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1.

Identify the type of Joint in stone masonry.(a) Saddle joint(b) Table joint(c) Butt joint(d) Rebated joint

Answer» The correct option is (a) Saddle joint

Easiest explanation: In Saddle or water joint, the stone is rounded off as shown in the given figure. This type of joint is provided to protect the joints of the cornice and such other weathered surfaces. The saddle is generally bevelled backword from the front edge so as to make it inconspicuous.
Discussion
2.

With the help of __________ arrangement, any water moving on the way that surface is diverted from the joints.(a) Saddle joint(b) Rebated joint(c) Table joint(d) Grooved joint

Answer» The correct answer is (a) Saddle joint

The explanation: In Water joint or Saddle joint, the stone is rounded off. The saddle is generally bevelled back word from the front edge so as to make it inconspicuous. This type of joint is provided to protect the joints of the cornice and such other weathered surfaces.
Discussion
3.

Identify the type of joint in stone masonry.(a) Butt joint(b) Joggle joint(c) Table joint(d) Cramped joint

Answer» Correct option is (b) Joggle joint

To explain: In Tongued and grooved joint, a projection is kept on one stone and corresponding sinking is provided in the other side as shown in above figure. This arrangement prevents the sliding of one stone over the other. This joint is also known as a Joggle joint and is rarely used as it involves a great deal of labour and thus becomes expensive.
Discussion
4.

Identify the tool used in stone masonry.(a) Crow pick(b) Scabblig pick(c) Ordinary pick(d) Serrate pick

Answer» The correct option is (a) Crow pick

For explanation: A Crow pick is used to dress roughly and to split the stones in the quarry. The ordinary pick, serrated pick and scabbling pick have same function as that of crow bar.
Discussion
5.

Some stones, has obtained from the quarry, possess a smooth surface and hence such a stone surface is termed as the __________(a) Scabbling finish(b) Self-faced finish(c) Axed finish(d) Punched finish

Answer» The correct choice is (b) Self-faced finish

Best explanation: Self-faced or Rock-faced or Quarry-faced finished stones can be directly placed on the work from the quarry. Whereas, in Scabbling finish, the irregular projections are removed by a scabbling hammer and in this way the stones are roughly dressed.
Discussion
6.

Identify the given type of joint in stone masonry.(a) Rusticated joint(b) Cramped joint(c) Plugged joint(d) Butt joint

Answer» Correct answer is (b) Cramped joint

The best explanation: In Cramped joint, the cramps are used instead of dowels. The cramps are the pieces of non corrosive metal such as gunmetal, copper, etc. and their ends are turned down to a depth of about 40 mm to 50 mm. The length, width and thickness of the cramps vary from 200 mm to 300 mm, 25 mm to 15 mm and 5 mm to 10 mm respectively.
Discussion
7.

_______ is a sedimentary rock with specific gravity varies from 2.65 to 2.95 and compressive strength is 64 Newton per mm square.(a) Limestone(b) Sandstone(c) Laterite(d) Kankar

Answer» The correct option is (b) Sandstone

For explanation: Sandstone consists of quartz and other minerals. It is easy to work and dress and also available in different colours. Its weight is about 20 to 22 kN per metre cube. It is used in steps, facing work, flooring, ornamental carving, etc.
Discussion
8.

Identify the dressing finish of stone surface.(a) Vermiculated finish(b) Reticulated finish(c) Boasted finish(d) Rubbed finish

Answer» Correct answer is (c) Boasted finish

To explain: In Boasted finish, the Boaster is used to make non continuous parallel marks on the stone surface. The marks maybe horizontal, vertical or inclined. A Boaster is a chisel having an edge of width about 60 mm.
Discussion
9.

Identify the given figure below.(a) Queen closer(b) Bevelled closer(c) Mitred closer(d) King closer

Answer» Correct choice is (d) King closer

Explanation: King closer is obtained by cutting a triangular portion of the bricks such that half a header and half a stretcher are obtained on the adjoining cut faces. A king closer is used near door and window opening to get a satisfactory arrangement of the mortar joints.
Discussion
10.

The horizontal stones provided at the top of openings of Doors, Windows, etc. are known as the _______(a) Reveals(b) Heads(c) Springer(d) Sill

Answer» Right option is (b) Heads

The explanation is: In case of Heads or Lintels, a bearing of 150 mm to 200 mm should be given on either side of the opening. Whereas, the exposed vertical surface at right angles to the door or Window frames are known as the Reveals.
Discussion
11.

