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Q1. | Unequal settlements in the supports of a statically indeterminate structure develop |

A. | Member forces [Wrong Answer] |

B. | Reactions from supports [Correct Answer] |

C. | No reactions [Wrong Answer] |

D. | Strains in some members only [Wrong Answer] |

View Answer
Explanation:-
Answer : BDiscuss it below :Johnny Hell Said on 2024-02-18 16:41:26Why !! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ Independent displacement components at each joint of a rigid-jointed plane frame are

three linear movements

two linear movements and one rotation

one linear movement and two rotations

three rotations

⇒ 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

0.211 L

0.25 L

0.234 L

0.5 L

⇒ For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust

is increased

is decreased

remains unchanged

becomes zero

⇒ In column analogy method, the area of an analogous column for a fixed beam of span L and flexural rigidity El is taken as

L/EI

L/2EI

L/3EI

L/4EI

⇒ The maximum bending moment due to a train of wheel loads on a simply supported girder

always occurs at center of span

always occurs under a wheel load

never occurs under a wheel load

none of the above

⇒ Principle of superposition is applicable when

deflections are linear functions of applied forces

material obeys Hooke's law

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

none of the above

⇒ The torsional stiffness of a member can be defined as

Torque for unit moment

Torque for unit twist

Moment for unit twist

Torsion for unit twist

⇒ In the case of panel wall subjected to horizontal loads at right angles to the plane of the wall, with the mortar not leaner than Ml type, tensile stress in bending in the vertical direction may be allowed to the extent of

0.4 kg/cm2

0.7 kg/cm2

1.0 kg/cm2

1.2 kg/cm2

⇒ 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 ?

5 mm

0.5 mm

0.05 mm

0.005mm

⇒ The truss can be analysed by the methods of joints when the number of unknown at a joint is equal to

1

2

3

4

⇒ The three moments equation is applicable only when

the beam is prismatic

there is no settlement of supports

there is no discontinuity such as hinges within the span

the spans are equal

⇒ The method of moment distribution in structural analysis is

An iterative method

An exact method

An approximate method

None of these

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

zero length

infinite length

zero moment of inertia

none of the above

⇒ A free standing brick wall 20 cm thick is subjected to a wind pressure of 75kg/m2. The maximum height of wall from stability consideration is

0.64 m

0.96 m

1.28 m

1.5 m

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

vertical direction

horizontal direction

inclined direction

the direction in which the deflection is required

⇒ Maxwell's reciprocal theorem in structural analysis can be applied in

All elastic structures

Plastic structures

Symmetrical structures only

Prismatic element structures only

⇒ The stiffness method in structural analysis is also known as

Unit load method

Consistent deformation method

Force method

Displacement method

⇒ The degree of static indeterminacy up to which column analogy method can be used is

2

3

4

unrestricted

⇒ The mode of failure of a very short masonry member having h/t ratio of less than 4 is by

shear

vertical tensile splitting

buckling

any of the above

⇒ 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

m + r + 2j

m - r + 2j

m + r - 2j

m + r - 3j

⇒ To generate the j th column of the flexibility matrix

a unit force is applied at coordinate j and the displacements are calculated at all coordinates

a unit displacement is applied at co-ordinate j and the forces are calculated at all coordinates

a unit force is applied at coordinate j and the forces are calculated at all coordinates

a unit displacement is applied at co-ordinate j and the displacements are calculated at all co-ordinates

⇒ Effects of shear force and axial force on plastic moment capacity of a structure are respectively to

increase and decrease

increase and increase

decrease and increase

decrease and decrease

⇒ The width of the analogous column in the method of column analogy is

2/EI

1/EI

1/2 EI

1/4 EI

⇒ In plastic analysis the shape factor for a circular section is

1.5

1.6

1.7

1.75

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

in statically determinate structures only

for any type of structure

at the point under the load only

for beams and frames only

⇒ The horizontal thrust due to rise in temperature in a semicircular two-hinged arch of radius R is proportional to

R

R

^{2}

1/R

1/R

^{2}

⇒ The analysis of statically indeterminate structures by the unit load method is based on

Consistent deformation

Stiffness method

Consistent force

None of these

⇒ Select the correct statement

Flexibility matrix is a square symmetrical matrix

Stiffness matrix is a square symmetrical matrix

both (a) and (b)

none of the above

⇒ Bending moment at any section in a conjugate beam gives in the actual beam

slope

curvature

deflection

bending moment

⇒ The deformation of a spring produced by a unit load is called

stiffness

flexibility

influence coefficient

unit strain