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Q1. | The thickness of each leaf of a cavity wall shall not be less than |

A. | 5 cm [Wrong Answer] |

B. | 7.5 cm [Correct Answer] |

C. | 10 cm [Wrong Answer] |

D. | 15 cm [Wrong Answer] |

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Explanation:-
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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

⇒ 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 method of virtual work in the analysis of structures results is

Compatible deformations

Equilibrium of forces

Stress strain relations

None of these

⇒ The moment area theorems in the structural analysis fall in the category of

Force method

Displacement method

Stiffness method

Iterative method

⇒ 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

⇒ 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 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

⇒ Castigliano's first theorem is applicable

for statically determinate structures only

when the system behaves elastically

only when principle of superposition is valid

none 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

⇒ 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

⇒ For masonry work with solid bricks, consistency of mortar should be

5 to 8 cm

9 to 13 cm

14 to 18 cm

19 to 23 cm

⇒ Degree of kinematic indeterminacy of a pin-jointed plane frame is given by

2j - r

j - 2r

3j - r

2j + r

⇒ 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

⇒ A load 'W is moving from left to right support on a simply supported beam of span T. The maximum bending moment at 0.4 1 from the left support is

0.16 Wl

0.20 Wl

0.24 Wl

0.25 Wl

⇒ Rich cement mortars are more liable to cracking as compared to lean mortars because rich mortars have

high shrinkage

less strength

both (a) and (b)

none of above

⇒ When a uniformly distributed load, shorter than the span of the girder, moves from left to right, then the conditions for maximum bending moment at a section is that

the head of the load reaches the section

the tail of the load reaches the section

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

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

⇒ 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

⇒ In a cavity wall, both leaves of which are load bearing, the effective thickness is taken as

sum of thickness of both leaves

two-third of the sum of thickness of both the leaves

actual thickness of the stronger leaf

larger of (b) and (c)

⇒ 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

⇒ Direct load carrying capacity of a brick masonry wall standing freely as against when it supports RC slab will be

more

less

the same in both the cases

100%

⇒ The number of independent displacement components at each joint of a rigid-jointed space frame is

1

2

3

6

⇒ A 200 mm thick wall made of modular bricks is 5 m long between cross walls and 3.8 m clear height between RCC slabs at top and bottom. The slenderness ratio of the wall is

15

19

20

25

⇒ Number of unknown internal forces in each member of a rigid jointed plane frame is

1

2

3

6

⇒ 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 method of moment distribution in structural analysis is

An iterative method

An exact method

An approximate method

None of these

⇒ 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

⇒ 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

⇒ 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

⇒ 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