Test: RCC - GATE MCQ

The maximum area of tension reinforcement in beams shall not exceed 

A simply supported beam having effective length 8m subjected to a live load 6 kN/m the size of Beam is given below. Width of support is 300mm. Use M20/Fe415 use LSM. Find spacing for 2-legged 8mm φ - vertical stirrups. Use τ_c = 0.20 N/mm² 

In the previous question calculate bend stress. (in N/mm²)

(Important - Enter only the numerical value in the answer)

For a pretensioned beam, Young’s modulus of steel and concrete are 200 GPa and 35.35 GPa, respectively If the ultimate shrinkage strain and ultimate creep coefficient are 200 microns and 1.6 respectively, what is the level of sustained stress in concrete at the level of steel if the loss due to creep is three times the loss due to
shrinkage? 

In a post tensioned pre-stressed concrete Beam. The end block zone is in between the end of the beam
and the section where

Find ultimate axial load carrying capacity of circular column having diameter 500mm. Consider clear cover 50mm. Column having 12Nos-20mm φ longitudinal Reinforcement & 8mm φ spiral Reinforcement.
Use M20/Fe415.

In above question find pitch of spiral Reinforcement

A simply supported post-tensioned prestressed concrete beam of span L is prestressed by a straight tendon
at a uniform eccentricity ‘e’ below the centroidal axis. If the magnitude of prestressing force is P and
flexural rigidity of beam is EI, maximum deflection of the beam is

For maximum hogging bending moment at suppot in a continuous RC beam, live load should be placed on

A box girder is subjected to loads as shown in the figure below. The critical section for shear in the bottom slab will occur at 

An isolated T-beam is used as a walkway. The beam is simply supported with an effective span of 6 m. The effective width of flange, for the cross-section shown in the figure is

Shrinkage deflection in case of rectangular beams and slabs can be eliminated by putting

The limits of percentage ‘p’ of the longitudinal reinforcement in a column is

A reinforced cantilever beam of span 7m, has a cross-sectional area of 250 mm X 500 mm (effective)
if checked for lateral stability and deflection, the beam will

In an RCC beam of breadth ‘b’ and overall depth exceeding 750 mm, side face reinforcement required and allowable area of maximum tension reinforcement shall be respectively.

Effective cover – 40 mm

Effective depth – 560 mm

Width of beam – 300 mm

Grade of concrete – M20

Grade of Steel – Fe 415

Take m = 13, σ_cbc = 7 N/m², σ_st = 230 N/mm².

Find moment of resistance of beam using working stress method __________

(Important - Enter only the numerical value in the answer)

The equivalent bending moment for the beam having loading as follows is
BM = 300 kNm
SF = 120 kN
Torsional moment = 72 kNm
Use M 25/ Fe 415,

b = 400 mm,
d = 450 mm.

Effective cover = 50 mm

Linked Question 21 & 22

In the design of beams for unit limit state of collapse in flexure (as per IS : 456 : 2000), let the maximum strain in concrete be limited to 0.0025 (in place of 0.0035). For this situation, consider a rectangular beam section with breadth as 300 mm, effective depth as 450 mm, Area of tension steel as 1500 mm², and characteristic
strength of concrete and steel as 30 Mpa and 250 Mpa respectively. 

Q. The depth of neutral axis for the balanced failure is

At the limiting state of collapse in flexure the force acting on the compression zone of the section is

If characteristic compressive strength of concrete fck is defined as strength below which not more than 95% of the test result are expected to fall, the expression of f_ck in term of mean strength f_m and standard deviation σ would be

The minimum and maximum percentage of tensile steel in following beam section is given as

Find Area of tensile steel for following section. If required consider section as doubly
Reinforced

If span of beam is 5m & external load is 20 kN/m. Use LSM. Beam is simply supported