The limits of percentage p of the longitudinal reinforce-ment in a column is given by 0.15% to 2% 0.8% to 8% 0.8% to 4% 0.8% to 6% TRUE ANSWER : ? YOUR ANSWER : ?
In working stress design, permissible bond stress in the case of deformed bars is more than that in plain bars by 70 % 50% 40% 60% TRUE ANSWER : ? YOUR ANSWER : ?
Maximum quantity of water needed per 50 kg of cement for M 15 grade of concrete is 32 liters 30 liters 28 liters 34 liters TRUE ANSWER : ? YOUR ANSWER : ?
In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively tensile and compressive both tensile compressive and tensile both compressive TRUE ANSWER : ? YOUR ANSWER : ?
When shear stress exceeds the permissible limit in a slab, then it is reduced by Using high strength steel Increasing the depth Providing shear reinforcement Using thinner bars but more in number TRUE ANSWER : ? YOUR ANSWER : ?
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 TRUE ANSWER : ? YOUR ANSWER : ?
The fineness modulus of fine aggregate is in the range of 2.0 to 3.5 6.0 to 8.5 3.5 to 5.0 5.0 to 7.0 TRUE ANSWER : ? YOUR ANSWER : ?
To determine the modulus of rupture, the size of test specimen used is 100 x100 x700 mm 150 x150 x500 mm 150 x150 x700 mm 100 x100 x500 mm TRUE ANSWER : ? YOUR ANSWER : ?
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 (iii) (i) and (iii) (ii) and (iv) (i)and(iv) TRUE ANSWER : ? YOUR ANSWER : ?
The property of fresh concrete, in which the water in the mix tends to rise to the surface while placing and compacting, is called bulking creep bleeding segregation TRUE ANSWER : ? YOUR ANSWER : ?