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Test: Building Material & Construction - 2 - Civil Engineering (CE) MCQ


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25 Questions MCQ Test Civil Engineering SSC JE (Technical) - Test: Building Material & Construction - 2

Test: Building Material & Construction - 2 for Civil Engineering (CE) 2024 is part of Civil Engineering SSC JE (Technical) preparation. The Test: Building Material & Construction - 2 questions and answers have been prepared according to the Civil Engineering (CE) exam syllabus.The Test: Building Material & Construction - 2 MCQs are made for Civil Engineering (CE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Building Material & Construction - 2 below.
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Test: Building Material & Construction - 2 - Question 1

Good quality stones must

Detailed Solution for Test: Building Material & Construction - 2 - Question 1

Good quality stones must possess durability, be free from clay, and resist the action of acids. This ensures that the stone can withstand various weather conditions and maintain its structural integrity over time.

Test: Building Material & Construction - 2 - Question 2

A good quality stone absorbs water less than

Detailed Solution for Test: Building Material & Construction - 2 - Question 2

A good quality stone should absorb water less than 5%. This is because a stone with low water absorption is less prone to cracking, discoloration, and other forms of damage caused by water infiltration.

Test: Building Material & Construction - 2 - Question 3

A stone is rejected if it absorbs water more than

Detailed Solution for Test: Building Material & Construction - 2 - Question 3

A stone is rejected if it absorbs water more than 10%. High water absorption can lead to the weakening of the stone, making it less durable and more susceptible to damage over time.

Test: Building Material & Construction - 2 - Question 4

Stones used for ornamental work must be

Detailed Solution for Test: Building Material & Construction - 2 - Question 4

Stones used for ornamental work must be soft. Soft stones are easier to carve and shape into intricate designs, making them ideal for decorative purposes.

Test: Building Material & Construction - 2 - Question 5

The presence of original rounded surface on the manufactured piece of timber, is called

Detailed Solution for Test: Building Material & Construction - 2 - Question 5

The presence of the original rounded surface on the manufactured piece of timber is called wane. Wane occurs when the outer surface of the log is still present on the finished piece of wood.

Test: Building Material & Construction - 2 - Question 6

Stones used for the construction of retaining walls must be

Detailed Solution for Test: Building Material & Construction - 2 - Question 6

Stones used for the construction of retaining walls must be heavy. Heavy stones provide the necessary stability and strength to support the weight of the soil being retained.

Test: Building Material & Construction - 2 - Question 7

In stone masonry, stones (stratified rocks) are so placed that the direction of pressure to the plane of bedding is

Detailed Solution for Test: Building Material & Construction - 2 - Question 7

In stone masonry, stones (stratified rocks) are placed so that the direction of pressure to the plane of bedding is at right angles. This placement ensures that the stones can effectively distribute and withstand the pressure.

Test: Building Material & Construction - 2 - Question 8

In stone masonry, if stones are so placed that their layers are parallel to the direction of load, they

Detailed Solution for Test: Building Material & Construction - 2 - Question 8

In stone masonry, if stones are placed so that their layers are parallel to the direction of load, they are more likely to split easily and be affected by moisture. This can weaken the overall structure and reduce its longevity.

Test: Building Material & Construction - 2 - Question 9

In arches, stratified stones are placed so that their lanes are

Detailed Solution for Test: Building Material & Construction - 2 - Question 9

In arches, stratified stones are placed so that their lanes are radial. This arrangement allows the stones to effectively distribute and support the load in the arch.

Test: Building Material & Construction - 2 - Question 10

The tendency of a stone is, to split along

Detailed Solution for Test: Building Material & Construction - 2 - Question 10

The tendency of a stone is to split along its cleavage. Cleavage refers to the natural planes of weakness within the stone, which makes it more likely to break along those lines.

Test: Building Material & Construction - 2 - Question 11

The standard size of masonry bricks, is

Detailed Solution for Test: Building Material & Construction - 2 - Question 11

The standard size of masonry bricks is 19 cm x 9 cm x 9 cm. This size allows for consistent and efficient construction of brick structures.

Test: Building Material & Construction - 2 - Question 12

Modular bricks are of nominal size 20 * 10 * 10 cm and 20% of the volume is lost in mortar between joints. Then what is the number of modular bricks required per cubic meter of brickwork ?

