EXAMIANS
The minimum clear cover for R.C.C. columns shall be
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By over-reinforcing a beam, the moment of resistance can be increased not more than
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The amount of reinforcement for main bars in a slab, is based upon
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The system in which high tensile alloy steel bars (silica manganese steel) are used as pre-stressing tendons, is known as
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‘P’ is the pre-stressed force applied to the tendon of a rectangular pre-stressed beam whose area of cross section is ‘A’ and sectional modulus is ‘Z’. The maximum stress ‘f’ in the beam, subjected to a maximum bending moment ‘M’, is
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The minimum thickness of a flat slab is taken
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If W is the load on a circular slab of radius R, the maximum circumferential moment at the centre of the slab, is
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The weight of reinforced concrete, is generally taken as
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If d and n are the effective depth and depth of the neutral axis respectively of a singly reinforced beam, the lever arm of the beam, is
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Columns may be made of plain concrete if their unsupported lengths do not exceed their least lateral dimension
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