns
the settlement of exterior columns will be more than interior columns
there will be no differential settlement

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