RCC Structures Design
If the ratio of long and short spans of a two way slab with corners held down is r, the actual reduction of B.M. is given by

(5/6) (r²/1 + r³) M
(5/6) (r²/1 + r²) M
(5/6) (r²/1 + r⁴) M
(5/6) (r/1 + r²) M

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RCC Structures Design
The self-weight of the footing, is

Not considered for calculating the area of the footing
Also considered for calculating the upward pressure on footing
Both (b) and (c)
Not considered for calculating the upward pressure on footing

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RCC Structures Design
Pick up the incorrect statement from the following: Tensile reinforcement bars of a rectangular beam

Are bent down at suitable places to serve as shear reinforcement
Are maintained at bottom to provide at least local bond stress
Are curtailed if not required to resist the bending moment
Are bent up at suitable places to serve as shear reinforcement

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