________ is a metamorphic rock which is hard, brother, crystalline and compact in nature.(a) Quartzite(b) Sandstone(c) Slate(d) Kankar

Answer» Right option is (a) Quartzite

Best explanation: Quartzite is hard and hence it is difficult to walk and dress. It is used in retaining walls, Road metals, concrete aggregate, pitching, rubble masonry, facing of buildings, etc. It is mostly found in Bengal, Himachal Pradesh, Uttar Pradesh, Gujarat, Punjab and Rajasthan.
Discussion
12.

________ is a decomposed laterite which is deep brown or red in colour.(a) Quartzite(b) Murum(c) Slate(d) Sandstone

Answer» Right option is (b) Murum

To explain: Murum is a metamorphic rock. It is used in blindage from metal roads, for fancy paths and garden walls. It is mostly found in Bihar, Orissa, Mysore, Kerala, Andhra Pradesh and Madras.
Discussion
13.

Identify the type of stone masonry.(a) Ashlar Chamfered masonry(b) Ashlar fine masonry(c) Ashlar facing masonry(d) Ashlar bond masonry

Answer» Right answer is (a) Ashlar Chamfered masonry

For explanation I would say: Ashlar Chamfered masonry is special form of Rock faced ashlar masonry in which the strip provided around the perimeter of the exposed face is chamfered or bevelled at an angle of 45° by means of a chisel to a depth of 25 mm. Due to this, a groove is formed in between adjacent blocks of stone.
Discussion
14.

________ type of right angle junction forms the shape of the English letter T in plan.(a) Tee-junction(b) Cross-junction(c) Squint junction(d) Brick junction

Answer» Correct option is (a) Tee-junction

To explain I would say: In Tee-junction, alternate courses of tee junction between one brick external wall and half brick internal wall, both the walls being constructed in English bond. One of the courses of the internal wall enters the stretcher course of the main wall, creating a lap of half brick.
Discussion
15.

In _______ type of construction, the stones of irregular sizes are used.(a) Rubble masonry(b) Ashlar masonry(c) Brick masonry(d) Granite masonry

Answer» Right answer is (a) Rubble masonry

For explanation I would say: In Rubble masonry, the stones, as obtained from quarry, are taken in use in the same form or they are broken and shaped in suitable sizes by means of hammer as the work proceeds. The strength of rubble masonry mainly depends on the quality of mortar and the use of long through Stone at frequent intervals.
Discussion
16.

Identify the tool used in stone masonry.(a) Drag(b) Hand saw(c) Frame saw(d) Cross cut saw

Answer» The correct answer is (b) Hand saw

Explanation: The Hand saw is used to cut the soft stone. Whereas, frame saw is used to cut the large blocks of stone.
Discussion
17.

________ type of right angle junction forms the shape of the English letter T in plan.(a) Tee-junction(b) Cross-junction(c) Squint junction(d) Brick junctionI had been asked this question in exam.My question is based upon Brick Masonry topic in chapter Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct option is (a) Tee-junction

To EXPLAIN I WOULD say: In Tee-junction, alternate courses of tee junction between one BRICK EXTERNAL wall and half brick internal wall, both the walls being constructed in English bond. One of the courses of the internal wall enters the stretcher course of the main wall, creating a lap of half brick.
Discussion
18.

In ________ type of bond, a header course place after several Stretcher courses.(a) Header bond(b) Stretcher bond(c) Flemish bond(d) Facing bondThe question was posed to me in quiz.I'm obligated to ask this question of Bonds in Brickwork topic in division Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct option is (d) FACING bond

Easy explanation: If the facing and BACKING bricks vary in size and shape, the facing bond is adopted. The least common multiple of the THICKNESS of facing and backing bricks decides the DISTANCE between the SUCCESSIVE header courses. If the facing bricks are expensive and if it is desired to economise, the facing bond is adopted.
Discussion
19.

Identify the dressing finish of stone surface.(a) Reticulated finish(b) Vermiculated finish(c) Boasted finish(d) Plain finishThis question was posed to me in unit test.I'd like to ask this question from Dressing of Stone Surfaces topic in portion Stone and Brick Masonry of Construction & Building Materials

Answer»

The correct option is (a) Reticulated finish

For explanation: Reticulated finish represents a NEAT appearance. A margin, about 20 mm wide, is marked on the EDGES of the stone and irregular sinking are MADE on the enclosed space.A pointed tool is USED to put the marks on the sunk SURFACE so as to present a pock-marked appearance.
Discussion
20.

