For stable structures, one of the important properties of flexibility and stiffness matrices is that the elements on the main diagonal
(i) Of a stiffness matrix must be positive
(ii) Of a stiffness matrix must be negative
(iii) Of a flexibility matrix must be positive
(iv) Of a flexibility matrix must be negative
The correct answer is
For stable structures, one of the important properties of flexibility and stiffness matrices is that the elements on the main diagonal
(i) Of a stiffness matrix must be positive
(ii) Of a stiffness matrix must be negative
(iii) Of a flexibility matrix must be positive
(iv) Of a flexibility matrix must be negative
The correct answer is
A load W is moving from left to right support on a simply supported beam of span T. The maximum bending moment at 0.4 1 from the left support is
A load W is moving from left to right support on a simply supported beam of span T. The maximum bending moment at 0.4 1 from the left support is
Pick up the incorrect statement from the following:
Pick up the incorrect statement from the following:
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) any statically indeterminate structure
The correct answer is
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) any statically indeterminate structure
The correct answer is
The deformation of a spring produced by a unit load is called
The deformation of a spring produced by a unit load is called
The number of independent equations to be satisfied for static equilibrium of a plane structure is
The number of independent equations to be satisfied for static equilibrium of a plane structure is
The width of the analogous column in the method of column analogy is
The width of the analogous column in the method of column analogy is
Number of unknown internal forces in each member of a rigid jointed plane frame is
Number of unknown internal forces in each member of a rigid jointed plane frame is
For the stability of a structural part, the weight or anchorage should be
For the stability of a structural part, the weight or anchorage should be
Independent displacement components at each joint of a rigid-jointed plane frame are
Independent displacement components at each joint of a rigid-jointed plane frame are
For heavily reinforced concrete member, the nominal maximum size of the aggregates should be restricted to
For heavily reinforced concrete member, the nominal maximum size of the aggregates should be restricted to
The three moments equation is applicable only when
The three moments equation is applicable only when
The maximum bending moment due to a train of wheel loads on a simply supported girder
The maximum bending moment due to a train of wheel loads on a simply supported girder
To generate the j th column of the flexibility matrix
To generate the j th column of the flexibility matrix
If in a pin-jointed plane frame (m + r) > 2j, then the frame is
(Where ‘m’ is number of members, ‘r’ is reaction components and ‘j’ is number of joints)
If in a pin-jointed plane frame (m + r) > 2j, then the frame is
(Where ‘m’ is number of members, ‘r’ is reaction components and ‘j’ is number of joints)
Bending moment at any section in a conjugate beam gives in the actual beam
Bending moment at any section in a conjugate beam gives in the actual beam
If the main reinforcement of the slab is parallel to a T-beam, the transverse reinforcement at mid span of the slab is provided at least __________ of main reinforcement.
If the main reinforcement of the slab is parallel to a T-beam, the transverse reinforcement at mid span of the slab is provided at least __________ of main reinforcement.
The Castigliano's second theorem can be used to compute deflections
The Castigliano's second theorem can be used to compute deflections
The slenderness effect of a wall is considered if the effective height of the wall exceeds the thickness
The slenderness effect of a wall is considered if the effective height of the wall exceeds the thickness
Degree of static indeterminacy of a rigid-jointed plane frame having 15 members, 3 reaction components and 14 joints is
Degree of static indeterminacy of a rigid-jointed plane frame having 15 members, 3 reaction components and 14 joints is
In the displacement method of structural analysis, the basic unknowns are
In the displacement method of structural analysis, the basic unknowns are
The degree of static indeterminacy of a pin-jointed space frame is given by (where m is number of unknown member forces, r is unknown reaction components and j is number of joints)
The degree of static indeterminacy of a pin-jointed space frame is given by (where m is number of unknown member forces, r is unknown reaction components and j is number of joints)
The minimum horizontal distance between two parallel main reinforcing bars, is
The minimum horizontal distance between two parallel main reinforcing bars, is
The principle of virtual work can be applied to elastic system by considering the virtual work of
The principle of virtual work can be applied to elastic system by considering the virtual work of
Pick up the correct statement for the web stiffeners.
Pick up the correct statement for the web stiffeners.
A single rolling load of 8 kN rolls along a girder of 15 m span. The absolute maximum bending moment will be
A single rolling load of 8 kN rolls along a girder of 15 m span. The absolute maximum bending moment will be
If there are m unknown member forces, r unknown reaction components and j number of joints, then the degree of static indeterminacy of a pin-jointed plane frame is given by
If there are m unknown member forces, r unknown reaction components and j number of joints, then the degree of static indeterminacy of a pin-jointed plane frame is given by
Which of the following methods of structural analysis is a displacement method?
