Explore topic-wise InterviewSolutions in .

This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.

1.

The effective height of a wall of actual height H, partially restrained at the bottom and having no lateral support at the top is __________(a) 0.85H(b) 0.75H(c) 1.00H(d) 1.50H

Answer» Correct answer is (d) 1.50H

For explanation I would say: The effective height of a wall of actual height H partially restrained at the bottom and having no lateral support at the top is 1.50H. This is also true if it has no rotational support at the top.
Discussion
2.

In surkhi mortar _________ is used as binding material.(a) Lime(b) Cement(c) Surkhi(d) SandThis question was posed to me in semester exam.My enquiry is from Load Bearing Walls topic in portion Load Bearing Walls of Construction & Building Materials

Answer»

The correct choice is (a) Lime

Easiest explanation: There are various types of mortar AVAILABLE like lime mortar, CEMENT mortar, cement-lime mortar, surkhi mortar, MUD mortar, GAUGED mortar, etc. In surkhi mortar, lime is used as the BINDING material while surkhi is used as the fine aggregate.
Discussion
3.

Cement mortars gain strength _______ while lime mortars gain strength _______(a) Quickly, slowly(b) Slowly, quickly(c) Slowly, slowly(d) Quickly, quicklyThe question was posed to me at a job interview.I would like to ask this question from Load Bearing Walls in chapter Load Bearing Walls of Construction & Building Materials

Answer»

The correct choice is (a) Quickly, slowly

Explanation: Mortar is broadly classified into THREE types – CEMENT mortar, LIME mortar, and cement-lime mortar. Cement mortars gain STRENGTH quickly while lime mortars gain strength slowly. Cement-lime mortar has qualities of both cement and lime mortar. Hence, it has medium strength.
Discussion
4.

The design of non-calculated walls is based on certain regulations and not on calculations.(a) True(b) FalseThe question was asked by my college director while I was bunking the class.The above asked question is from Structural Design of Walls topic in portion Load Bearing Walls of Construction & Building Materials

Answer»

Correct answer is (a) True

To EXPLAIN I would say: Non-calculated WALLS are the non-load BEARING walls which do not CARRY any superimposed loads. They are used as panel walls. The DESIGN of these walls is based on certain regulations and not on any calculations.
Discussion
5.

The effective thickness should be _________ of the sum of actual thicknesses of the two skins of a cavity wall if both the skins have uniform thickness throughout.(a) One-fourth(b) Half(c) Two-thirds(d) One-thirdThe question was posed to me in unit test.My doubt is from Effective Length and Thickness of Wall topic in chapter Load Bearing Walls of Construction & Building Materials

Answer»

The correct answer is (C) TWO-thirds

Explanation: The effective thickness should be two-thirds of the sum of the actual thicknesses of the two skins of a CAVITY WALL. This is applicable only if both the skins or leaves of the cavity wall are of UNIFORM thickness throughout.
Discussion
6.

Effective height of a wall is the function of __________ of the wall.(a) Weight(b) Mass(c) Actual height(d) ThicknessI got this question in examination.I'd like to ask this question from Effective Height of Wall topic in chapter Load Bearing Walls of Construction & Building Materials

Answer»

Correct OPTION is (c) Actual height

Explanation: The effective height of a wall is the FUNCTION of the actual height of the wall which is denoted by H. It is also a function the LATERAL support condition. It is used for COMPUTING the slenderness ratio.
Discussion
7.

A in the figure below represents __________(a) Wall(b) Cross walls(c) Pier(d) ButtressThis question was posed to me in an interview for job.Question is from Load Bearing Walls in chapter Load Bearing Walls of Construction & Building Materials

Answer»

The correct answer is (B) Cross walls

The best explanation: The given FIGURE REPRESENTS cross-walls PROVIDING lateral support to the wall. Therefore, A in the figure represents cross walls.
Discussion
8.

