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Structural Design Specifications MCQ

Steel is used in construction girders because it is an excellent _____ material.

Answer

Correct Answer: Elastic

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Dispersion of load through the flange to web is considered as dispersed uniformly at an angle θ is

Answer

Correct Answer: 30

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The maximum compressive strength on 15 cm cubes of M 20 grade concrete at 7 days, should be a minimum of

Answer

Correct Answer: 10 N/mm2

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The cover to the main reinforced may be reduced up to one third of the specified cover but not less than

Answer

Correct Answer: 5 mm

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The reduced level of third floor of a building near a column is 205.350 m. The reduced levels of the undersides of four beams supporting the fourth floor framing into the column mutually perpendicular are 208.350 m, 208.450 m, 208.500 m and 208.550 m. The supported length of the column is

Answer

Correct Answer: 3.000 m

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Pick up the correct precaution while spilicing the reinforcing bars

Answer

Correct Answer: These are provided away from the sections of maximum stress

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The effective and actual lengths of a cantilever are same if continuous at the support,

Answer

Correct Answer: Restrained against torsion at the support and free at the end

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The area of the concrete in compression plus the area of reinforcement transferred on the basis of modular ratio, is called

Answer

Correct Answer: Cracked section

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For design of a column the eccentricity of loading shall be taken as the distance from the assumed point of application of the load to the centroid of the column, subject to a minimum of

Answer

Correct Answer: 50 mm

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The slenderness ratio of single angle discontinuous struts conmected by a single rivet or bolt, shall not exceed

Answer

Correct Answer: 180

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For rolled I-beams and channels, permissible tensile and compressive stresses does not exceed

Answer

Correct Answer: 1650 kg/cm2

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The over all depth of a solid slab is 20 cm and effective depth is 15 cm. The horizontal distance between parallel main reinforcement should not be more than

Answer

Correct Answer: 45 cm

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The grade of concrete generally not used in the reinforced concrete, is

Answer

Correct Answer: M 10

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The outstand of stiffeners should be (where t is the thickness of flat).

Answer

Correct Answer: 12 t

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Pick up the correct statement regarding columns.

Answer

Correct Answer: The cross sectional area of longitudinal reinforcement, should not be less than 0.8% nor more than 4% of its gross sectional area

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Moist curing of the exposed surfaces of concrete is done at least for

Answer

Correct Answer: 7 days

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The gap between web plates and flange plates fro fillet welds should not be more than

Answer

Correct Answer: 1.5 mm

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A continuous beam shall be deemed to be a deep beam if the ratio of its effective span to overall depth, is

Answer

Correct Answer: 2.5

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If the dimensions of a rectangular section of a short column are 15 cm x 20 cm, its unsupported length should be restricted to

Answer

Correct Answer: 9.0 m

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The minimum pitch i.e., the distance between centres of rivet holes is not less than

Answer

Correct Answer: 2.5 times the hole diameter

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The minimum compressive strength on 15 cm cubes of M 30 grade concrete at 7 days, should be a minimum of

Answer

Correct Answer: 20 N/mm2

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