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

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

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