Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? creep of concrete elastic shortening of concrete loss due to friction shrinkage of concrete creep of concrete elastic shortening of concrete loss due to friction shrinkage of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The relation between modulus of rupture fcr, splitting strength fcs and direct tensile strength fcl is given by fc5>fcr>fC tcr – rcs = tct fcr fcr>fcs>fc. fc5>fcr>fC tcr – rcs = tct fcr fcr>fcs>fc. ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures A higher modular ratio shows higher tensile strength of steel lower tensile strength of steel lower compressive strength of concrete higher compressive strength of con-crete higher tensile strength of steel lower tensile strength of steel lower compressive strength of concrete higher compressive strength of con-crete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Increase in the moisture content in concrete All of these does not change the strength increases the strength reduces the strength All of these does not change the strength increases the strength reduces the strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reason for providing number of reinforcing bars at a support in a simply supported beam is to resist in that zone bond stress shear stress tensile stress compressive stress bond stress shear stress tensile stress compressive stress ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In reinforced concrete footing on soil, the minimum thickness at edge should not be less than 250 mm 150 mm 100 mm 200 mm 250 mm 150 mm 100 mm 200 mm ANSWER DOWNLOAD EXAMIANS APP