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Q1. | Minimum compressive strength in N/mm2 for H1 type mortar used for masonry is |

A. | 3 [Wrong Answer] |

B. | 5 [Wrong Answer] |

C. | 7.5 [Wrong Answer] |

D. | 10 [Correct Answer] |

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**Also Read Similar Questions Below :**

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

1

2

3

6

⇒ 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

⇒ 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

⇒ 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

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

10 cm

15 cm

20 cm

30 cm

⇒ For masonry built in 1:1:6 cement-lime-sand mix mortar or equivalent, the horizontal shear stress permissible on the area of a mortar bed joint is

0.15 MPa

0.125 MPa

0.1 MPa

0.075 MPa

⇒ 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

⇒ 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

⇒ 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

⇒ 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 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

⇒ 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 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

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

Compatible deformations

Equilibrium of forces

Stress strain relations

None of these

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

displacements

force

displacements and forces

none of the above

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

2j - r

j - 2r

3j - r

2j + r

⇒ 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

⇒ 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

⇒ 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

⇒ 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

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

Force method

Displacement method

Stiffness method

Iterative method

⇒ 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

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

roller support

hinged support

fixed support

free end

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

slope

curvature

deflection

bending moment

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

Zero

< 1

> 1

= 1

⇒ The method of moment distribution in structural analysis is

An iterative method

An exact method

An approximate method

None of these

⇒ The thickness of each leaf of a cavity wall shall not be less than

5 cm

7.5 cm

10 cm

15 cm

⇒ Degree of static indeterminacy of a rigid-jointed plane frame having 15 members, 3 reaction components and 14 joints is

2

3

6

8

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

Fixed support

Hinged support

Roller support

Free support