If L is the effective span of a R.C.C. beam which is subjected to maximum shear

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If L is the effective span of a R.C.C. beam which is subjected to maximum shear q_max at the ends, the distance from either end over which stirrups for the shear, are provided, is
Options
A.
B.
C.
D.

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1. 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 x is the distance of centre of gravity of column loads).
Options
A. y = L - (l - x)
B.
C.
D.

2. If P kg/m² is the upward pressure on the slab of a plain concrete footing whose projection on either side of the wall is a cm, the depth of foundation D is given by
Options
A. D = 0.00775 aP
B. D = 0.0775 aP
C. D = 0.07775 aP
D. D = 0.775 Pa

3. In a singly reinforced beam
Options
A. compression is borne entirely by concrete
B. steel possesses initial stresses when em-beded in concrete
C. plane sections transverse to the centre line of the beam before bending remain plane after bending
D. elastic modulii for concrete and steel have different values within the limits of deformation of the beam
E. none of these.

4. As per IS : 456, the reinforcement in a column should not be less than
Options
A. 0.5% and not more than 5% of cross-sec-tional area
B. 0.6% and not more than 6% of cross-see-tional area
C. 0.7% and not more than 7% of cross-sec-tional area
D. 0.8% and not more than 8% of cross-sectional area
E. none of these.

5. 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
Options
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.

7. In a cantilever retaining wall without a heel slab
Options
A. thickness of the stem is kept same throughout
B. base slab is made 10 cm thicker than the stem
C. width of the base slab is kept 0.7 time the total height of the wall
D. all the above.

10. 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
Options
A.
B.
C.
D.

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