A. D = 0.00775 aP
B. D = 0.0775 aP
C. D = 0.07775 aP
D. D = 0.775 Pa
Related Mcqs:
- If the bearing capacity of soil is 10 tonnes/cm2 and the projection of plain concrete footing from walls, is a cm, the depth D of footing is_______________?
A. D = 0.0775 a
B. D = 0.775 a
C. D = 0.775 a
D. D = 0.775 a2 - If q is the punching shear resistance per unit area a, is the side of a square footing for a column of side b, carrying a weight W including the weight of the footing, the depth D. of the footing from punching shear consideration, is____________________?
A. D = W (a – b)/4a²bq
B. D = W (a² – b²)/4a²bq
C. D = W (a² – b²)/8a²bq
D. D = W (a² – b²)/4abq
- If the length of a combined footing for two columns l metres apart is L and the projection on the left side of the exterior column is x, then the projection y on the right side of the exterior column, in order to have a uniformly distributed load, is (where is the distance of centre of gravity of column loads______________?
A. y = L – (l – ) )
B. y = L/2 + (l –
C. y = L/2 – (l + )
D. y = L/2 – (l – ) - If is the net upward pressure on a square footing of side for a square column of side , the maximum bending moment is given by_________________?
A. B.M = pb (c – a)/4
B. B.M = pb (b – a)²/4
C. B.M = pb (b – a)²/8
D. B.M = pb (b + a)/8 - If A is the area of the foundation of a retaining wall carrying a load W and retaining earth of weight w per unit volume, the minimum depth (h) of the foundation from the free surface of the earth, is )/(1 + sin )]_________________?
A. h = (W/Aw) [(1 –
B. h = (W/Aw) [(1 + )/(1 + sin )]
C. h = (W/Aw) [(1 – )/(1 + sin )]²
D. h W/Aw) [(1 – )/(1 + sin )]² - The stresses developed in concrete and steel in reinforced concrete beam 25 cm width and 70 cm effective depth, are 62.5 kg/cm2 and 250 kg/cm 2 respectively. If m = 15, the depth of its neutral axis is_______________?
A. 20 cm
B. 25 cm
C. 30 cm
D. 35 cm - bending moment of a simply supported slab is M Kg.cm, the effective depth of the If the maximum slab is (where Q is M.R. factor)________________?
A. M/100Q
B. M/ Q
C. M/Q)
D. (M/100Q) - If depth of slab is 10 cm, width of web 30 cm, depth of web 50 cm, centre to centre distance of beams 3 m, effective span of beams 6 m, the effective flange width of the beam, is________________?
A. 200 cm
B. 300 cm
C. 150 cm
D. 100 cm - Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than____________?
A. 42 diameters from the centre of the column
B. 42 diameters from the inner edge of the column
C. 42 diameters from the outer edge of the column
D. 24 diameters from the centre of the column - A singly reinforced concrete beam of 25 cm width and 70 cm effective depth is provided with 18.75 cm2 steel. If the modular ratio (m) is 15, the depth of the neutral axis, is_________________?
A. 20 cm
B. 25 cm
C. 30 cm
D. 35 cm
