Description : The form Work including the props can be removed from beams, only after (A) 3 day (B) 7 days (C) 14 days (D) 21 days
Last Answer : Answer: Option C
Description : The form work from the underside of slabs, can be removed only after (A) 1 day (B) 4 days (C) 7 days (D) 14 day
Description : Under normal conditions using an ordinary cement, the period of removal of the form work, is: (A) 7 days for beam soffits (B) 14 days for bottom slabs of spans 4.6 m and more (C) 21 days for bottom beams over 6 m spans (D) All the above
Last Answer : Answer: Option D
Description : In case of multi-storeyed buildings, the forms to be removed first are (A) Sides of beams and girders (B) Column forms (C) Bottom of beams and girders (D) All the above at the same time
Last Answer : Answer: Option A
Description : The form work from the slabs excluding props, can be removed only after (A) 1 day (B) 4 days (C) 7 days (D) 14 days
Last Answer : Option B
Last Answer : Answer: Option B
Description : For walls, columns and vertical faces of all structural members, the form work is generally removed after (A) 24 to 48 hours (B) 3 days (C) 7 days (D) 14 days
Description : The shuttering of a hall measuring 4 m × 5 m, can be removed after (A) 5 days (B) 7 days (C) 10 days (D) 14 day
Description : How long will it take for the concrete to achieve 100% of its strength? (A) 7 days (B) 14 days (C) 21 days (D) 28 day
Description : An intermediate T-beam reinforced with two layers of tensile steel with clear cover 13 cm encasted with the floor of a hall 12 metres by 7 metres, is spaced at 3 metres from adjoining beams and if the width of the beam is ... breadth of the flange is (A) 300 cm (B) 233 cm (C) 176 cm (D) 236 cm
Description : For a continuous floor slab supported on beams, the ratio of end span length and intermediate span length, is (A) 0.6 (B) 0.7 (C) 0.8 (D) 0.9
Description : The floor slab of a building is supported on reinforced cement floor beams. The ratio of the end and intermediate spans is kept (A) 0.7 (B) 0.8 (C) 0.9 (D) 0.6
Description : The floor slab of a building is supported on reinforced cement floor beams. The ratio of the end and intermediate span is kept. (a) 0.7 (b) 0.8 (c) 0.9 (d) 0.6
Last Answer : (c) 0.9
Description : Newly constructed pavement with ordinary Portland cement attains its working strength after (A) 7 days (B) 14 days (C) 21 days (D) 28 days
Description : Muller Breslau's principle for obtaining influence lines is applicable to (i) Trusses (ii) Statically determinate beams and frames (iii) Statically indeterminate structures, the material of which is elastic and follows Hooke's law (iv ... B) (i), (ii) and (iv) (C) (i) and (ii) (D) Only (i)
Last Answer : (A) (i), (ii) and (iii)
Description : The Castigliano's second theorem can be used to compute deflections (A) In statically determinate structures only (B) For any type of structure (C) At the point under the load only (D) For beams and frames only
Last Answer : (B) For any type of structure
Description : The point of contraflexure occurs in (A) Cantilever beams only (B) Continuous beams only (C) Over hanging beams only (D) All types of beams
Last Answer : (C) Over hanging beams only
Description : Pre-stress loss due to friction occurs (A) Only in post-tensioned beams (B) Only in pre-tensioned beams (C) In both post-tensioned and pre-tensioned beams (D) None of the above
Description : The deep beams are designed for (a) Shear force only (b) Bending moment only (c) Both S.F & B.M (d) Bearing
Last Answer : (b) Bending moment only
Description : The application of elastic theory to the beams is based on the assumption that (a) At any cross-section, plane sections before bending remain plane after bending (b) All tensile stresses are taken ... reinforcement is free from initial stresses when it is embedded in concrete. (d) All of the above
Last Answer : (d) All of the above
Description : For Ordinary Portland cement concrete exposed to dry and hot weather conditions, good moist curing period is [ A ] 7 days [ B ] 10 days [ C ] 14 days [ D ] None of the above
Last Answer : [ B ] 10 days
Description : Sides of triangles are (i) 3 cm, 4 cm, 6 cm. (ii) 4 cm, 5 cm, 6 cm. (iii) 7 cm, 24 cm, 25 cm (iv) 5 cm, 12 cm, 14 cm. Which of these is right triangle?(a) (i) (b) (ii) (c) (iii) (d) (iv)
Last Answer : (c) (iii)
Description : The sides of a triangle are in the ratio 3 : 5 : 7 and its perimeter is 30 cm. The length of the greatest side of the triangle in cm is (1) 6 (2) 10 (3) 14 (4) 16
Last Answer : (3) 14
Description : For beams of uniform strength, if depth is constant, (A) Width b M (B) Width b M (C) Width b 3 M (D) Width b 1/M
Last Answer : (A) Width b M
Description : Beams composed of more than one material, rigidly connected together so as to behave as one piece, are known as (A) Compound beams (B) Indeterminate beams (C) Determinate beams (D) Composite beams
Last Answer : (D) Composite beams
Description : The assumption in the theory of bending of beams is: (A) Material is homogeneous (B) Material is isotropic (C) Young's modulus is same in tension as well as in compression (D) All the above
