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

Question

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

A. Wane

Correct Answer :

A. Wane

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The most commonly used base for timber painting, is

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Pick up the hypabyssal rock from the following:

C. Basalt

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Smith's test of stones is performed to find out

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Refractory bricks are

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Pick up the correct statement from the following:

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Bitumen completely dissolves in

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To give a brilliant finish, the type of varnish used, is

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Brittleness of cold is due to an excess of

B. Carbon

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Pick up the correct statement from the following:

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Plastic asphalt is

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Pick up the correct statement from the following:

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Proper amount of entrained air in concrete results in (i) Better workability (ii) Better resistance to freezing and thawing (iii) Lesser workability (iv) Less resistance to freezing and thawing The correct answer is

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Teak wood is suitable for

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In the cement the compound quickest to react with water, is

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The ultimate tensile strength of structural mild steel is about

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Chemically, marble is known as

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Sapwood consists of

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The percentage of alumina and silica in good fire clay vary respectively is

A. 25, 75

B. 30, 70

C. 35, 65

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Formula for quick lime, is

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The presence of sand in brick earth prevents:

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Slate is formed by metamorphic action on

A. Shale

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Lime concrete is generally used for

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Which of the following stone is best suited for construction of piers and abutments of a railway bridge?

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The compound of Portland cement which reacts immediately with water and also sets first is

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For the manufacture of Portland cement, the proportions of raw materials used, are

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Expanded metal is

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Gneiss is obtained from

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The rocks in which argil (or clay) predominates, are called

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A mortar joint in masonry which is normal to the face of wall is known as

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Basalt is

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Answer 1

B. Torn grain

Answer 2

C. Diagonal grain

Answer 3

D. Chipmark

Answer 4

A. Red lead

Answer 5

B. Zinc white

Answer 6

C. White lead

Answer 7

D. Titanium white

Answer 8

A. Granite

Answer 9

B. Dolerite

Answer 10

D. All the above

Answer 11

A. The presence of soluble matter of stone

Answer 12

B. The compressive strength of the stone

Answer 13

C. The hardness of the stone

Answer 14

D. The toughness of the stone

Answer 15

A. Neutral refractory bricks

Answer 16

B. Acid refractory bricks

Answer 17

C. Basic refractory bricks

Answer 18

D. All the above

Answer 19

A. Rust is due to formation of oxides

Answer 20

B. Cast iron oxidises less

Answer 21

C. Steel oxidises most

Answer 22

D. All the above

Answer 23

A. Carbon bisulphide

Answer 24

B. Chloroform

Answer 25

C. Coal tar

Answer 26

D. All of these

Answer 27

A. Water varnish

Answer 28

B. Spirit varnish

Answer 29

C. Turpentine varnish

Answer 30

D. Oil varnish

Answer 31

A. Sulphur

Answer 32

C. Phosphorus

Answer 33

D. Silicon

Answer 34

A. The free quartz suddenly expands at a temperature lower than 600°C

Answer 35

B. The lime stone resists fire upto about 800°C and at higher temperature it splits into CaO and CO2

Answer 36

C. The sand stone with silicates resist a fire in a better way

Answer 37

D. All the above

Answer 38

A. Used as a water proofing layer over roof

Answer 39

B. A mixture of cement and asphalt

Answer 40

C. A natural asphalt

Answer 41

D. A refinery product

Answer 42

A. Plastics have generally low melting point

Answer 43

B. The coefficient of thermal expansion of plastics is about three times than that of steel

Answer 44

C. The acoustical boards prepared by impregnating fibre-glass with phenolic resins has absorption coefficient of about 0.67

Answer 45

D. All the above

Answer 46

A. (i) and (ii)

Answer 47

B. (i) and (iv)

Answer 48

C. (ii) and (iii)

Answer 49

D. (iii) and (iv)

Answer 50

A. Sports articles

Answer 51

B. Furnitures

Answer 52

C. Railway sleepers

Answer 53

D. All the above

Answer 54

A. Tri-calcium aluminate

Answer 55

B. Tetra-calcium alumino-ferrite

Answer 56

C. Tri-calcium silicate

Answer 57

D. Di-calcium silicate

Answer 58

A. 160 N/mm²

Answer 59

B. 260 N/mm²

Answer 60

C. 420 N/mm²

Answer 61

D. 520 N/mm²

Answer 62

A. Metamorphic rock

Answer 63

B. Argillaceous rock

Answer 64

C. Calcareous rock

Answer 65

D. Siliceous rock

Answer 66

A. Innermost annular rings around the pith

Answer 67

B. Portion of timber between heartwood and cambium layer

Answer 68

C. Thin layers below the bark

Answer 69

D. Thin fibre which extends from the pith outwards and holds the annular rings together

Answer 70

D. All of these

Answer 71

A. CaCO₃

Answer 72

B. Ca(OH)₂

Answer 73

C. CO₃CO₂

Answer 74

D. None to these

Answer 75

A. Cracking of bricks

Answer 76

B. Shrinkage of bricks

Answer 77

C. Warping of bricks

Answer 78

D. None of these

Answer 79

B. Lime stone

Answer 80

C. Sand stone

Answer 81

D. Granite

Answer 82

A. Wall foundations

Answer 83

B. Flooring at ground level

Answer 84

C. Both (A) and (B)

Answer 85

D. Neither (A) nor (B)

Answer 86

A. Granite

Answer 87

B. Sand stone

Answer 88

C. Lime stone

Answer 89

D. Quartzite

Answer 90

A. Tri-calcium silicate

Answer 91

B. Di-calcium silicate

Answer 92

C. Tri-calcium aluminate

Answer 93

D. Tetra calcium alumino ferrite

Answer 94

A. Lime 63% ; silica 22% ; other ingredients 15%

Answer 95

B. Lime 22% ; silica 63% ; other ingredients 15%

Answer 96

C. Silica 40% ; lime 40% ; other ingredients 20%

Answer 97

D. Silica 70% ; lime 20% ; other ingredients 10%

Answer 98

A. Manufactured from steel sheets

Answer 99

B. Used for reinforced concrete in road pavements

Answer 100

C. Measured in term of SWM (short way mesh) and LWM (long way mesh)

Answer 101

D. All the above

Answer 102

A. Igneous rocks

Answer 103

B. Metamorphic rocks

Answer 104

C. Sedimentary rocks

Answer 105

D. Sedimentary metamorphic rocks

Answer 106

A. Siliceous rocks

Answer 107

B. Argillaceous rocks

Answer 108

C. Calcareous rocks

Answer 109

D. Igneous rocks

Answer 110

A. Bed joint

Answer 111

B. Wall joint

Answer 112

C. Cross joint

Answer 113

D. Bonded joint

Answer 114

A. Sedimentary rock

Answer 115

B. Metamorphic rock

Answer 116

C. Extrusive igneous rock

Answer 117

D. Intrusive igneous rock

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

Correct Answer :

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