#### The Following Section consists of Multiple Choice Questions on Theory of Structures.

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Theory of Structures MCQ

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- Question 1 of 20
##### 1. Question

1 points#### The assumption in the theory of bending of beams, is :

CorrectIncorrect - Question 2 of 20
##### 2. Question

1 points#### The shape factor of standard rolled beam section varies from

CorrectIncorrect - Question 3 of 20
##### 3. Question

1 points#### Shear strain energy theory for the failure of a material at elastic limit, is due to

CorrectIncorrect - Question 4 of 20
##### 4. Question

1 points#### The point of contraflexure is the point where

CorrectIncorrect - Question 5 of 20
##### 5. Question

1 points#### The normal component of a force inclined through θ° is obtained by multiplying the force by

CorrectIncorrect - Question 6 of 20
##### 6. Question

1 points#### Stress may be defined as

CorrectIncorrect - Question 7 of 20
##### 7. Question

1 points#### Total strain energy theory for the failure of a material at elastic limit, is known

CorrectIncorrect - Question 8 of 20
##### 8. Question

1 points#### Principal planes are subjected to

CorrectIncorrect - Question 9 of 20
##### 9. Question

1 points#### In plastic analysis, the shape factor for a circular section, is

CorrectIncorrect - Question 10 of 20
##### 10. Question

1 points#### In plastic analysis, the shape factor for rectangular section, is

CorrectIncorrect - Question 11 of 20
##### 11. Question

1 points#### A truss containing j joints and m members, will be a simple truss if

CorrectIncorrect - Question 12 of 20
##### 12. Question

1 points#### A rolled steel joist is simply supported at its ends and carries a uniformly distributed load which causes a maximum deflection of 10 mm and slope at the ends of 0.002 radian. The length of the joist will be,

CorrectIncorrect - Question 13 of 20
##### 13. Question

1 points#### A material is said to be perfectly elastic if

CorrectIncorrect - Question 14 of 20
##### 14. Question

1 points#### Beams composed of more than one material, rigidly connected together so as to behave as one piece, are known as

CorrectIncorrect - Question 15 of 20
##### 15. Question

1 points#### Pick up the correct statement from the following:

CorrectIncorrect - Question 16 of 20
##### 16. Question

1 points#### There are two hinged semicircular arches A, B and C of radii 5 m, 7.5 m and 10 m respectively and each carries a concentrated load W at their crowns. The horizontal thrust at their supports will be in the ratio of

CorrectIncorrect - Question 17 of 20
##### 17. Question

1 points#### If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following:

CorrectIncorrect - Question 18 of 20
##### 18. Question

1 points#### In plastic analysis, the shape factor for a triangular section, is

CorrectIncorrect - Question 19 of 20
##### 19. Question

1 points#### Pick up the correct statement from the following:

CorrectIncorrect - Question 20 of 20
##### 20. Question

1 points#### For determining the support reactions at A and B of a three hinged arch, points B and C are joined and produced to intersect the load line at D and a line parallel to the load line through A at D’. Distances AD, DD’ and AD’ when measured were 4 cm, 3 cm and 5 cm respectively. The angle between the reactions at A and B is

CorrectIncorrect

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Theory of Structures MCQ 2

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- Question 1 of 20
##### 1. Question

1 points#### Pick up the incorrect statement from the following : The torsional resistance of a shaft is directly proportional to

CorrectIncorrect - Question 2 of 20
##### 2. Question

1 points#### The ratio of the length and diameter of a simply supported uniform circular beam which experiences maximum bending stress equal to tensile stress due to same load at its mid span, is

CorrectIncorrect - Question 3 of 20
##### 3. Question

1 points#### The strain energy stored in a spring when subjected to greatest load without being permanently distorted, is called

CorrectIncorrect - Question 4 of 20
##### 4. Question

1 points#### Co-efficient of wind resistance of a circular surface, is

CorrectIncorrect - Question 5 of 20
##### 5. Question

1 points#### Pick up the correct statement from the following:

CorrectIncorrect - Question 6 of 20
##### 6. Question

1 points#### The ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is

CorrectIncorrect - Question 7 of 20
##### 7. Question

1 points#### The ratio of the maximum deflections of a simply supported beam with a central load W and of a cantilever of same length and with a load W at its free end, is

