EXAMIANS
The diameter of the column head support a flat slab, is generally kept
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With usual notations the depth of the neutral axis of a balanced section, is given by
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A T-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis
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If permissible working stresses in steel and concrete are respectively 1400 kg/cm² and 80 kg/cm² and modular ratio is 18, in a beam reinforced in tension side and of width 30 cm and having effective depth 46 cm, the lever arms of the section, is
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The minimum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of
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Long and short spans of a two way slab are ly and lx and load on the slab acting on strips parallel to lx and ly be wx and wy respectively. According to Rankine Grashoff theory
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If ‘W’ is the uniformly distributed load on a circular slab of radius ‘R’ fixed at its ends, the maximum positive radial moment at its centre, is
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As per IS : 1343, total shrinkage for a pre-tensioned beam, is
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If jd is the lever arm and ΣO is the total perimeter of reinforcement of an R.C.C. beam, the bond stress at the section having Q shear force, is
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The design of a retaining wall assumes that the retained earth
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