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 If the foundations of all the columns of a structure are designed on the total live and dead load basis, then there will be no settlement of columns there will be no differential settlement the settlement of interior columns will be more than exterior columns the settlement of exterior columns will be more than interior columns there will be no settlement of columns there will be no differential settlement the settlement of interior columns will be more than exterior columns the settlement of exterior columns will be more than interior columns ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The effect of adding calcium chloride in concrete isi) to increase shrinkageii) to decrease shrinkageiii) to increase setting timeiv) to decrease setting timeThe correct answer is (ii) and (iv) (i) and (iii) (i)and(iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i)and(iv) (ii) and (iii) 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 xv Tv + Tc xc xv Tv + Tc ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum cover to the ties or spirals should not be less than 15 mm 20 mm 25 mm 50mm 15 mm 20 mm 25 mm 50mm 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 Provided equally on inner and front faces Not needed Provided more on inner face than on front face Provided more on front face than on inner face Provided equally on inner and front faces Not needed Provided more on inner face than on front face Provided more on front face than on inner face ANSWER DOWNLOAD EXAMIANS APP