Posted On:February 2, 2019, Posted By: Latest Interview Questions,
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Dear Readers, Welcome to __ Structural Analysis Objective Questions__ have been designed specially to get you acquainted with the nature of questions you may encounter during your Job interview for the subject of

a) 1

b) 2

c) 3

d) 6

Ans: c

a) m + r + 2j

b) m - r + 2j

c) m + r - 2j

d) m + r - 3j

Ans: c

a) 1

b) 2

c) 3

d) 6

Ans: c

a) 2

b) 3

c) 6

d) 8

Ans: c

a) 2j - r

b) j - 2r

c) 3j - r

d) 2j + r

Ans: a

a) three linear movements

b) two linear movements and one rotation

c) one linear movement and two rotations

d) three rotations

Ans: b

a) stable and statically determinate

b) stable and statically indeterminate

c) unstable

d) none of the above

where m is number of members, r is reaction components and j is number of joints

Ans: b

a) (m + r)<2j

b) m + r = 2j

c) (m + r)>2j

d) none of the above

where m is number of members, r is reaction components and j is number of joints

Ans: a

a) (m + r) = 2j

b) (m + r) = 3j

c) (3m + r) = 3j

d) (m + 3r) = 3j

where m is number of members, r is reaction components and j is number of joints

Ans: c

a) 2

b) 3

c) 4

d) 6

Ans: d

a) m + r - 2j

b) m + r - 3j

c) 3m + r - 3j

d) m + r + 3j

where m is number of unknown member forces, r is unknown reaction components and j is number of joints

Ans: b

a) m + r - 2j

b) m + r - 3j

c) 3m + r - 3j

d) 6m + r - 6j

where m, r and j have their usual meanings

Ans: d

a) 2j-r

b) 3j-r

c) j-2r

d) j-3r

where j is number of joints and r is reaction components

Ans: b

a) 1

b) 2

c) 3

d) 6

Ans: d

a) unstable

b) stable and statically determinate

c) stable and statically indeterminate

d) none of the above

Ans: a

a) internal forces only

b) external forces only

c) internal as well as external forces

d) none of the above

Ans: c

a) for statically determinate structures only

b) when the system behaves elastically

c) only when principle of superposition is valid

d) none of the above

Ans: c

a) deflections are linear functions of applied forces

b) material obeys Hooke's law

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

d) none of the above

Ans: a

a) zero

b) less than 1

c) 1

d) greater than 1

Ans: c

a) 0

b) 1/2

c) 3/4

d) 1

Ans: b

a) L/EI

b) L/2EI

c) L/3EI

d) L/4EI

Ans: a

a) 2

b) 3

c) 4

d) unrestricted

Ans: b

a) vertical direction

b) horizontal direction

c) inclined direction

d) the direction in which the deflection is required

Ans: d

i) bending moment

ii) shear force

iii) axial force

The correct answer is

a) only (i)

b) (i)and(ii)

c) (ii) and (iii)

d) (i), (ii) and (iii)

Ans: a

a) the beam is prismatic

b) there is no settlement of supports

c) there is no discontinuity such as hinges within the span

d) the spans are equal

Ans: c

a) zero length

b) infinite length

c) zero moment of inertia

d) none of the above

Ans: a

a) in statically determinate structures only

b) for any type of structure

c) at the point under the load only

d) for beams and frames only

Ans: b

a) slope

b) curvature

c) deflection

d) bending moment

Ans: c

a) is increased

b) is decreased

c) remains unchanged

d) becomes zero

Ans: c

a) is increased

b) is decreased

c) remains unchanged

d) becomes zero

Ans: b

a) 8 kN.m

b) 15 kN.m

c) 30 kN.m

d) 60 kN.m

Ans: c

a) always occurs at centre of span

b) always occurs under a wheel load

c) never occurs under a wheel load

d) none of the above

Ans: b

a) less than the left half span

b) whole of left half span

c) more than the left half span

d) whole span

Ans: d

a) the head of the load reaches the section

b) the tail of the load reaches the section

c) the load position should be such that the section divides it equally on both sides

d) the load position should be such that the section divides the load in the same ratio as it divides the span

Ans: d

a) the centre of gravity of the load system is midway between the centre of span and wheel load under consi-deration

b) the centre of span is midway between the centre of gravity of the load system and the wheel load under consideration

c) the wheel load under consideration is midway between the centre of span and the centre of gravity of the load system

d) none of the above

Ans: b

a) Equilibrium method

b) Column analogy method

c) Moment distribution method

d) Kani's method

Ans: b

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

a) (i) and (iii)

b) (ii) and (iii)

c) (i) and (iv)

d) (ii) and (iv)

Ans: d

a) Flexibility matrix is a square symmetrical matrix

b) Stiffness matrix is a square symmetrical matrix

c) both (a) and (b)

d) none of the above

Ans: c

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

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

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

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

Ans: a

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 nega¬tive

The correct answer is

a) (i) and (iii)

b) (ii) and (iii)

c) (i) and (iv)

d) (ii) and (iv)

Ans: a

a) increase and decrease

b) increase and increase

c) decrease and increase

d) decrease and decrease

Ans: d

a) slope deflection method

b) column analogy method

c) moment distribution method

d) none of the above

Ans: b

a) moment distribution method

b) column analogy method

c) three moment equation

d) none of the above

Ans: a

a) displacements

b) force

c) displacements and forces

d) none of the above

Ans: a

a) roller support

b) hinged support

c) fixed support

d) free end

Ans: d

a) 2/EI

b) 1/EI

c) 1/2 EI

d) 1/4 EI

Ans: b

a) 5 mm

b) 0.5 mm

c) 0.05 mm

d) 0.005mm

Ans: a

a) stiffness

b) flexibility

c) influence coefficient

d) unit strain

Ans: b

a) 0.211 L

b) 0.25 L

c) 0.234 L

d) 0.5 L

Ans: a

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

a) (i), (ii) and (iii)

b) (i), (ii) and (iv)

c) (i) and (ii)

d) only (i)

Ans: a

Sinking of an intermediate support of a continuous beam

1. reduces the negative moment at support.

2. increases the negative moment at support.

3. reduces the positive moment at support.

4. increases the positive moment at the centre of span.

Of these statements

a) i and 4 are correct

b) 1 and 3 are correct

c) 2 and 3 are correct

d) 2 and 4 are correct

Ans: a

a) 0.16 Wl

b) 0.20 Wl

c) 0.24 Wl

d) 0.25 Wl

Ans: c

a) change from compression to tension

b) change from tension to compression

c) always be compression

d) always be tension

Ans: a