The nominal thickness of one brick wall in case of modular bricks is __________(a) 18 cm(b) 19 cm(c) 20 cm(d) 21 cmI had been asked this question during an interview for a job.My enquiry is from Load Bearing Walls topic in portion Load Bearing Walls of Construction & Building Materials

Answer»

Right option is (c) 20 cm

The BEST explanation: The NOMINAL thickness of ONE brick wall in the case of modular bricks is 20 cm. Nominal thickness INCLUDES the thickness of the mortar while actual thickness doesn’t INCLUDE the thickness of the mortar.
Discussion
9.

Slenderness ratio of a wall does not depend on __________(a) Height of the wall(b) Length of the wall(c) Mass of the wall(d) Thickness of the wallThis question was addressed to me in an interview for job.This question is from Load Bearing Walls topic in section Load Bearing Walls of Construction & Building Materials

Answer»

Right choice is (C) Mass of the wall

Easy explanation: When vertical loads act on a wall, then the strength of the LOAD intensity depends on the slenderness ratio. The slenderness ratio further depends on the length, HEIGHT and THICKNESS of the wall. It also depends upon the support CONDITIONS.
Discussion
10.

Which of the following is not a type of load coming on the wall structures?(a) Dead load(b) Black load(c) Live load(d) Earthquake loadI got this question in an online interview.This question is from Load Bearing Walls topic in chapter Load Bearing Walls of Construction & Building Materials

Answer» RIGHT OPTION is (b) Black load

For explanation: Load-bearing walls are subjected to VARIOUS types of loads. Loads coming on a structure are of the types – LIVE loads, dead loads, snow loads, wind loads and earthquake loads.
Discussion
11.

In a nomogram, the numbers on the lines 7, 8 and 9 indicate ___________(a) Brick thickness(b) Span(c) Length(d) MassI have been asked this question in semester exam.My query is from Structural Design of Walls topic in section Load Bearing Walls of Construction & Building Materials

Answer»

Correct answer is (a) Brick thickness

The explanation is: In a nomogram, lines 7,8 and 9 REPRESENT the thickness of the wall for THREE different SPANS. There are certain numbers written on these lines. These numbers indicate the brick thickness whether the brick is ONE brick thick, one and a half brick thick and so on.
Discussion
12.

There are __________ reference lines in a nomogram.(a) One(b) Two(c) Three(d) FourI had been asked this question in quiz.This intriguing question originated from Structural Design of Walls in chapter Load Bearing Walls of Construction & Building Materials

Answer»

The correct answer is (b) Two

The explanation: In a nomogram, there are two REFERENCE LINES. Starting from the LEFT, line 3 represents the first reference line and line 5 represents the second reference line.
Discussion
13.

Which of the following is not a type of mortar mix?(a) Type M(b) Type S(c) Type P(d) Type NThe question was posed to me in a job interview.I want to ask this question from Load Bearing Walls in division Load Bearing Walls of Construction & Building Materials

Answer»

Right option is (C) TYPE P

The best I can explain: Mortar mix is available in various types viz type M, type S, type N, type O and type K. These are named using the alternate letters of the WORD “MASON WORK” starting from M. They are classified on the basis of the ratios of portland cement, lime, and sand. Out of these, type K mortar is LEAST used.
Discussion
14.

The effective height of a wall is used for computing ________ ratio.(a) Thickness(b) Stress(c) Slenderness(d) Lateral supportI got this question in an interview for job.Enquiry is from Effective Height of Wall topic in portion Load Bearing Walls of Construction & Building Materials

Answer» RIGHT option is (c) Slenderness

To elaborate: The EFFECTIVE height of a wall denoted by H, is used to compute the slenderness ratio. It is the ratio of effective height or effective length, whichever is LESS and the effective THICKNESS of the wall.
Discussion
15.

