EXAMIANS
If the permissible compressive and tensile stresses in a singly reinforced beam are 50 kg/cm² and 1400 kg/cm² respectively and the modular ratio is 18, the percentage area At of the steel required for an economic section, is
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The advantage of a concrete pile over a timber pile, is
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For a number of columns constructed in a rcjw, the type of foundation provided, is
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If the maximum dip of a parabolic tendon carrying tension P is h and the effective length of the pre-stressed beam is L, the upward uniform pressure will be
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The length of the lap in a compression member is kept greater than bar diameter x (Permissible stress in bar / Five times the bond stress) or
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Based on punching shear consideration, the overall depth of a combined footing under a column A, 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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In a pre-stressed member it is advisable to use
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The design of heel slab of a retaining wall is based on the maximum bending moment due to:
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The Young's modulus of elasticity of steel, is
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