CorrectIncorrect - Question 8 of 20
##### 8. Question

1 points#### The greatest load which a spring can carry without getting permanently distorted, is called

CorrectIncorrect - Question 9 of 20
##### 9. Question

1 points#### A three hinged arch is generally hinged at its supports and

CorrectIncorrect - Question 10 of 20
##### 10. Question

1 points#### Flat spiral springs

CorrectIncorrect - Question 11 of 20
##### 11. Question

1 points#### Pick up the correct statement from the following:

CorrectIncorrect - Question 12 of 20
##### 12. Question

1 points#### The forces in the members of simple trusses, may be analysed by

CorrectIncorrect - Question 13 of 20
##### 13. Question

1 points#### A simply supported beam which carries a uniformly distributed load has two equal overhangs. To have maximum B.M. produced in the beam least possible, the ratio of the length of the overhang to the total length of the beam, is

CorrectIncorrect - Question 14 of 20
##### 14. Question

1 points#### At yield point of a test piece, the material

CorrectIncorrect - Question 15 of 20
##### 15. Question

1 points#### An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is

CorrectIncorrect - Question 16 of 20
##### 16. Question

1 points#### The ratio of lateral strain to axial strain of a homogeneous material, is known

CorrectIncorrect - Question 17 of 20
##### 17. Question

1 points#### The locus of reaction of a two hinged semi-circular arch, is

CorrectIncorrect - Question 18 of 20
##### 18. Question

1 points#### The ratio of the area of cross-section of a circular section to the area of its core, is

CorrectIncorrect - Question 19 of 20
##### 19. Question

1 points#### The yield moment of a cross section is defined as the moment that will just produce the yield stress in

CorrectIncorrect - Question 20 of 20
##### 20. Question

1 points#### The eccentricity (e) of a hollow circular column, external diameter 25 cm, internal diameter 15 cm for an eccentric load 100 t for non-development of tension, is

CorrectIncorrect

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Theory of Structures MCQ 3

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- Question 1 of 20
##### 1. Question

1 points#### Maximum shear stress theory for the failure of a material at the elastic limit, is known

CorrectIncorrect - Question 2 of 20
##### 2. Question

1 points#### A composite beam is composed of two equal strips one of brass and other of steel. If the temperature is raised

CorrectIncorrect - Question 3 of 20
##### 3. Question

1 points#### Pick up the correct statement from the following:

CorrectIncorrect - Question 4 of 20
##### 4. Question

1 points#### Pick up the correct statement from the following:

CorrectIncorrect - Question 5 of 20
##### 5. Question

1 points#### Maximum principal stress theory for the failure of a material at elastic point, is known

CorrectIncorrect - Question 6 of 20
##### 6. Question

1 points#### The ratio of tangential and normal components of a stress on an inclined plane through θ° to the direction of the force, is :

CorrectIncorrect - Question 7 of 20
##### 7. Question

1 points#### The ratio of crippling loads of a column having both the ends fixed to the column having both the ends hinged, is

CorrectIncorrect - Question 8 of 20
##### 8. Question

1 points#### Maximum strain theory for the failure of a material at the elastic limit, is known as

CorrectIncorrect - Question 9 of 20
##### 9. Question

1 points#### Pick up the correct statement from the following:

CorrectIncorrect - Question 10 of 20
##### 10. Question

1 points#### Gradually applied static loads do not change with time their

CorrectIncorrect - Question 11 of 20
##### 11. Question

1 points#### Slenderness ratio of a long column, is

CorrectIncorrect - Question 12 of 20
##### 12. Question

1 points#### The normal and tangential components of stress on an inclined plane through θ° to the direction of the force, will be equal if θ is

CorrectIncorrect - Question 13 of 20
##### 13. Question

1 points#### A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm2, the bending strain energy stored in the bar, is

CorrectIncorrect - Question 14 of 20
##### 14. Question

1 points#### A close coil helical spring when subjected to a moment M having its axis along the axis of the helix