The anchors provided for timber floors and roofs should be at intervals of less than __________ meters in two-storeyed buildings.(a) One(b) Two(c) Three(d) FourI had been asked this question in semester exam.This key question is from Load Bearing Walls in section Load Bearing Walls of Construction & Building Materials

Answer»

Right choice is (b) TWO

The best explanation: Timber FLOORS and roofs should be anchored by metal anchors. National Building Code of India specifies that the anchors PROVIDED for timber floors and roofs should be at INTERVALS of less than two meters in two-storeyed BUILDINGS.
Discussion
16.

In the formula for calculating the total load supported by a lintel in which total load is given by the expression 0.44 L^2 x t x W /100, W represents _________(a) Unit weight of masonry(b) Total weight of masonry(c) Unit weight of the load(d) Total weight of the loadI got this question during a job interview.This is a very interesting question from Load Bearing Walls in division Load Bearing Walls of Construction & Building Materials

Answer»

The CORRECT answer is (a) Unit WEIGHT of masonry

The explanation: When the load is CONCENTRATED, it is supported by lintels. The total supported by a lintel is given by the expression 0.44 L^2 X t x W /100 where L represents the span of the lintel, t represents the wall thickness and W represents the unit weight of masonry.
Discussion
17.

In a masonry wall, the strength of the mortar should be __________ that of the masonry unit.(a) Lesser than(b) Greater than(c) Equal to(d) Greater than or equal toThe question was asked in an online interview.The question is from Load Bearing Walls topic in portion Load Bearing Walls of Construction & Building Materials

Answer»
Discussion
18.

Coursed stone masonry has __________ joints while ashlar masonry has _________ joints.(a) Thin, thin(b) Thick, thick(c) Thick, thin(d) Thin, thickI got this question in a national level competition.This question is from Load Bearing Walls in chapter Load Bearing Walls of Construction & Building Materials

Answer»

Right choice is (c) Thick, thin

To elaborate: Coursed stone masonry REQUIRES thick joints while ashlar masonry requires thin joints. This is because coursed stone masonry uses stones of IRREGULAR shapes and sizes whereas ashlar masonry uses FINELY dressed stones of proper shapes and sizes.
Discussion
19.

In a cavity wall, the space between the leaves should be filled with a material which is not __________(a) Waterproof(b) Load-bearing(c) Non-load bearing(d) InsulatingThe question was asked in a job interview.My question comes from Types of Walls in section Load Bearing Walls of Construction & Building Materials

Answer»

Right choice is (b) Load-BEARING

The explanation: In a cavity wall, the space between the leaves or the cavity should be filled with a MATERIAL that is highly insulating, WATERPROOF and non-load bearing. This is done in order to increase the EFFECTIVITY of the wall.
Discussion
20.

In cement mortar and lime mortar __________ is used as fine aggregate.(a) Lime(b) Cement(c) Slaked lime(d) SandThe question was asked during an online exam.Enquiry is from Load Bearing Walls in division Load Bearing Walls of Construction & Building Materials

Answer»

Correct choice is (d) SAND

For explanation: Mortar is broadly CLASSIFIED into THREE types – cement mortar, lime mortar, and cement-lime mortar. In cement mortar, cement acts as the binding material and sand is used as fine aggregate. Sand is used as the fine aggregate in lime mortar as WELL where lime acts as the binding material.
Discussion
21.

The pyramids at Giza are plastered with ___________ mortar.(a) Cement(b) Lime(c) Cement-lime(d) MudI have been asked this question in examination.My question comes from Load Bearing Walls in division Load Bearing Walls of Construction & Building Materials

Answer»

The correct option is (b) Lime

To explain: Mortar is BROADLY classified into three TYPES – CEMENT mortar, lime mortar, and cement-lime mortar. Lime mortar is used in the PLASTERING of the PYRAMIDS of Giza. In lime mortar, lime acts as the binding material and sand is used as fine aggregate.
Discussion
22.

