If the tendon is placed at an eccentricity e below the centroidal axis of the longitudinal axis of a rectangular beam (sectional modulus Z and stressed load P in tendon) the stress at the extreme top edge Remains unchanged Is decreased by Pe/Z Is increased by Pe/Z Is increased by PZ/e TRUE ANSWER : ? YOUR ANSWER : ?
A foundation rests on Base of the foundation Sub-grade Both B and C Foundation soil TRUE ANSWER : ? YOUR ANSWER : ?
The Young's modulus of elasticity of steel, is 200 KN/mm² 150 KN/mm² 275 KN/mm² 250 KN/mm² TRUE ANSWER : ? YOUR ANSWER : ?
If the average bending stress is 6 kg/cm² for M 150 grade concrete, the length of embedment of a bar of diameter d according to I.S. 456 specifications, is 28 d 38 d 48 d 58 d TRUE ANSWER : ? YOUR ANSWER : ?
The minimum clear cover for R.C.C. columns shall be Smaller of 40 mm or diameter Greater of 40 mm or diameter Smaller of 25 mm or diameter Greater of 25 mm or diameter TRUE ANSWER : ? YOUR ANSWER : ?
Post tensioning system None of these Is not economical and hence not generally used Is economical for large spans and is adopted now a days Was widely used in earlier days TRUE ANSWER : ? YOUR ANSWER : ?
If W is total load per unit area on a panel, D is the diameter of the column head, L is the span in two directions, then the sum of the maximum positive bending moment and average of the negative bending moment for the design of the span of a square flat slab, should not be less than WL/12 (L - 2D/3)² WL/10 (L + 2D/3)² WL/12 (L - D/3)² WL/10 (L - 2D/3)² TRUE ANSWER : ? YOUR ANSWER : ?
If the maximum bending moment of a simply supported slab is M Kg.cm, the effective depth of the slab is (where Q is M.R. factor) √(M/Q) M/100Q M/10√Q √(M/100Q) TRUE ANSWER : ? YOUR ANSWER : ?
The maximum permissible size of aggregates to be used in casting the ribs of a slab, is 5 mm 10 mm 15 mm 7.5 mm TRUE ANSWER : ? YOUR ANSWER : ?
To ensure that the hogging bending moment at two points of suspension of a pile of length L equals the sagging moment at its centre, the distances of the points of suspension from either end, is 0.407 L 0.307 L 0.207 L 0.107 L TRUE ANSWER : ? YOUR ANSWER : ?