In ______ rubble masonry the stones used are flints which are irregularly shaped nodules of silica.(a) Flint rubble masonry(b) Dry rubble masonry(c) Polygon rubble masonry(d) Random rubble masonryI got this question during a job interview.Enquiry is from Classification of Stone Masonry topic in chapter Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct answer is (a) Flint rubble masonry

The best explanation: In Flint rubble masonry, the width and thickness vary from 80 mm to 150 mm and the length VARIES from 150 mm to 300 mm. The stones are extremely hard. But they are BRITTLE and THEREFORE they break EASILY. This type of masonry is used at places where the Flints are available readily and ECONOMICALLY.
Discussion
21.

Identify the figure given below.(a) Bullnose(b) Bevelled bat(c) Bevelled closer(d) PerpendsI got this question in semester exam.Enquiry is from Terms Used in Brick Masonry in portion Stone and Brick Masonry of Construction & Building Materials

Answer» CORRECT answer is (a) Bullnose

Easy explanation: A brick MOULDED with ROUNDED angle is termed as a Bullnose and it is used for rounded Quoin. A connection that is FORMED when a wall takes a turn is known as a Quion. The centre of the curved portion is situated on the long centre line of the brick.
Discussion
22.

Identify the figure given below.(a) King closer(b) Bevelled closer(c) Half bat(d) PerpendsThis question was posed to me in quiz.I'd like to ask this question from Terms Used in Brick Masonry topic in chapter Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct answer is (b) Bevelled CLOSER

Easy explanation: The Bevelled closer is OBTAINED by cutting a triangular PORTION of half the widthl but of full length. A bevelled closer appears as a closer on one face and as a HEADER on the other face. It is used for the splayed BRICKWORK.
Discussion
23.

Identify the dressing finish of stone surface.(a) Dragged finish(b) Sunk finish(c) Circular finish(d) Tooled finishI have been asked this question in quiz.My question is from Dressing of Stone Surfaces in section Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct option is (d) TOOLED finish

For explanation: In Tooled finish, the stone surface is finished by means of a CHISEL and parallel continuous mark, EITHER horizontal or vertical on inclined, are LEFT on the surface.
Discussion
24.

The projecting course from an arch or Window head is known as a _____(a) Apex(b) Skew Corbel(c) Kneeler(d) LabelI have been asked this question during a job interview.This is a very interesting question from Terms Used in Stone Masonry topic in division Stone and Brick Masonry of Construction & Building Materials

Answer»

The correct option is (d) Label

The explanation is: Label is usually MOULDED and is sometimes known as a drip stone. Whereas, the coping PROVIDED at the SUMMIT of a gable wall is known as an APEX or Summit stone.
Discussion
25.

In _________ type of construction, the square or rectangular blocks of stones are used.(a) Brick masonry(b) Rubble masonry(c) Rock Masonry(d) Ashlar masonryI had been asked this question in final exam.I would like to ask this question from Classification of Stone Masonry topic in portion Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct answer is (d) Ashlar masonry

For explanation: In Ashlar masonry, the height of stone various from 250 mm to 300 mm. The length of stone should not exceed 3 TIMES the height and the DEPTH into the WALL should be at LEAST equal to HALF the height.
Discussion
26.

Identify the type of Joint in stone masonry.(a) Saddle joint(b) Table joint(c) Butt joint(d) Rebated jointI had been asked this question during a job interview.This intriguing question originated from Joints in Stone Masonry in chapter Stone and Brick Masonry of Construction & Building Materials

Answer»

The correct option is (a) Saddle joint

Easiest explanation: In Saddle or water joint, the stone is rounded off as shown in the given figure. This TYPE of joint is provided to protect the joints of the cornice and such other WEATHERED surfaces. The saddle is generally bevelled backword from the front edge so as to MAKE it inconspicuous.
Discussion
27.

A connection between a main wall and partition wall is termed as __________(a) Bond(b) Joint(c) Junction(d) BedThe question was asked during an interview for a job.My enquiry is from Brick Masonry topic in section Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct choice is (c) Junction

Explanation: In a Junction, the header COURSE of the cross wall will ENTER the stretcher course of the main wall and the ALTERNATE course of the cross wall are simply abutting the main wall. Injunction is CLASSIFIED into two CATEGORIES – right angled junction and squint Junction.
Discussion
28.