Which of the following is not a requirement of a good mortar?(a) Strength(b) High drying shrinkage(c) Low drying shrinkage(d) Water retentivityThe question was posed to me during an online exam.The question is from Load Bearing Walls in division Load Bearing Walls of Construction & Building Materials

Answer»

Correct answer is (B) High drying shrinkage

Easiest explanation: A good mortar is an ESSENTIAL component required for MASONRY. The REQUIREMENTS of a good mortar are strength, low drying shrinkage, and water RETENTIVITY. The strength of the mortar determines the strength of the wall.
Discussion
23.

In the figure of a nomogram given below, line 4 represents ____________(a) Basic stress(b) Span point(c) Height(d) Bearing capacityThis question was addressed to me in a job interview.Question is taken from Structural Design of Walls topic in chapter Load Bearing Walls of Construction & Building Materials

Answer»

Right option is (b) Span POINT

The BEST I can explain: In the nomogram shown above, LINE 4 REPRESENTS the span point. It is a point through which all LINES must pass through in order to arrive at the wall thickness.
Discussion
24.

Which of the following reasons is not responsible for setting up stresses in a wall?(a) Its own weight(b) Weight of superimposed loads(c) Cement(d) Lateral pressureThe question was posed to me during an internship interview.Origin of the question is Load Bearing Walls in portion Load Bearing Walls of Construction & Building Materials

Answer»

Right choice is (c) Cement

For explanation I would say: Stresses are set up in walls by its own weight, by the weight of superimposed LOADS and by lateral PRESSURE. The RESISTANCE to these stresses determines the STRENGTH of a wall. More the resistance more is the strength.
Discussion
25.

Which of the following reasons is not a type of mortar?(a) Cement mortar(b) Lime mortar(c) Lemon mortar(d) Cement-lime mortarThe question was asked in final exam.My question comes from Load Bearing Walls topic in chapter Load Bearing Walls of Construction & Building Materials

Answer» RIGHT option is (c) Lemon mortar

Easy EXPLANATION: A GOOD mortar is an essential component required for masonry. Mortar is broadly classified into THREE TYPES – cement mortar, lime mortar, and cement-lime mortar. Cement-lime mortar has qualities of both cement and lime mortar.
Discussion
26.

Effective thickness is equal to the actual thickness for solid walls.(a) True(b) FalseI had been asked this question in exam.Question is taken from Effective Length and Thickness of Wall in chapter Load Bearing Walls of Construction & Building Materials

Answer»

Right option is (a) True

Explanation: In the CASE of solid or FACED walls, effective thickness is equal to the actual thickness. But if the solid walls are bonded into piers and it is GIVEN that the slenderness ratio is based on the effective height, then effective thickness is calculated by multiplying actual thickness with a constant called stiffening coefficient.
Discussion
27.

Effective height of a wall is the function of the weight of the wall.(a) True(b) FalseThis question was addressed to me by my college director while I was bunking the class.My question is from Effective Height of Wall topic in section Load Bearing Walls of Construction & Building Materials

Answer»

The correct choice is (b) False

Explanation: The effective height of a wall depends on the actual height of the wall and the CONDITIONS of the support. The effective height of a wall is determined by MULTIPLYING the actual height of the wall with the REDUCTION FACTOR which depends on the conditions of the support.
Discussion
28.

___________ masonry gives high basic compressive stress.(a) Rubble(b) Stone(c) Brick(d) AshlarI have been asked this question in quiz.This interesting question is from Load Bearing Walls in portion Load Bearing Walls of Construction & Building Materials

Answer»

Correct option is (d) Ashlar

For explanation: The BASIC compressive stress is dependent on various factors like crushing strength of BRICKS, shape, and size of units, type of MORTAR used, ETC. Ashlar masonry gives high values of basic compressive stress while coursed stone masonry gives LOW values.
Discussion
29.

