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

Structural Analysis
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

(i) and (ii)

only (i)

(i), (ii) and (iv)

(i), (ii) and (iii)

(i) and (ii)

only (i)

(i), (ii) and (iv)

(i), (ii) and (iii)

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Structural Analysis
The deflection at any point of a perfect frame can be obtained by applying a unit load at the joint in

Vertical direction

The direction in which the deflection is required

Horizontal direction

Inclined direction

Vertical direction

The direction in which the deflection is required

Horizontal direction

Inclined direction

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Structural Analysis
The principle of virtual work can be applied to elastic system by considering the virtual work of

Internal forces only

Internal as well as external forces

External forces only

None of these

Internal forces only

Internal as well as external forces

External forces only

None of these

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

None of these

Unstrained against torsion at the support and free at the end

Restrained against torsion at the support and free at the end

With partial restraint against torsion of the support and free at the end

None of these

Unstrained against torsion at the support and free at the end

Restrained against torsion at the support and free at the end

With partial restraint against torsion of the support and free at the end

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Structural Analysis
Principle of superposition is applicable when

None of these

Material obeys Hooke's law

The action of applied forces will be affected by small deformations of the structure

Deflections are linear functions of applied forces

None of these

Material obeys Hooke's law

The action of applied forces will be affected by small deformations of the structure

Deflections are linear functions of applied forces

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Structural Analysis
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)

m + r + 3j

m + r – 2j

3m + r – 3j

m + r – 3j

m + r + 3j

m + r – 2j

3m + r – 3j

m + r – 3j

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Structural Analysis

Structural Analysis The deflection at any point of a perfect frame can be obtained by applying a unit load at the joint in

Structural Analysis The principle of virtual work can be applied to elastic system by considering the virtual work of

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

Structural Analysis Principle of superposition is applicable when

Structural Analysis 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)

Structural Analysis
The deflection at any point of a perfect frame can be obtained by applying a unit load at the joint in

Structural Analysis
The principle of virtual work can be applied to elastic system by considering the virtual work of

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

Structural Analysis
Principle of superposition is applicable when

Structural Analysis
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)