A ________ is formed when two walls meet each other at an angle other than a right angle without making a quoin.(a) Cross-junction(b) Squint junction(c) Quoin(d) IntersectionI have been asked this question in exam.My question comes from Brick Masonry in chapter Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct answer is (b) Squint junction

Easiest explanation: Squint junction may be in the English BOND and Flemish Bond. The Squint junction is however not COMMON in brickwork and it is rarely ADOPTED because great difficulties experience in accurately forming it in practice.
Discussion
29.

__________ is a modified form of English bond and by this bond, the corner of the walls is strengthened.(a) Dutch bond(b) Brick-on-edge bond(c) Facing bond(d) Flemish bondI have been asked this question in an interview for internship.Enquiry is from Bonds in Brickwork topic in portion Stone and Brick Masonry of Construction & Building Materials

Answer»

Right option is (a) Dutch bond

To ELABORATE: InDutch bond, the alternate courses are of headers and stretchers, the QUOIN of a stretcher course is a three quarter but and a HEADER is INTRODUCED next to the three quarter BAT in every alternate stretcher course.
Discussion
30.

Identify the dressing of stone surface.(a) Furrowed finish(b) Reticulated finish(c) Vermiculated finish(d) Droved finishThe question was posed to me in class test.My question comes from Dressing of Stone Surfaces topic in chapter Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct option is (a) Furrowed finish

To EXPLAIN I would say: In Furrowed finish, a margin of about 20 mm width, is sunk on all the edges of the stone and the central position is made to project about 15 mm. A number of VERTICAL or horizontal grooves about 10 mm wide are FORMED in this projected position. This finish is generally ADOPTED to make the quoins prominent.
Discussion
31.

Identify the tool used in stone masonry.(a) Claw chisel(b) Wood handled chisel(c) Tooth chisel(d) JumperI had been asked this question by my school teacher while I was bunking the class.This key question is from Tools Used in Stone Masonry topic in division Stone and Brick Masonry of Construction & Building Materials

Answer»

The correct ANSWER is (b) Wood handled chisel

Explanation: Wood handled chisel is USED to DRESS the soft stones. WHEREAS claw chisel and TOOTH chisel are used to dress the hard stones.
Discussion
32.

Identify the tool used in stone masonry.(a) Line and pins(b) Dummy(c) Plumb rule and Bob(d) SquareI had been asked this question by my college professor while I was bunking the class.I want to ask this question from Tools Used in Stone Masonry in chapter Stone and Brick Masonry of Construction & Building Materials

Answer» RIGHT CHOICE is (C) Plumb rule and BOB

Easy explanation: The plumb rule and Bob is used to check the verticality of the work. Whereas, dummy are used similar to MALLET but used for carving work.
Discussion
33.

__________ is a metamorphic rock with specific gravity about 2.89 and compressive strength varies from 75 to 207 Newton per mm square.(a) Quartzite(b) Murum(c) Marble(d) SlateI had been asked this question in an online interview.This interesting question is from Common Building Stones of India topic in division Stone and Brick Masonry of Construction & Building Materials

Answer» CORRECT option is (d) Slate

The explanation is: Slate is non-absorbent, mostly in black colour and splits along natural BEDDING PLANES. It is used in damp PROOF courses, roofing WORK, sills, etc. Mostly found in Uttar Pradesh, Madhya Pradesh, Bihar, Madras and Mysore.
Discussion
34.

The term ________ is sometimes used to denote the wearing of stone surfaces by the action of the weather.(a) Weathering(b) Throating(c) Corbel(d) SillThe question was asked in final exam.Question is taken from Terms Used in Stone Masonry in chapter Stone and Brick Masonry of Construction & Building Materials

Answer» RIGHT answer is (a) Weathering

Best explanation: The upper surface of stones used for sill, cornice and COPING is dressed in a sloping way so that the WATER may flow off EASILY. This is termed as the Weathering.
Discussion
35.

