In plastic analysis, the shape factor for rectangular section, is (A) 1.4 (B) 1.5 (C) 1.6 (D) 1.7

In plastic analysis, the shape factor for rectangular section, is 

(A) 1.4 

(B) 1.5 

(C) 1.6 

(D) 1.7

by

1 Answer

Answer :

(B) 1.5 

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Related questions

In plastic analysis, the shape factor for a circular section, is (A) 1.5 (B) 1.6 (C) 1.7 (D) 1.75

Description : In plastic analysis, the shape factor for a circular section, is  (A) 1.5  (B) 1.6  (C) 1.7  (D) 1.75 

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In plastic analysis, the shape factor for a triangular section, is (A) 1.5 (B) 1.34 (C) 2.34 (D) 2.5

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For a reinforced concrete section, the shape of shear stress diagram is (A) Wholly parabolic (B) Wholly rectangular (C) Parabolic above neutral axis and rectangular below neutral axis (D) Rectangular above neutral axis and parabolic below neutral axis

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For a reinforced concrete beam section, the shape of shear stress diagram is (a) Parabolic over the whole section with maximum value at the neutral axis. (b) Parabolic above the neutral axis and rectangular below the neutral axis. (c) Linearly varying as the distance form the N.A. (d) All the above.

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If the shape factor of a section is 1.5 and the factor of safety to be adopted is 2, then the load factor will be (a) 3 (b) 4 (c) 1.5 (d) 2

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The moment of inertia of a rectangular section of width and depth about an axis passing through C.G. and parallel to its width is (A) BD²/6 (B) BD3 /6 (C) BD3 /12 (D) B²D/6

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A rectangular bar of width b and height h is being used as a cantilever. The loading is in a plane parallel to the side b. The section modulus is (A) bh3 /12 (B) bh²/6 (C) b²h/6 (D) None of these

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The shape factor of standard rolled beam section varies from (A) 1.10 to 1.20 (B) 1.20 to 1.30 (C) 1.30 to 1.40 (D) 1.40 to 1.50

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In case of a simply supported rectangular beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is (A) L/2 (B) L/3 (C) L/4 (D) L/5

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Pick up the correct statement from the following: (A) A combined footing is so proportioned that centre of gravity of supporting area coincides with centre of gravity of two column loads (B) A combined footing may be either rectangular or trapezoidal in shape (C) Trapezoidal shaped footings may be provided under any loading (D) All the above

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Which one of the following is the correct ratio of plastic moment to yield moment for a simply supported beam of uniform square cross section throughout the span (a) 1.5 (b) 1.7 (c) 2.0 (d) 2.34

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A cupboard in the shape of a rectangular prism has a length of 5 feet, a width of 3 feet, and a height of 7 feet. What is the volume of the cupboard?

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The ratio of maximum and average shear stresses on a rectangular section, is (A) 1 (B) 1.25 (C) 1.5 (D) 2.5

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Aqueducts are generally designed (A) Circular (B) Rectangular (C) Horse shoe section (D) All the above

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Most commonly used section in grade aqueducts, is (A) Circular (B) Rectangular (C) Parabolic (D) Horse shoe section

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The maximum magnitude of shear stress due to shear force F on a rectangular section of area A at the neutral axis, is (A) F/A (B) F/2A (C) 3F/2A (D) 2F/3A

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The section modulus of a rectangular light beam 25 metres long is 12.500 cm3 . The beam is simply supported at its ends and carries a longitudinal axial tensile load of 10 tonnes in addition to a point load of 4 tonnes at the centre. The maximum stress in the bottom most fibre at the mid span section, is (A) 13.33 kg/cm2 tensile (B) 13.33 kg/cm2 compressive (C) 26.67 kg/cm2 tensile (D) 26.67 kg/cm2 compressive

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The section modulus of a rectangular section is proportional to (A) Area of the section (B) Square of the area of the section (C) Product of the area and depth (D) Product of the area and width

