A. Not considered for calculating the upward pressure on footing
B. Also considered for calculating the upward pressure on footing
C. Not considered for calculating the area of the footing
D. Both B. and C
Related Mcqs:
- 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 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 - An R.C.C. lintel is spanning an opening of 2 m span in a brick wall. The height of the roof is 2.9 m above the floor level and that of the opening is 2.1 m above the floor level. The lintel is to be designed for self weight plus_______________?
A. Triangular load of the wall
B. UDL of wall
C. UDL of wall + load from the roof
D. Triangular load + load from the roof - An R.C.C beam of 25 cm width has a clear span of 5 metres and carries a U.D.L. of 2000 kg/m inclusive of its self weight. If the lever arm of the section is 45 cm., the beam is__________________?
A. Safe in shear
B. Is safe with stirrups
C. Is safe with stirrups and inclined members
D. Needs revision of the section - An R.C.C. beam of 25 cm width and 50 cm effective depth has a clear span of 6 metres and carries a U.D.L. of 3000 kg/m inclusive of its self weight. If the lever arm constant for the section is 0.865, the maximum intensity of shear stress, is_______________?
A. 8.3 kg/cm2
B. 7.6 kg/cm2
C. 21.5 kg/cm 2
D. 11.4 kg/cm2 - A simply supported beam 6 m long and of effective depth 50 cm, carries a uniformly distributed load 2400 kg/m including its self weight. If the lever arm factor is 0.85 and permissible tensile stress of steel is 1400 kg/cm2, the area of steel required, is___________________?
A. 14 cm 2
B. 15 cm2
C. 16 cm2
D. 17 cm2 - 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 - In a combined footing if shear stress exceeds 5 kg/cm2, the nominal stirrups provided are______________?
A. 6 legged
B. 8 legged
C. 10 legged
D. 12 legged - In a combined footing if shear stress does not exceed 5 kg/cm2, the nominal stirrups provided are________________?
A. 6 legged
B. 8 legged
C. 10 legged
D. 12 legged - In a combined footing for two columns carrying unequal loads, the maximum hogging bending moment occurs at
A. Less loaded column
B. More loaded column
C. A point of the maximum shear force
D. A point of zero shear force