A __________ is a course of stone which is laid at the top wall so as to protect the wall from rain water.(a) Course(b) Cornice(c) Corbel(d) CopingI had been asked this question during an interview.I want to ask this question from Terms Used in Stone Masonry topic in section Stone and Brick Masonry of Construction & Building Materials

Answer»

Right choice is (d) COPING

To explain: The course of coping is generally provided at the top of a compound WALL or a parapet wall and it is suitably weathered and throated. SOMETIMES the term Coping is USED to refer a cutting of the stone by means of feathers, PLUGS and wedges.
Discussion
36.

Identify the tool used in stone masonry.(a) Square(b) Jumper(c) Drag(d) GadI have been asked this question during an online exam.Asked question is from Tools Used in Stone Masonry topic in section Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct CHOICE is (a) Square

The EXPLANATION is: A square is used to set the RIGHT ANGLES. Whereas, Jumper is used to bore HOLES for blasting purpose in a quarry.
Discussion
37.

Identify the type of stone masonry.(a) Ashlar facing masonry(b) Ashlar fine masonry(c) Ashlar Chamfered masonry(d) Ashlar block masonryThis question was addressed to me in quiz.My doubt stems from Classification of Stone Masonry in division Stone and Brick Masonry of Construction & Building Materials

Answer»

The correct choice is (b) Ashlar fine masonry

Explanation: In Ashlar fine masonry, the beds, sides and faces are finely CHISELED dressed. The stones are ARRANGED in proper Bond and the thickness of MORTAR JOINT does not exceed 3 mm. This type of construction gives perfectly SMOOTH appearance, but it is costly in construction.
Discussion
38.

The projecting course at ground floor level is known as _______(a) Throating(b) Plinth(c) Coping(d) WeatheringThe question was posed to me by my school teacher while I was bunking the class.I want to ask this question from Terms Used in Stone Masonry topic in chapter Stone and Brick Masonry of Construction & Building Materials

Answer»

Right answer is (b) Plinth

For explanation I would SAY: Plinth is also used to indicate the height of the ground floor level from ground level. The Plinth course protects the interior of a building from rain, water, frost, ETC. It is sometimes moulded and give an ornamental TREATMENT.
Discussion
39.

________ consist of carbonate of lime with specific gravity varies from 2 to 2.75 and compressive strength is 54 Newton per mm square.(a) Sandstone(b) Marble(c) Limestone(d) SlateI got this question in an interview for internship.I need to ask this question from Common Building Stones of India in section Stone and Brick Masonry of Construction & Building Materials

Answer»

Right choice is (c) Limestone

Easy EXPLANATION: Limestone is used in FLOORS, STEPS, walls, ROAD metal, manufacturing of lime in BLAST furnace, etc. It is mostly found in Maharashtra, Rajasthan, Punjab, Gujarat, Madhya Pradesh and Uttar Pradesh.
Discussion
40.

In _______ type of bond, the brakes are laid on edge instead of bed.(a) English cross bond(b) Brick on-edge bond(c) Raking bond(d) Dutch bondI got this question during an online interview.My question is taken from Bonds in Brickwork topic in chapter Stone and Brick Masonry of Construction & Building Materials

Answer»

Right answer is (b) BRICK on-edge bond

The explanation is: Brick-on-edge bond is ECONOMICAL and as it consumes less number of bricks and less quantity of MORTAR. It has however not strong and hence easily is used for the construction of Garden walls, compound walls, partition walls, etc.
Discussion
41.

The finished surface obtained from the moulded stones are known as ________(a) Circular finish(b) Polished finish(c) Moulded finish(d) Rubbed finishThis question was addressed to me in final exam.My question is from Dressing of Stone Surfaces in section Stone and Brick Masonry of Construction & Building Materials

Answer»

Right choice is (c) Moulded finish

Easy EXPLANATION: The surface of the stone can be moulded in any desired SHAPE so as to improve the appearance of the WORK. The mouldings can be made either by HAND or MACHINE.
Discussion
42.

With the help of __________ arrangement, any water moving on the way that surface is diverted from the joints.(a) Saddle joint(b) Rebated joint(c) Table joint(d) Grooved jointThis question was posed to me during a job interview.The question is from Joints in Stone Masonry topic in portion Stone and Brick Masonry of Construction & Building Materials

Answer»

The CORRECT answer is (a) Saddle joint

The explanation: In WATER joint or Saddle joint, the STONE is rounded off. The saddle is generally bevelled back word from the front EDGE so as to make it INCONSPICUOUS. This type of joint is provided to protect the joints of the cornice and such other weathered surfaces.
Discussion
43.

