MCQs ESE Civil Engineering

1. For a reinforced concrete beam with M 20 concrete with Fe 415 steel, the working moment corresponding to ‘balanced failure’ by the Limit State Method of Design is A times of the relatable magnitude of the working moment computed by the Working Stress Method. This value of A is nearly
(a) 1.0
(b) 1.5
(c) 2.0
(d) 2.5 
Answer: (c)
2. A singly reinforced rectangular concrete beam has a width of 150 mm and an effective depth of 330 mm. The characteristic compressive strength of concrete is 20 MPa and the tensile strength of steel is 415 MPa. Adopt the stress block for concrete as per IS456-2000 and take the limiting value of depth of neutral axis as 0.48 times the effective depth of the beam for considering as a balanced section. What is the likely approximation for the limiting value of the moment of resistance of the beam?
(a) 15 kNm
(b) 25 kNm
(c) 45 kNm
(d) 75 kNm 
Answer: (c)
3. If the stirrup spacing is equal to 0.75 times the effective depth of an RC beam, then the shear capacity of stirrup steel is equal to
(a) 1.25 (fyASV)
(b) 1.16 (fyASV)
(c) 1.00 (fyASV)
(d) 0.80 (fyASV)
Answer: (b)
4. A concrete column carries an axial load of 450 kN and a bending moment of 60 kNm at its base. An isolated footing if size 2m × 3m with the 3 m side along the plane of the bending moment is provided under the column. Centers of gravity of the column and the footing coincide. The net maximum and minimum pressures, in kPa, on the soil under the footing are, respectively
(a) 95 and 75
(b) 75 and 55
(c) 95 and 55
(d) 75 and 75 
Answer: (c)
5. Carry-over factor at a support/end is defined as
(a) Modulus of Elasticity (EI)
(b) The ratio of moment produced at the far end to the applied moment at that support end
(c) The value of the moment to be applied to that end to cause a local slope of one radian
(d) 2 EK 
Answer: (b)
6. What is the pH value of potable water, as specified by IS 456-2000?
(a) Equal to 7
(b) Between 6 and 9
(c) Less than 6
(d) Not less than 6 
Answer: (d)
7. A certain RC structure has to be constructed along a se coat. The minimum grade of concrete to be used as per IS 456-2000 is
(a) More than M 20
(b) More than M 20 and less than M 30
(c) Not less than M 30
(d) Less than M 45 and more than M 30 
Answer: (c)
8. What is the minimum area of tension reinforcement in beams when Fe 415 is used?
(a) 0-8%
(b) 0.12%
(c) 0.15%
(d) 0.2% 
Answer: (d)
9. If a 2-legged 8 mm diameter HYSD bar is used as shear reinforcement for a beam of width 230 mm and effective depth 300 mm, what is the nearest magnitude of the spacing of minimum shear reinforcement?
(a) 420 mm
(b) 390 mm
(c) 350 mm
(d) 320 mm 
Answer: (b)
10. Web buckling occurs in a beam due to excessive
(a) Direct tensile stress in the web
(b) Bending tensile stress in the web
(c) Torsional shear stress in the web
(d) Compressive stress in the web 
Answer: (d)
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