Last Answer : (D) All the above
Description : A simply supported beam A carries a point load at its mid span. Another identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be (A) 2/3 (B) 3/2 (C) 5/8 (D) 8/5
Last Answer : (D) 8/5
Description : The cross sections of the beams of equal length are a circle and a square whose permissible bending stress is same under same maximum bending. The ratio of their flexural weights is, (A) 1.118 (B) 1.338 (C) 1.228 (D) 1.108
Last Answer : (A) 1.118
Description : The areas of cross-section of a square beam and a circular beam subjected to equal bending moments, are same. (A) Circular beam is more economical (B) Square beam is more economical (C) Both the beams are equally strong (D) Both the beams are equally economical
Last Answer : (B) Square beam is more economical
Description : Beams of uniform strength are preferred to those of uniform section because these are economical for (A) Large spans (B) Heavy weights (C) Light weights (D) Short spans
Last Answer : (A) Large spans
Description : A grillage foundation (A) Is provided for heavily loaded isolated columns (B) Is treated as spread foundation (C) Consists of two sets of perpendicularly placed steel beams (D) All the above
Description : A flat slab is supported (A) On beams (B) On columns (C) On beams and columns (D) On columns monolithically built with slab
Description : Steel beam theory is used for (A) Design of simple steel beams (B) Steel beams encased in concrete (C) Doubly reinforced beams ignoring compressive stress in concrete (D) Beams if shear exceeds 4 times allowable shear stress
Description : Design of R.C.C. simply supported beams carrying U.D.L. is based on the resultant B.M. at (A) Supports (B) Mid span (C) Every section (D) Quarter span
Description : Design of R.C.C. cantilever beams, is based on the resultant force at (A) Fixed end (B) Free end (C) Mid span (D) Mid span and fixed support
Description : The width of the flange of a T-beam, which may be considered to act effectively with the rib depends upon (A) Breadth of the rib (B) Overall thickness of the rib (C) Centre to centre distance between T-beams (D) All the above
Description : The maximum area of tension reinforcement in beams shall not exceed (A) 0.15 % (B) 1.5 % (C) 4 % (D) 1 %
Description : Pick up the true statement from the following: (A) Plain ceiling provides the best property diffusing light (B) In the absence of beams, it is easier to install piping (C) In the absence of beams, it is easier to paint (D) All the above
Description : According to the steel beam theory of doubly reinforced beams (A) Tension is resisted by tension steel (B) Compression is resisted by compression steel (C) Stress in tension steel equals the stress in compression steel (D) All the above
Description : If depth of slab is 10 cm, width of web 30 cm, depth of web 50 cm, centre to centre distance of beams 3 m, effective span of beams 6 m, the effective flange width of the beam, is (A) 200 cm (B) 300 cm (C) 150 cm (D) 100 cm
Description : A pre-stressed concrete member is preferred because (A) Its dimensions are not decided from the diagonal tensile stress (B) Large size of long beams carrying large shear force need not be adopted (C) Removal of cracks in the members due to shrinkage (D) All the above
Description : For the construction of R.C.C. slabs, columns, beams, walls, etc. the grade of concrete mix used, is (A) 1 : 3 : 6 (B) 1 : 1½ : 3 (C) 1 : 2 : 4 (D) 1 : 1 : 2
Last Answer : (C) 1 : 2 : 4
Description : Pick up the correct statement from the following: (A) Construction joints in columns are provided a few cm below the junction of beam (B) Construction joints in columns are provided at the bottom ... (C) Construction joints in beams and slabs are provided within middle third (D) All the above
Description : Mild steel is used for (A) Structural works in beams, joints and girders (B) Small sized water pipes (C) Columns and struts (D) None of these
Description : Cast iron is used for (A) Structural works in beams (B) Small sized water pipes (C) Columns and struts (D) None to these
Description : Wrought iron is used for (A) Structural works in beams (B) Small sized water pipes (C) Columns and struts (D) None to these
Description : The ratio of the thickness of web to that of flange of steel rolled structural beams and channels is (A) Less than 1 (B) Equal to 1 (C) Greater than 1 (D) Less than 1 in beams but greater than 1 in channels
Description : The concrete slump recommended for beams and slabs; is (A) 25 to 50 mm (B) 25 to 75 mm (C) 30 to 125 mm (D) 50 to 100 mm
Description : Pick up the correct statement from the following: (A) The roof slabs of multi-storeyed buildings are constructed monolithically to carry the various floor loads (B) The beams of multi-storeyed ... slab is spanned across the secondary beams provided between the main beams (D) All of these
Description : In grillage foundations a minimum 15 cm cover is provided on (A) Upper flange of top tier (B) Lower beam of lower tier (C) Ends of external beams (D) None to these