Top 250+ Solved RCC Structures Design MCQ Questions Answer
Q. Steel beam theory is used for
a. Design of simple steel beams
b. Steel beams encased in concrete
c. Doubly reinforced beams ignoring compressive stress inconcrete
d. Beamsifshear exceeds 4 times allowable shearstress
Q. In a pre-stressed beam carrying an external load W with a bent tendon is having angle of -stressed load P. The net downward load at the centre is
a. W - 2P
b. W - P
c. W - P
d. W - 2P
Q. The diameter of longitudinal bars of a column should never be less than
a. 6 mm
b. 8 mm
c. 10 mm
d. 12 mm
Q. The number of treads in a flight is equal to
a. Risers in the flight
b. Risers plus one
c. Risers minus one
d. None of these
Q. The amount of reinforcement for main bars in a slab, is based upon
a. Minimumbendingmoment
b. Maximumbendingmoment
c. Maximum shear force
d. Minimum shear force
Q. The shear reinforcement in R.C.C. is provided to resist
a. Vertical shear
b. Horizontal shear
c. Diagonal compression
d. Diagonal tension
Q. The anchorage value of a hook is assumed sixteen times the diameter of the bar if the angle of the bend, is
a. 30°
b. 40°
c. 45°
d. All the above
Q. A circular slab subjected to external loading, deflects to form a
a. Semi-hemisphere
b. Ellipsoid
c. Paraboloid
d. None of these
Q. The reinforced concrete beam which has width 25 cm, lever arm 40 cm, shear force 6t/cm2 , safe shear stress 5 kg/cm2 and B.M. 24 mt,
a. Is safe in shear
b. Is unsafe in shear
c. Is over safe in shear
d. Needs redesigning
Q. If a bent tendon is required to balance a concentrated load W at the centre of the span L, the central dip h must be at least
a. WL/P
b. WL/2P
c. WL/3P
d. WL/4P