The actual thickness of one brick wall in case of modular bricks is __________(a) 18 cm(b) 19 cm(c) 20 cm(d) 21 cmThis question was posed to me in unit test.Asked question is from Load Bearing Walls topic in division Load Bearing Walls of Construction & Building Materials

Answer»
Discussion
30.

Stability problem results when slenderness ratio is more than __________(a) 30(b) 40(c) 50(d) 60I got this question during an online exam.This interesting question is from Load Bearing Walls topic in portion Load Bearing Walls of Construction & Building Materials

Answer»

Correct answer is (a) 30

Explanation: The load capacity of a WALL is a stability problem when the SLENDERNESS RATIO is more than 30. It becomes a stress problem when the slenderness ratio is less than 30.
Discussion
31.

The value of the dividing line below the point of intersection on the thickness line gives the value of the thickness of the wall.(a) True(b) FalseI had been asked this question in an online interview.This interesting question is from Structural Design of Walls topic in division Load Bearing Walls of Construction & Building Materials

Answer»

The correct CHOICE is (b) False

The EXPLANATION: The value of the DIVIDING line above the point of intersection on the thickness line GIVES the value of the thickness of the wall. It is represented by the lines 7,8 and 9 in a NOMOGRAM.
Discussion
32.

___________ has presented the results of structural analysis based on calculated masonry method in the form of nomograms.(a) National Building Code of India (SP: 7-2005)(b) Concrete Association of India(c) British Code CP. 3(d) British Code CP. 11The question was asked in unit test.I'd like to ask this question from Structural Design of Walls topic in portion Load Bearing Walls of Construction & Building Materials

Answer»

Right option is (a) National Building Code of India (SP: 7-2005)

Explanation: National Building Code of India (SP: 7-2005) has presented the results of structural ANALYSIS BASED on calculated masonry METHOD in the form of NOMOGRAMS. The nomograms that are given in the Code cover BUILDINGS up to 6 storeys.
Discussion
33.

The effective height of a column is ________ the actual height for the direction when it is not laterally supported.(a) Equal(b) Twice(c) Thrice(d) Four timesI had been asked this question by my school teacher while I was bunking the class.I want to ask this question from Effective Height of Wall in portion Load Bearing Walls of Construction & Building Materials

Answer»

The correct choice is (b) Twice

Best explanation: The EFFECTIVE height of a COLUMN is twice the actual height for the direction it is not laterally supported. HOWEVER, the effective height of a column is EQUAL to the actual height for the direction it is laterally supported.
Discussion
34.

The actual height of the wall represented by H is the height of the wall between the __________ of support.(a) Centers(b) Ends(c) Edges(d) FacesI have been asked this question during an internship interview.My question is taken from Effective Height of Wall in division Load Bearing Walls of Construction & Building Materials

Answer»

The correct ANSWER is (a) CENTERS

The EXPLANATION is: H is the height of the wall which is MEASURED between the centers of support. It is known as the actual height of the wall and is USED to determine the effective height of the wall.
Discussion
35.

A faced wall is that type of load-bearing wall in which facing and backing are made of the same material.(a) True(b) FalseThis question was addressed to me in my homework.The query is from Types of Walls topic in chapter Load Bearing Walls of Construction & Building Materials

Answer»

The correct CHOICE is (b) False

Best explanation: A FACED WALL is a load-bearing wall. In a faced wall, the facing and the backing are made of two DIFFERENT MATERIALS.
Discussion
36.

The nomograms which are used to determine the thickness of the wall contain __________ vertical lines.(a) Three(b) Six(c) Nine(d) TwelveI have been asked this question in examination.My doubt is from Structural Design of Walls topic in portion Load Bearing Walls of Construction & Building Materials

Answer»

Right choice is (c) Nine

Easy explanation: The NOMOGRAMS which are used to determine the thickness of the wall contain nine VERTICAL LINES. These lines are in reference to the National Building Code of India (SP: 7-2005) which COVERS nomograms up to a HEIGHT of 6 storeys.
Discussion
37.