Identify the given figure below.(a) Tie junction(b) Right angled junction(c) Square quoin(d) Squint junctionI have been asked this question in exam.I would like to ask this question from Brick Masonry topic in section Stone and Brick Masonry of Construction & Building Materials

Answer»

Right OPTION is (d) SQUINT junction

The best explanation: Above GIVEN figure SHOWS the plan of alternate courses of a Squint junction between one brick WALL and one & half brick wall, both the walls being constructed in the English bond. The angle between the bond is 45°.
Discussion
44.

Identify the tool used in stone masonry.(a) Crow pick(b) Scabblig pick(c) Ordinary pick(d) Serrate pickThe question was asked during an interview.My question is from Tools Used in Stone Masonry topic in chapter Stone and Brick Masonry of Construction & Building Materials

Answer»

The correct option is (a) Crow PICK

For EXPLANATION: A Crow pick is USED to dress roughly and to SPLIT the stones in the quarry. The ordinary pick, serrated pick and scabbling pick have same function as that of crow bar.
Discussion
45.

In ________ joint, a hole is cut into each stone and loose dowels l, which are small pieces of hard stone, Slate, gunmetal, brass, bronze or copper, are inserted and secured with the cement.(a) Cramped joint(b) Plugged joint(c) Dowelled joint(d) Table jointThis question was addressed to me in a national level competition.I want to ask this question from Joints in Stone Masonry in chapter Stone and Brick Masonry of Construction & Building Materials

Answer»
Discussion
46.

Identify the dressing finish of stone surface.(a) Vermiculated finish(b) Reticulated finish(c) Boasted finish(d) Rubbed finishI have been asked this question in an online quiz.Question is from Dressing of Stone Surfaces in chapter Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct answer is (c) Boasted finish

To explain: In Boasted finish, the Boaster is used to make NON continuous parallel MARKS on the stone surface. The marks maybe horizontal, vertical or inclined. A Boaster is a chisel having an edge of width about 60 MM.
Discussion
47.

Identify the type of stone masonry.(a) Dry rubble masonry(b) Random rubble masonry(c) Polygon rubble masonry(d) Flint rubble masonryThe question was asked during an internship interview.The query is from Classification of Stone Masonry in division Stone and Brick Masonry of Construction & Building Materials

Answer»

The correct answer is (b) Random rubble masonry

To explain I would say: Random rubble masonry is the roughest and CHEAPEST form of stone WALLING. In this TYPE of masonry, the stone used are of widely different SIZES. Larger stones are selected for quoins and Jambs to give increased strength and better appearance.
Discussion
48.

Identify the given figure below.(a) Queen closer(b) Bevelled closer(c) Mitred closer(d) King closerThe question was posed to me in class test.My question is from Terms Used in Brick Masonry in division Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct choice is (d) King closer

Explanation: King closer is obtained by CUTTING a triangular PORTION of the bricks such that half a header and half a stretcher are obtained on the ADJOINING cut faces. A king closer is used near door and WINDOW opening to get a satisfactory arrangement of the mortar JOINTS.
Discussion
49.

Identify the type of joint in stone masonry.(a) Butt joint(b) Joggle joint(c) Table joint(d) Cramped jointI had been asked this question in an online quiz.My question is based upon Joints in Stone Masonry topic in portion Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct option is (b) Joggle joint

To EXPLAIN: In Tongued and grooved joint, a PROJECTION is KEPT on one stone and corresponding sinking is provided in the other SIDE as shown in above figure. This arrangement prevents the sliding of one stone over the other. This joint is also known as a Joggle joint and is rarely used as it involves a great DEAL of labour and thus becomes expensive.
Discussion
50.

_________ is a metamorphic rock with specific gravity about 2.65 and compressive strength is 71 Newton per mm square.(a) Marble(b) Quartz(c) Laterite(d) SlateThis question was addressed to me in an online interview.This key question is from Common Building Stones of India in portion Stone and Brick Masonry of Construction & Building Materials

Answer»

Correct choice is (a) MARBLE

To explain I would SAY: Marble can take good polish and AVAILABLE in different colours. It is used in flooring, facing work, ORNAMENTAL work, etc. It can easily be sawn and carved. It is mostly FOUND in Rajasthan, Andhra Pradesh, Mysore, Madhya Pradesh and Uttar Pradesh.
Discussion