Detailed Solution for Test: Building Material & Construction - 2 - Question 12

Considering the volume lost in mortar between joints, 470 modular bricks are required per cubic meter of brickwork. This takes into account the nominal size of the bricks and the volume lost due to mortar.

Test: Building Material & Construction - 2 - Question 13

The term frog means

Detailed Solution for Test: Building Material & Construction - 2 - Question 13

The term frog refers to a depression on the face of a brick. Frogs are used to create a better bond between the bricks and the mortar, improving the overall strength of the brick structure.

Test: Building Material & Construction - 2 - Question 14

The frog of a brick is normally made on its

Detailed Solution for Test: Building Material & Construction - 2 - Question 14

The frog of a brick is normally made on its top face. This allows the mortar to fully fill the frog when the next brick is placed on top, creating a strong bond between the bricks.

Test: Building Material & Construction - 2 - Question 15

The size of mould for brick is generally kept

Detailed Solution for Test: Building Material & Construction - 2 - Question 15

The size of the mould for brick is generally kept a little larger than the specified size. This is because bricks shrink as they dry, so a slightly larger mould ensures that the finished brick meets the desired dimensions.

Test: Building Material & Construction - 2 - Question 16

For one cubic metre of brick masonry, number of bricks required, is

Detailed Solution for Test: Building Material & Construction - 2 - Question 16

For one cubic meter of brick masonry, 500 bricks are required. This takes into account the standard size of masonry bricks and the space needed for mortar.

Test: Building Material & Construction - 2 - Question 17

The minimum compressive strength of Ist class bricks should be

Detailed Solution for Test: Building Material & Construction - 2 - Question 17

The minimum compressive strength of 1st class bricks should be 100 kg/cm2. This ensures that the bricks can withstand the required loads and maintain their structural integrity.

Test: Building Material & Construction - 2 - Question 18

The minimum compressive strength of IInd class bricks should be

Detailed Solution for Test: Building Material & Construction - 2 - Question 18

The minimum compressive strength of 2nd class bricks should be 75 kg/cm2. This is a lower strength requirement than 1st class bricks but still provides sufficient strength for various construction applications.

Test: Building Material & Construction - 2 - Question 19

A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than

Detailed Solution for Test: Building Material & Construction - 2 - Question 19

Water absorption should be 12-15% of its dry weight when immersed in cold water for 24 hours. The crushing strength of the brick should not be less than 10 N/mm2. This limit varies with different Government organizations around the country.

Test: Building Material & Construction - 2 - Question 20

The main ingredient of a good quality brick earth, is

Detailed Solution for Test: Building Material & Construction - 2 - Question 20

Good brick earth should contain 50 – 60% of silica. It prevents cracking, shrinking, and wrapping of raw bricks. Silica imparts a uniform shape to the bricks. The excess of silica makes the bricks brittle..

Test: Building Material & Construction - 2 - Question 21

Clay and silt content in a good brick earth must be at least

Detailed Solution for Test: Building Material & Construction - 2 - Question 21

Clay and silt content in a good brick earth must be at least 50%. This provides the necessary plasticity and workability to the brick earth, allowing for efficient brick production.

Test: Building Material & Construction - 2 - Question 22

A bull nose brick is not used for

Detailed Solution for Test: Building Material & Construction - 2 - Question 22

A bullnose brick is not used for arches. Bullnose bricks have a rounded edge, making them suitable for rounding off sharp corners and decorative purposes, but not for the structural requirements of an arch.

Test: Building Material & Construction - 2 - Question 23

Second class bricks

Detailed Solution for Test: Building Material & Construction - 2 - Question 23

Second class bricks produce a metallic sound when struck. This indicates that the bricks are well burnt and have a sufficient hardness for use in construction.

Test: Building Material & Construction - 2 - Question 24

jumb brick are

Detailed Solution for Test: Building Material & Construction - 2 - Question 24

Jumbo bricks are over burnt. This means that they have been subjected to excessive heat during the firing process, resulting in a dark, brittle, and less desirable brick.

Test: Building Material & Construction - 2 - Question 25

Dolomite is a limestone which contains carbonate of magnesia upto

Detailed Solution for Test: Building Material & Construction - 2 - Question 25

Dolomite is a limestone that contains carbonate of magnesia up to 45%. This type of limestone is valued for its high magnesium content, which can be used in various industrial and agricultural applications.

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