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Browse complete papersFor a reinforced concrete (RCC) beam with a width (b) of 200 mm and an effective depth (d) of 300 mm, constructed using M20 grade concrete and Fe415 grade steel, what is the value of the limiting moment of resistance (\(M_{u, lim}\))?
40 kNm
50 kNm
60 kNm
70 kNm
Correct answer
40 kNm
What is the limiting moment of resistance (\(M_{u}, lim\)) formula or expression used for a singly reinforced rectangular beam section designed with \(Fe415\) grade steel?
\(0.149f_{ck}bd^{2}\)
\(0.138f_{ck}bd^{2}\)
\(0.143f_{ck}bd^{2}\)
\(0.87f_{ck}bd^{2}\)
Correct answer
\(0.149f_{ck}bd^{2}\)
What is the minimum required area of tension reinforcement (\(A_{s,min}\)) for a reinforced concrete beam with a width (b) of 230 mm and an effective depth (d) of 450 mm, using Fe415 grade steel (where the yield strength, \(f_y\), is 415 MPa)?
160 \(mm^2\)
212 \(mm^2\)
255 \(mm^2\)
300 \(mm^2\)
Correct answer
160 \(mm^2\)
What is the Final setting time of OPC?
300 min
600 min
720 min
900 min
Correct answer
300 min
The short-term static modulus of elasticity of M25 grade concrete, as per IS 456:2000, is approximately:
20 GPa
25 GPa
30 GPa
35 GPa
Correct answer
20 GPa
The chances of diagonal tension cracks in R.C.C. member reduce when ________.
only shear force act
flexural and shear force act
axial tension and shear force act simultaneously
axial compression and shear force act simultaneously
Correct answer
only shear force act
When hooks are formed in deformed bars, the internal radius of the bend should be at least ____ times the diameter of the bar.
two
three
four
six
Correct answer
two
The side face reinforcement, if required, in a T-beam will be ______.
half the longitudinal reinforcement
Correct answer
If ’\(H\)’ is the overall height of a retaining wall retaining a surcharge, the width of the base slab usually provided is _______.
0.2 \(H\)
Correct answer
When the T-beam is continuous, the assumed overall depth of the beam of heavy loads is taken as ________.
\(\frac{1}{10}\) to \(\frac{1}{12}\) of span
\(\frac{1}{12}\) to \(\frac{1}{15}\) of span
\(\frac{1}{15}\) to \(\frac{1}{20}\) of span
\(\frac{1}{20}\) to \(\frac{1}{25}\) of span
Correct answer
\(\frac{1}{10}\) to \(\frac{1}{12}\) of span