Concrete Technology and Design of Concrete Structures Air entrainment in the concrete increases the unit weight the effects of temperature variations workability strength the unit weight the effects of temperature variations workability strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The approximate value of the ratio between direct tensile strength and flexural strength is 0.75 1 0.5 0.33 0.75 1 0.5 0.33 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The effect of adding calcium chloride in concrete is i) to increase shrinkage ii) to decrease shrinkage iii) to increase setting time iv) to decrease setting time The correct answer is (i) and (iii) (i)and(iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i)and(iv) (ii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Maximum quantity of water needed per 50 kg of cement for M 15 grade of concrete is 28 liters 34 liters 30 liters 32 liters 28 liters 34 liters 30 liters 32 liters ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The temperature reinforcement in the vertical slab of a T-shaped R.C. retaining wall is Not needed Provided equally on inner and front faces Provided more on front face than on inner face Provided more on inner face than on front face Not needed Provided equally on inner and front faces Provided more on front face than on inner face Provided more on inner face than on front face ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Select the incorrect statement... For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system None of these Pretensioning system has greater certainty about its durability. The loss of prestress is more in pre-tensioning system than in post-tensioning system. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system None of these Pretensioning system has greater certainty about its durability. The loss of prestress is more in pre-tensioning system than in post-tensioning system. ANSWER DOWNLOAD EXAMIANS APP
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