Structural Design and Disaster-resistant Construction - Building Construction, Materials, and Structural Systems - Architecture and Planning Previous Year Questions

1

2007 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2007

The degree of freedom of a joint in a plane truss is

A

two

B

three

C

four

D

six

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2

2007 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2007

The point of contraflexure is the point where the

A

shear force changes its sign

B

deflection is zero

C

bending moment changes its sign

D

torque is zero

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3

2007 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2007

When wind loads are accounted for in the design of structures, the permissible stresses in the material are increased by

A

10 %

B

16.33 %

C

33.33 %

D

50 %

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4

2007 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2007

A dislocation of continuity in rock strata as a result of cracking of the earth’s crust is called

A

Fissure

B

Fault

C

Eluvium

D

Drift

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5

2007 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2007

In a plane truss, the equation in terms of m and j is used to check its determinacy and stability, where m = number of members and j = number of joints. The truss is deficient and unstable when

A

m < 2j – 3

B

m = 2j – 3

C

m > 2j – 3

D

both (A) and (B) are correct

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6

2007 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2007

On a door opening with effective span L, the total weight (W) of an equilateral triangle on the base L is considered as a uniformly distributed load over the span. The bending moment for the door opening is given by

A

WL / 2

B

WL / 4

C

WL / 6

D

WL / 8

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7

2007 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2007

A beam of 50 mm diameter is simply supported at both ends and has an effective span of 6 metres. It carries two loads of 50 kN each at one-third span. The section modulus (in cm³) of the beam at the quarter span is

A

11.17

B

12.27

C

13.37

D

14.47

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8

2007 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2007

Match the Earthquake related terms in Group I with their definitions in Group II.

Group I
P. Focus
Q. Epicentre
R. Centre of Mass
S. Centre of Stiffness

Group II
1. The geographical point on the earth' surface vertically above the originating source
2. The originating source of the seismic waves inside the earth
3. The point corresponding to the centre of gravity of a structural system
4. The point through which the resultant of the restoring forces of a structural system act

A

P-1, Q-2, R-3, S-4

B

P-1, Q-2, R-4, S-3

C

P-2, Q-1, R-3, S-4

D

P-2, Q-1, R-4, S-3

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9

2007 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2007

The slenderness ratio for a cantilever prismatic column of length L with a circular cross section having radius r is

A

L / r

B

2L / r

C

3L / r

D

4L / r

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10

2007 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2007

The maximum values of shear force and bending moment in the beam are

A

5 kN, 50 kN-m

B

20 kN, 80 kN-m

C

15 kN, 45 kN-m

D

10 kN, 50 kN-m

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11

2007 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2007

The maximum values of bending stress and shear stress developed in the beam in N/mm² are

A

5.15, 0.1

B

6.25, 0.125

C

7.35, 0.15

D

8.45, 0.175

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12

2008 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2008

Identify the FALSE statement.

A

Susceptibility to non-structural elements’ damage in any building would be high even in a moderate level earthquake.

B

For important non-structural elements, no structural analysis is required to assess vulnerability.

C

Earthquake damage to non-structural elements results in loss of critical functions.

D

The non-structural elements can be retrofitted appropriately.

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13

2008 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2008

Select the valid combination of shear force and bending moment diagrams for the loading shown below.

A

P-3

B

Q-2

C

R-1

D

S-4

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14

2008 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2008

Shells and Space Frames are examples of

A

modular Bulk-active and Form-active systems respectively.

B

modular Surface-active and Vector-active systems respectively.

C

modular Vector-active and Form-active systems respectively.

D

modular Bulk-active and Surface-active systems respectively.

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15

2008 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2008

Which of the following statements is valid for a saddle surfaced shell structure?

A

P is true and R is false

B

R is true and P is false

C

Both P & R are true

D

Both P and R are false

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16

2009 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2009

A simply supported beam of length L carries a concentrated load of intensity P at its centre. The bending moment at the centre of the beam will be

A

PL/2

B

PL/4

C

PL/6

D

PL/8

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17

2009 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2009

As per IS:456-2000, the maximum area of tension reinforcement in a RCC beam shall not exceed x% of its cross-sectional area, where x is equal to

A

2

B

4

C

6

D

8

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18

2009 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2009

Allowable stress in the design of a tension member in a steel truss is a function of

A

Cross-sectional area of the member

B

Yield stress of the material

C

Slenderness ratio of the member

D

Moment of inertia of the member’s cross-section

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19

2009 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2009

Match the high-rise tube structural systems in Group I with their corresponding terms in Group II:

Group I	Group II
P	1. Framed tube
Q	2. Bundled tubes
R	3. Braced tube
S	4. Perforated shell tube

A

P-1, Q-3, R-2, S-4

B

P-4, Q-1, R-3, S-2

C

P-4, Q-1, R-2, S-3

D

P-1, Q-4, R-3, S-2

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20

2009 · Architecture and Planning · Building Construction, Materials, and Structural Systems · Structural Design and Disaster-resistant Construction

Architecture and Planning (AR) 2009

If self-weight of the beam is neglected, bending moment developed at the fixed end (in kN-m) is

Check answer

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