The effective thickness of a __________ column is equal to the actual thickness.(a) Square(b) Rectangular(c) Circular(d) TrapezoidalThe question was posed to me by my college director while I was bunking the class.My question is taken from Effective Length and Thickness of Wall in portion Load Bearing Walls of Construction & Building Materials

Answer»

Correct choice is (b) Rectangular

The best I can EXPLAIN: The effective thickness of a rectangular column is equal to the ACTUAL thickness. The effective thickness for non-rectangular COLUMNS is CALCULATED by MULTIPLYING the thickness of the square column with the moment of inertia.
Discussion
38.

A mortar with good water retentivity readily loses water.(a) True(b) FalseThis question was addressed to me during an internship interview.Question is from Load Bearing Walls in portion Load Bearing Walls of Construction & Building Materials

Answer» CORRECT option is (b) False

Explanation: The requirements of a good mortar are strength, low drying shrinkage, and water retentivity. A mortar with good water retentivity does not lose water readily. High water retentivity provides high resistance to the masonry against rain PENETRATION.
Discussion
39.

It is advisable to use nomograms for determining the design of buildings up to __________ storeys only.(a) 2(b) 3(c) 4(d) 6I got this question in an interview for internship.Question is taken from Structural Design of Walls topic in section Load Bearing Walls of Construction & Building Materials

Answer»
Discussion
40.

Effective height of a masonry wall is calculated using equation h = ρH where ρ represents __________(a) Reduction factor(b) Expansion factor(c) Slenderness ratio(d) Basic compressive stressI had been asked this question in homework.The doubt is from Effective Height of Wall in section Load Bearing Walls of Construction & Building Materials

Answer»

Right OPTION is (a) Reduction factor

The best I can EXPLAIN: Effective height of a masonry WALL is calculated USING equation H = ρH. In this equation, h represents the effective height, H represents the actual height of the wall and ρ represents the reduction factor.
Discussion
41.

The effective height of a wall of actual height H when it is supported by free-standing non-load bearing members is __________(a) 0.85H(b) 0.75H(c) 1.00H(d) 2.00HI had been asked this question during an interview for a job.My question is from Effective Height of Wall topic in division Load Bearing Walls of Construction & Building Materials

Answer»

The correct answer is (d) 2.00H

To ELABORATE: The EFFECTIVE height of a wall of actual height H when it is SUPPORTED by free-standing non-load BEARING members is 2.00H. Non-load bearing members are those which can carry their own weight only. They do not carry any superimposed LOADS.
Discussion
42.

The load-bearing capacity of a wall is dependent on the _________ of the lateral supports.(a) Size(b) Spacing(c) Material(d) MassI have been asked this question in a national level competition.My question is based upon Load Bearing Walls in portion Load Bearing Walls of Construction & Building Materials

Answer»

The CORRECT option is (b) Spacing

Easy explanation: Load-bearing WALLS are subjected to various types of loads. A wall can be laterally supported at both horizontal and VERTICAL intervals. The load-bearing capacity of a wall is dependent on the spacing of lateral supports. It ALSO depends on its EFFECTIVENESS.
Discussion
43.

A curtain wall carries ___________(a) Only vertical loads(b) Only lateral loads(c) Both vertical and lateral loads(d) Their own weight onlyThe question was posed to me during an internship interview.My enquiry is from Types of Walls in portion Load Bearing Walls of Construction & Building Materials

Answer» RIGHT option is (b) Only LATERAL loads

Explanation: A curtain WALL is defined as that type of wall which carries no vertical loads but is subjected to lateral loads. HENCE, a curtain wall is also known as a self-supporting wall.
Discussion
44.

