Q. If A is the sectional area of a prestressed rectangular beam provided with a tendon prestressed by a force P through its centroidal longitudinal axis, the compressive stress in concrete, is

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Q. According to I.S.: 456, 1978 the thickness of reinforced concrete footing on piles at its edges, is kept less than

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Q. A pre-stressed concrete member is preferred because

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Q. A very comfortable type of stairs is

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Q. For M 150 grade concrete (1:2:4) the moment of resistance factor is

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Q. For a ribbed slab

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Q. The maximum ratio of span to depth of a slab simply supported and spanning in two directions, is

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Q. The neutral axis of a T-beam exists

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Q. The self-weight of the footing, is

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Q. For normal cases, stiffness of a simply supported beam is satisfied if the ratio of its span to its overall depth does not exceed

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Q. If the length of an intermediate span of a continuous slab is 5m, the length of the end span is kept

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Q. The floor slab of a building is supported on reinforced cement floor beams. The ratio of the end and intermediate spans is kept

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Q. For a continuous floor slab supported on beams, the ratio of end span length and intermediate span length, is

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Q. Steel bars are generally connected together to get greater length than the standard length by providing

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Q. By over-reinforcing a beam, the moment of resistance can be increased not more than

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Q. In a cantilever retaining wall without a heel slab

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Q. The design of heel slab of a retaining wall, is based on the maximum bending moment due to:

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Q. A per IS : 1343, total shrinkage for a pretensioned beam, is

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Q. The weight of reinforced concrete, is generally taken as

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Q. The zone in which transverse bending is likely to occur may be obtained by drawing a line from the faces of the column making an angle θ° with horizontal where θ° is

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