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Q1. | In the displacement method of structural analysis, the basic unknowns are |

A. | displacements [Correct Answer] |

B. | force [Wrong Answer] |

C. | displacements and forces [Wrong Answer] |

D. | none of the above [Wrong Answer] |

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**Also Read Similar Questions Below :**

⇒ 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

change from compression to tension

change from tension to compression

always be compression

always be tension

⇒ In moment distribution method the sum of distribution factors of all the members meeting at any joint is always

Zero

< 1

> 1

= 1

⇒ If in a rigid-jointed space frame, (6m + r) < 6j, then the frame is

unstable

stable and statically determinate

stable and statically indeterminate

none of the above

⇒ 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

⇒ The number of independent equations to be satisfied for static equilibrium in a space structure is

2

3

4

6

⇒ The moment distribution method in structural analysis can be treated as

Force method

Displacement method

Flexibility method

None of these

⇒ When a uniformly distributed load, longer than the span of the girder, moves from left to right, then the maximum bending moment at mid section of span occurs when the uniformly distributed load occupies

less than the left half span

whole of left half span

more than the left half span

whole span

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

2/EI

1/EI

1/2 EI

1/4 EI

⇒ Unequal settlements in the supports of a statically indeterminate structure develop

Member forces

Reactions from supports

No reactions

Strains in some members only

⇒ Weaker mortar. Of these statements

2 and 3 are correct

1 and 2 are correct

1 and 3 are correct

1, 2 and 3 are correct

⇒ The force method in structural analysis always ensures

Equilibrium

Kinematically admissible t'orces

Equilibrium of forces

None of the above

⇒ For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then the horizontal thrust

is increased

is decreased

remains unchanged

becomes zero

⇒ 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

⇒ The timber floor not spanning on the masonry wall but properly anchored to the wall gives

lateral restraint but not rotational restraint

rotational restraint but not lateral restraint

both lateral and rotational restraints

neither lateral nor rotational restraint

⇒ 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

⇒ 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

⇒ The fixed support in a real beam becomes in the conjugate beam a

roller support

hinged support

fixed support

free end

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

2

3

4

unrestricted

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

internal forces only

external forces only

internal as well as external forces

none of the above

⇒ Which of the following methods of structural analysis is a force method ?

slope deflection method

column analogy method

moment distribution method

none of the above

⇒ 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

⇒ A single rolling load of 8 kN rolls along a girder of 15 m span. The absolute maximum bending moment will be

8 kN.m

15 kN.m

30 kN.m

60 kN.m

⇒ The ratio between the stress produced in a bar by a sudden applicaiton of load on compared to the stress produced by the gradual application of same load is

1.5

2.0

2.5

3.0

⇒ 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

⇒ In moment distribution method, the sum of distribution factors of all the members meeting at any joint is always

zero

less than 1

1

greater than 1

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

slope

curvature

deflection

bending moment

⇒ Minimum thickness of stiffening wall for 1 to 3 storeys shall not be less than

10 cm

15 cm

20 cm

30 cm

⇒ In the displacement method of structural analysis, the basic unknowns are

displacements

force

displacements and forces

none of the above

⇒ The stiffness method in structural analysis is also known as

Unit load method

Consistent deformation method

Force method

Displacement method