CorrectIncorrect - Question 15 of 20
##### 15. Question

1 points#### A body is said to be in equilibrium if

CorrectIncorrect - Question 16 of 20
##### 16. Question

1 points#### The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a bar, is

CorrectIncorrect - Question 17 of 20
##### 17. Question

1 points#### In case of principal axes of a section

CorrectIncorrect - Question 18 of 20
##### 18. Question

1 points#### At any point of a beam, the section modulus may be obtained by dividing the moment of inertia of the section by

CorrectIncorrect - Question 19 of 20
##### 19. Question

1 points#### The load on a spring per unit deflection, is called

CorrectIncorrect - Question 20 of 20
##### 20. Question

1 points#### In a shaft, the shear stress is not directly proportional to

CorrectIncorrect

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Theory of Structures MCQ 4

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- Question 1 of 20
##### 1. Question

1 points#### A compound truss may be formed by connecting two simple rigid frames, by

CorrectIncorrect - Question 2 of 20
##### 2. Question

1 points#### The locus of the end point of the resultant of the normal and tangential components of the stress on an inclined plane, is

CorrectIncorrect - Question 3 of 20
##### 3. Question

1 points#### The ratio of the length and depth of a simply supported rectangular beam which experiences maximum bending stress equal to tensile stress, due to same load at its mid span, is

CorrectIncorrect - Question 4 of 20
##### 4. Question

1 points#### For a strongest rectangular beam cut from a circular log, the ratio of the width and depth, is

CorrectIncorrect - Question 5 of 20
##### 5. Question

1 points#### The locus of the moment of inertia about inclined axes to the principal axis, is

CorrectIncorrect - Question 6 of 20
##### 6. Question

1 points#### The ratio of maximum and average shear stresses on a rectangular section, is

CorrectIncorrect - Question 7 of 20
##### 7. Question

1 points#### A simply supported beam A carries a point load at its midspan. An other 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

CorrectIncorrect - Question 8 of 20
##### 8. Question

1 points#### The strain energy due to volumetric strain

CorrectIncorrect - Question 9 of 20
##### 9. Question

1 points#### m

_{1}and m_{2}are the members of two individual simple trusses of a compound truss. The compound truss will be rigid and determinate ifCorrectIncorrect - Question 10 of 20
##### 10. Question

1 points#### 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

CorrectIncorrect - Question 11 of 20
##### 11. Question

1 points#### A concentrated load P is supported by the free end of a quadrantal ring AB whose end B is fixed. The ratio of the vertical to horizontal deflections of the end A, is

CorrectIncorrect - Question 12 of 20
##### 12. Question

1 points#### Stress may be expressed in Newtons

CorrectIncorrect - Question 13 of 20
##### 13. Question

1 points#### A load of 1960 N is raised at the end of a steel wire. The minimum diameter of the wire so that stress in the wire does not exceed 100 N/mm

^{2}is :CorrectIncorrect - Question 14 of 20
##### 14. Question

1 points#### 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

CorrectIncorrect - Question 15 of 20
##### 15. Question

1 points#### The ratio of maximum shear stress to average shear stress of a circular beam, is

CorrectIncorrect - Question 16 of 20
##### 16. Question

1 points#### A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the rod was 1 mm only. If

_{Esteel}= 2 x 10^{6}kg/cm^{2}, the side of the rod, isCorrectIncorrect - Question 17 of 20
##### 17. Question

1 points#### The maximum magnitude of shear stress due to shear force F on a rectangular section of area A at the neutral axis, is

CorrectIncorrect - Question 18 of 20
##### 18. Question

1 points#### The tangential component of stress on an plane inclined θ° to the direction of the force, may be obtained by multiplying the normal stress by

CorrectIncorrect - Question 19 of 20
##### 19. Question

1 points#### A spring of mean radius 40 mm contains 8 action coils of steel (N = 80000 N/mm

^{2}), 4 mm in diameter. The clearance between the coils being 1 mm when unloaded, the minimum compressive load to remove the clearance, isCorrectIncorrect - Question 20 of 20
##### 20. Question

1 points#### A shaft is subjected to bending moment M and a torque T simultaneously. The ratio of the maximum bending stress to maximum shear stress developed in the shaft, is

CorrectIncorrect