201. Lapped splices in tensile reinforcement are generally not used for bars of size larger than______________?
A. 18 mm diameter
B. 24 mm diameter
C. 30 mm diameter
D. 36 mm diameter
✅ The correct answer is option D.
RCC Structures Design MCQs
202. An R.C.C. column is treated as long if its slenderness ratio is greater than____________?
A. 30
B. 35
C. 40
D. 50
✅ The correct answer is option D.
203. The shear reinforcement in R.C.C. is provided to resist__________________?
A. Vertical shear
B. Horizontal shear
C. Diagonal compression
D. Diagonal tension
✅ The correct answer is option D.
204. Piles are usually driven by________________?
A. Diesel operated hammer
B. Drop hammer
C. Single acting steam hammer
D. All the above
✅ The correct answer is option D.
205. 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
✅ The correct answer is option D.
206. The pitch of the main bars in a simply supported slab, should not exceed its effective depth by_____________?
A. Three times
B. Four times
C. Five times
D. Six times
✅ The correct answer is option D.
207. 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 is the distance of centre of gravity of column loads______________?
A. y = L – (l – ) )
B. y = L/2 + (l –
C. y = L/2 – (l + )
D. y = L/2 – (l – )
✅ The correct answer is option D.
208. The transverse reinforcements provided at right angles to the main reinforcement_______________?
A. Distribute the load
B. Resist the temperature stresses
C. Resist the shrinkage stress
D. All the above
✅ The correct answer is option D.
209. If Sb, is the average bond stress on a bar of diameter subjected to maximum stress , the length of the embedment is given by_____________?
A. l = dt/Sb
B. l = dt/2Sb
C. l = dt/3Sb
D. l = dt/4Sb
✅ The correct answer is option D.
210. The length of the straight portion of a bar beyond the end of the hook, should be at least_______________?
A. Twice the diameter
B. Thrice the diameter
C. Four times the diameter
D. Seven times the diameter
✅ The correct answer is option D.