A retaining wall and is the horizontal earth pressure, the factor of safety If is weight of against sliding, is_____________?
(A) 1.0
(B) 1.25
(C) 1.5
(D) 2.0
The weight of reinforced concrete, is generally taken as______________?
(A) 2200 kg/m3
(B) 2300 kg/m3
(C) 2400 kg/m3
(D) 2500 kg/m3
If W is the load on a circular slab of radius R, the maximum circumferential moment at the centre of the slab, is________________?
(A) WR²/16
(B) 2WR²/16
(C) 3WR²/16
(D) Zero
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
Based on punching shear consideration, the overall depth of a combined footing under a column A, is_______________?
(A) (Area of the column A × Safe punching stress)/Load on column A
(B) (Perimeter of column A × Safe punching stress)/(Load on column A + Upward pressure × Area of the column)
(C) (Perimeter of column A × Safe punching stress)/(Load on column A × Upward pressure × Area of the column)
(D) None of these
The diameter of main bars in R.C.C. columns, shall not be less than________________?
(A) 6 mm
(B) 8 mm
(C) 10 mm
(D) 12 mm
An intermediate T-beam reinforced with two layers of tensile steel with clear cover 13 cm encasted with the floor of a hall 12 metres by 7 metres, is spaced at 3 metres from adjoining beams and if the width of the beam is 20 cm, the breadth of the flange is__________________?
(A) 300 cm
(B) 233 cm
(C) 176 cm
(D) 236 cm
The effective span of a simply supported slab, is_______________?
(A) Distance between the centres of the bearings
(B) Clear distance between the inner faces of the walls plus twice the thickness of the wall
(C) Clear span plus effective depth of the slab
(D) None of these
A continuous beam shall be deemed to be a deep beam if the ratio of effective span to overall depth, is______________?
(A) 2.5
(B) 2.0
(C) Less than 2
(D) Less than 2.5
A raft foundation is provided if its area exceeds the plan area of the building by______________?
(A) 10 %
(B) 20 %
(C) 40 %
(D) 50 %