Concrete Technology and Design of Concrete Structures Strength of concrete increases with increase in fineness of cement increase in water-cement ratio decrease in curing time decrease in size of aggregate increase in fineness of cement increase in water-cement ratio decrease in curing time decrease in size of aggregate ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Maximum percentage reinforcement in case of slabs is limited to 4 2 9 8 4 2 9 8 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 10 % 20% 5% 15% 10 % 20% 5% 15% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Air entrainment in the concrete increases the unit weight the effects of temperature variations strength workability the unit weight the effects of temperature variations strength workability ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a ring beam subjected to uniformly distributed loadi) shear force at mid span is zeroii) shear force at mid span is maximumiii) torsion at mid span is zeroiv) torsion at mid span is maximumThe correct answer is (i) and (iii) (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) (ii) and (iii) (ii) and (iv) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In prestressed concrete both forces of tension and compres-sion as well as lever arm remain unchanged forces of tension and compressions remain unchanged but lever arm changes with the moment forces of tension and compression change but lever arm remains unchanged both forces of tension and compres-sion as well as lever arm change both forces of tension and compres-sion as well as lever arm remain unchanged forces of tension and compressions remain unchanged but lever arm changes with the moment forces of tension and compression change but lever arm remains unchanged both forces of tension and compres-sion as well as lever arm change ANSWER DOWNLOAD EXAMIANS APP