Concrete Technology and Design of Concrete Structures Ultimate strength of cold drawn high steel wires decreases with increase in diameter of bar increases with increase in diameter of bar None of these does not depend on diameter of bar decreases with increase in diameter of bar increases with increase in diameter of bar None of these does not depend on diameter of bar ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? shrinkage of concrete elastic shortening of concrete loss due to friction creep of concrete shrinkage of concrete elastic shortening of concrete loss due to friction creep of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory is always greater than 1 is always less than 1 can be less than 1 can be more than 1 is always greater than 1 is always less than 1 can be less than 1 can be more than 1 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If nominal shear stress tv exceeds the design shear strength of concrete xc, the nominal shear reinforcement as per IS : 456-1978 shall be provided for carrying a shear stress equal to xc Tv + Tc xv xc Tv + Tc xv ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The diameter of ties in a column should be More than 5 mm but less than one-fourth of diameter of main bar More than or equal to one fourth of diameter of main bar More than or equal to 5 mm More than 5 mm and also more than one-fourth of diameter of main bar More than 5 mm but less than one-fourth of diameter of main bar More than or equal to one fourth of diameter of main bar More than or equal to 5 mm More than 5 mm and also more than one-fourth of diameter of main bar ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following R.C. retaining walls is suitable for heights beyond 6m? T-shaped wall counterfort type All of these L-shaped wall T-shaped wall counterfort type All of these L-shaped wall ANSWER DOWNLOAD EXAMIANS APP