Load-bearing walls are defined as those walls which carry their own weight only whereas non-load bearing walls are defined as those walls which can carry superimposed loads in addition to their own weight.(a) True(b) FalseI have been asked this question in an online interview.Query is from Types of Walls topic in chapter Load Bearing Walls of Construction & Building Materials

Answer»

Right CHOICE is (b) False

For explanation I would say: There are basically two types of WALLS – load-bearing walls and non-load bearing walls. Load-bearing walls are those which can support and carry SUPERIMPOSED LOADS in addition to their own weight whereas non-load bearing walls are those which can carry and support their own weight only.
Discussion
45.

A separating wall is defined as a wall that separates _________ residencies within the _________ building.(a) Same, same(b) Same, different(c) Different, different(d) Different, sameThe question was posed to me by my school principal while I was bunking the class.My question comes from Types of Walls topic in portion Load Bearing Walls of Construction & Building Materials

Answer»

Right choice is (d) Different, same

For explanation I would say: A separating WALL is defined as that type of wall which is constructed in order to SEPARATE different RESIDENCIES WITHIN the same building. They are fire-resistant and also provide SOUND insulation.
Discussion
46.

A __________ is a wall which separates adjacent buildings belonging to different persons.(a) Party(b) Separating(c) Cavity(d) PartitionI got this question in semester exam.The query is from Types of Walls in section Load Bearing Walls of Construction & Building Materials

Answer»

The CORRECT choice is (a) Party

Easiest EXPLANATION: A party wall is DEFINED as a wall that is constructed in order to separate ADJACENT buildings that belong to different owners. A party wall can be either load-BEARING or non-load bearing.
Discussion
47.

Reduction factor (ρ) for walls partially restrained at the top and bottom is __________(a) 0.60(b) 0.75(c) 0.80(d) 0.85This question was posed to me by my school teacher while I was bunking the class.I'm obligated to ask this question of Effective Height of Wall in division Load Bearing Walls of Construction & Building Materials

Answer»

The correct choice is (b) 0.75

Best explanation: The equation h = ρH is used for calculating the effective HEIGHT of a wall. Reduction FACTOR (ρ) for WALLS partially RESTRAINED at the top and bottom is 0.75.
Discussion
48.

Type M of mortar has __________ parts of Portland __________ part of lime and _________ parts of sand.(a) 3,1,9(b) 3,1,12(c) 2,1,9(d) 1,3,12I had been asked this question in a job interview.Enquiry is from Load Bearing Walls topic in chapter Load Bearing Walls of Construction & Building Materials

Answer» RIGHT CHOICE is (b) 3,1,12

For explanation I would say: Mortar mix is available in various types VIZ TYPE M, type S, type N, type O and type K. They are classified on the basis of the ratios of portland CEMENT, lime, and sand. Type M consists of 3 parts of Portland, 1 part of lime and 12 parts of sand. It is the strongest type of mortar while type K is the least used mortar.
Discussion
49.

The design of calculated walls is determined using the method called as ________(a) Calculated method(b) Calculated masonry method(c) Numerical method(d) Analytical methodThis question was addressed to me in unit test.The above asked question is from Structural Design of Walls topic in portion Load Bearing Walls of Construction & Building Materials

Answer»

Right option is (b) Calculated masonry method

Easiest explanation: The design of calculated walls is based on calculations and not on rules. It is determined by the calculated masonry method. This method can be APPLIED in TWO ways – design by the use of NOMOGRAMS and design by STRUCTURAL analysis.
Discussion
50.

Line 1, starting from left, in the nomogram represents ___________(a) Basic stress(b) Storeys(c) Span point(d) ThicknessI had been asked this question during a job interview.This interesting question is from Structural Design of Walls topic in division Load Bearing Walls of Construction & Building Materials

Answer»

Correct choice is (a) Basic stress

For EXPLANATION: There are 9 vertical lines in a nomogram. Line 1 in the nomogram represents basic stress starting from left. Basic stress of masonry DEPENDS on the strength of masonry UNITS and the type of MORTAR used.
Discussion