Which of the following methods of structural analysis is a displacement method?
Select the correct statement
Select the correct statement
The test strength of the sample is taken as the average of the strength of
The test strength of the sample is taken as the average of the strength of
A pin-jointed plane frame is unstable if (where m is number of members, r is reaction components and j is number of joints)
A pin-jointed plane frame is unstable if (where m is number of members, r is reaction components and j is number of joints)
For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust
For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust
The degree of static indeterminacy up to which column analogy method can be used is
The degree of static indeterminacy up to which column analogy method can be used is
For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then the horizontal thrust
For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then the horizontal thrust
The thickness of the rectangular plate for the cap or base of a solid round steel columns, is calculated from the formula
t = √[(9W/16 fbct) × D/(D -d)] where ‘d’ is
The thickness of the rectangular plate for the cap or base of a solid round steel columns, is calculated from the formula
t = √[(9W/16 fbct) × D/(D -d)] where ‘d’ is
Degree of kinematic indeterminacy of a pin-jointed plane frame is given by
Degree of kinematic indeterminacy of a pin-jointed plane frame is given by
The fixed support in a real beam becomes in the conjugate beam a
The fixed support in a real beam becomes in the conjugate beam a
Effects of shear force and axial force on plastic moment capacity of a structure are respectively to
Effects of shear force and axial force on plastic moment capacity of a structure are respectively to
The carryover factor in a prismatic member whose far end is fixed is
The carryover factor in a prismatic member whose far end is fixed is
In the slope deflection equations, the deformations are considered to be caused by
i) bending moment
ii) shear force
iii) axial force
The correct answer is
In the slope deflection equations, the deformations are considered to be caused by
i) bending moment
ii) shear force
iii) axial force
The correct answer is
The number of independent equations to be satisfied for static equilibrium in a space structure is
The number of independent equations to be satisfied for static equilibrium in a space structure is
Which of the following is not the displacement method?
Which of the following is not the displacement method?
The deflection at any point of a perfect frame can be obtained by applying a unit load at the joint in
The deflection at any point of a perfect frame can be obtained by applying a unit load at the joint in
When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would
When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would
While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of
While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of
Study the following statements.
i) The displacement method is more useful when degree of kinematic indeterminacy is greater than the degree of static indeterminacy.
ii) The displacement method is more useful when degree of kinematic indeterminacy is less than the degree of static indeterminacy.
iii) The force method is more useful when degree of static indeterminacy is greater than the degree of kinematic indeterminacy.
iv) The force method is more useful when degree of static indeterminacy is less than the degree of kinematic indeterminacy.
The correct answer is
Study the following statements.
i) The displacement method is more useful when degree of kinematic indeterminacy is greater than the degree of static indeterminacy.
ii) The displacement method is more useful when degree of kinematic indeterminacy is less than the degree of static indeterminacy.
iii) The force method is more useful when degree of static indeterminacy is greater than the degree of kinematic indeterminacy.
iv) The force method is more useful when degree of static indeterminacy is less than the degree of kinematic indeterminacy.
The correct answer is
The degree of kinematic indeterminacy of a pin-jointed space frame is (where m, r and j have their usual meanings)
The degree of kinematic indeterminacy of a pin-jointed space frame is (where m, r and j have their usual meanings)
The effective length of lacing is the distance
The effective length of lacing is the distance
When a uniformly distributed load, shorter than the span of the girder, moves from left to right, then the conditions for maximum bending moment at a section is that
When a uniformly distributed load, shorter than the span of the girder, moves from left to right, then the conditions for maximum bending moment at a section is that
When a series of wheel loads crosses a simply supported girder, the maximum bending moment under any given wheel load occurs when
When a series of wheel loads crosses a simply supported girder, the maximum bending moment under any given wheel load occurs when
A rigid-jointed plane frame is stable and statically determinate if (where m is number of members, r is reaction components and j is number of joints)
A rigid-jointed plane frame is stable and statically determinate if (where m is number of members, r is reaction components and j is number of joints)
A simply supported beam deflects by 5 mm when it is subjected to a concentrated load of 10 kN at its centre. What will be deflection in a 1/10 model of the beam if the model is subjected to a 1 kN load at its centre ?
A simply supported beam deflects by 5 mm when it is subjected to a concentrated load of 10 kN at its centre. What will be deflection in a 1/10 model of the beam if the model is subjected to a 1 kN load at its centre ?
If the specified thickness of a footing is 100 cm, the depth of the form work may be tolerated from
If the specified thickness of a footing is 100 cm, the depth of the form work may be tolerated from
The number of independent displacement components at each joint of a rigid-jointed space frame is
The number of independent displacement components at each joint of a rigid-jointed space frame is