121. The maximum area of tension reinforcement in beams shall not exceed_______________?
A. 0.15 %
B. 1.5 %
C. 4 %
D. 1 %
✅ The correct answer is option C.
RCC Structures Design MCQs
122. The horizontal portion of a step in a stairs case, is known as_________________?
A. Rise
B. Flight
C. Winder
D. Tread
✅ The correct answer is option D.
123. If the tendon is placed at an rectangular beam (sectional top edge)________________?
A. Is increased by PZ/e
B. Is increased by Pe/Z
C. Is decreased by Pe/Z
D. Remains unchanged
✅ The correct answer is option C.
124. In case the factor of safety against sliding is less than 1.5, a portion of slab is constructed downwards at the end of the heel slab, which is known as___________________?
A. A key
B. A cut-off wall
C. A rib
D. All the above
✅ The correct answer is option D.
125. 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
✅ The correct answer is option C.
126. If is the overall height of a retaining wall retaining a surcharge, the width of the base slab usually provided, is________________?
A. 0.3 H
B. 0.4 H
C. 0.5 H
D. 0.7 H
✅ The correct answer is option D.
127. A circular slab subjected to external loading, deflects to form a_________________?
A. Semi-hemisphere
B. Ellipsoid
C. Paraboloid
D. None of these
✅ The correct answer is option C.
128. 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
A. (5/6) (r/1 + r²) M
B. (5/6) (r²/1 + r²) M
C. (5/6) (r²/1 + r3) M
D. (5/6) (r²/1 + r4) M
✅ The correct answer is option D.
129. If the maximum shear stress at the end of a simply supported R.C.C. beam of 6 m effective span is 10 kg/cm2, the share stirrups are provided for a distance from either end where, is________________?
A. 50 cm
B. 100 cm
C. 150 cm
D. 200 cm
✅ The correct answer is option C.
130. The width of the flange of a T-beam, which may be considered to act effectively with the rib depends upon____________________?
A. Breadth of the rib
B. Overall thickness of the rib
C. Centre to centre distance between T-beams
D. All the above
✅ The correct answer is option D.