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.
A is true but R is false.
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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Concrete Technology and Design of Concrete Structures
High carbon content in the steel causes

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

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