Concrete Technology and Design of Concrete Structures
The critical section for finding maximum bending moment for footing under masonry wall is located

halfway between the middle and edge of the wall
at the edge of the wall
at the middle of the wall
at a distance equal to effective depth of footing from the edge of the wall

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Concrete Technology and Design of Concrete Structures
The main reinforcement in the toe of a T- shaped R C. retaining wall is provided oni) top face parallel to the wallii) top face perpendicular to the walliii) bottom face paralleUo the walliv) bottom face perpendicular to the wallThe correct answer is

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

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Concrete Technology and Design of Concrete Structures
Assertion A : The load factor for live load is greater than that for dead load.Reason R : The live loads are more uncertain than dead loads.Select your answer based on the coding system given below :

A is true but R is false.
A is false but R is true.
Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is not the correct explanation of A.

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