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For the same height, the bottom width for no tension, (A) For triangular section is more than rectangular section (B) For rectangular section is more than triangular section (C) For triangular section is same as that of a rectangular section (D) None of these

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The radius of gyration of a rectangular section is not proportional to (A) Square root of the moment of inertia (B) Square root of the inverse of the area (C) Square root of the moment of inertia divided by area of the section (D) None of these

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A cantilever beam rectangular in cross-section is subjected to an isolated load at its free end. If the width of the beam is doubled, the deflection of the free end will be changed in the ratio of (A) 8 (B) 1/8 (C) 1/2 (D) 3

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Distribution of shear intensity over a rectangular section of a beam, follows: (A) A circular curve (B) A straight line (C) A parabolic curve (D) An elliptical curve

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is the pre-stressed force applied to the tendon of a rectangular pre-stressed beam whose area of cross section is and sectional modulus is . The maximum stress in the beam, subjected to a maximum bending moment , is (A) f = (P/A) + (Z/M) (B) f = (A/P) + (M/Z) (C) f = (P/A) + (M/Z) (D) f = (P/A) + (M/6Z)

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Last Answer : Answer: Option C

is the pre-stressed force applied to tendon of a rectangular pre-stressed beam whose area of cross section is and sectional modulus is . The minimum stress on the beam subjected to a maximum bending moment is (A) f = (P/A) - (Z/M) (B) f = (A/P) - (M/Z) (C) f = (P/A) - (M/Z) (D) f = (P/A) - (M/6Z)

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Last Answer : Answer: Option C

A river is said to be of uniform section if in its section A) A segment of a circle can be fitted (B) A parabolic section can be fitted (C) A rectangular section can be fitted (D) All the above

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Pick up the correct statement from the following: (A) The throat of the section of a control meter is either rectangular or trapezoidal (B) The floor of the control meter throat is almost level (C) The floor of the expanding outlet of the control meter is given a steep slope (D) All the above

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The highest efficiency is obtained with a channel of __________ section. (A) Circular (B) Square (C) Rectangular (D) Trapezoidal

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The discharge through a channel of rectangular section will be maximum, if (A) Its depth is twice the breadth (B) Its breadth is twice the depth (C) Its depth is thrice the breadth (D) Its breadth is thrice the depth

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The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to (A) Half the depth (B) Half the breadth (C) Twice the depth (D) Twice the breadth

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If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be (A) 0.35 d (B) 0.40 d (C) 0.45 d (D) Dependent on grade of concrete also

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For an over –reinforced (singly reinforced )rectangular reinforced concrete section (a) The lever arm will be less than that for a balanced section (b) The maximum stress developed by concrete will be equal to allowable stress in concrete (c) The maximum stress developed by steel will be equal to the allowable (d) All the above

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The section modulus of a rectangular section about an axis through its C.G., is a. b/2 b. d/2 c. bd2/2 d. bd2/6

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Last Answer : (B) Elastic structures

Terzaghi's analysis assumes: (A) Soil is homogeneous and isotropic (B) Elastic zone has straight boundaries inclined at = to the horizontal and plastic zones fully developed (C) Failure zones do not extend above the horizontal plane through the base of the footing (D) All the above

Description : Terzaghi's analysis assumes: (A) Soil is homogeneous and isotropic (B) Elastic zone has straight boundaries inclined at = to the horizontal and plastic zones fully developed (C) Failure zones do not extend above the horizontal plane through the base of the footing (D) All the above

Last Answer : Answer: Option D

In the virtual work method of plastic analysis of steel structures, the virtual quantity is (a) Slope (b) Moment (c) Load (d) Displacement

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In case of a simply supported I-section beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is (A) L/2 (B) L/3 (C) L/4 (D) L/5

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Pick up the correct statement from the following: (A) In a loaded beam, the moment at which the first yield occurs is called yield moment(B) In a loaded beam, the moment at which the entire section of the beam becomes fully plastic, is called plastic moment (C) In a fully plastic stage of the beam, the neutral axis divides the section in two sections of equal area (D) All the above

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