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

only (i)

(i), (ii) and (iv)

(i) and (ii)

(i), (ii) and (iii)

only (i)

(i), (ii) and (iv)

(i) and (ii)

(i), (ii) and (iii)

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Structural Analysis
The effective length of lacing is the distance

0.7 of the distance between the inner end rivets of the bar for double lacing

Between the inner ends of effective lengths of welds connecting the members

All of these

Between the inner end rivets of the bar for single lacing

0.7 of the distance between the inner end rivets of the bar for double lacing

Between the inner ends of effective lengths of welds connecting the members

All of these

Between the inner end rivets of the bar for single lacing

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Structural Analysis
While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of

None of these

infinite length

zero length

zero moment of inertia

None of these

infinite length

zero length

zero moment of inertia

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Structural Analysis
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

(ii) and (iv)

(i) and (iii)

(ii) and (iii)

(i) and (iv)

(ii) and (iv)

(i) and (iii)

(ii) and (iii)

(i) and (iv)

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Structural Analysis
The Castigliano's second theorem can be used to compute deflections

In statically determinate structures only

At the point under the load only

For beams and frames only

For any type of structure

In statically determinate structures only

At the point under the load only

For beams and frames only

For any type of structure

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Structural Analysis
For a single point load W moving on a symmetrical three hinged parabolic arch of span L, the maximum sagging moment occurs at a distance x from ends. The value of x is

0.5 L

0.234 L

0.25 L

0.211 L

0.5 L

0.234 L

0.25 L

0.211 L

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Structural Analysis

Structural Analysis The effective length of lacing is the distance

Structural Analysis While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of

Structural Analysis The Castigliano's second theorem can be used to compute deflections

Structural Analysis For a single point load W moving on a symmetrical three hinged parabolic arch of span L, the maximum sagging moment occurs at a distance x from ends. The value of x is

Structural Analysis
The effective length of lacing is the distance

Structural Analysis
While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of

Structural Analysis
The Castigliano's second theorem can be used to compute deflections

Structural Analysis
For a single point load W moving on a symmetrical three hinged parabolic arch of span L, the maximum sagging moment occurs at a distance x from ends. The value of x is