Description : A piece of timber whose thickness and width are respectively 5 cm and 10 cm is called (A) Slate (B) Plank (C) Board (D) Strip
Last Answer : Answer: Option D
Description : The horizontal timber piece provided at the apex of a roof truss which supports the common rafter is called (A) Ridge board (B) Hip rafter (C) Eaves board (D) Valley rafte
Last Answer : Answer: Option A
Description : Close to the words of life stay I, But I wither, wane, and dry.What am I? -Riddles
Last Answer : A Bible-pressed flower.
Description : What term is defined as any substance through which wane energy travels?
Last Answer : Need answer
Description : The smoothened surface of the front face of the guay walls, is known as fending which is made of (A) Granite stone (B) Timber (C) Steel (D) All the above
Last Answer : (D) All the above
Description : Seasoning of timber is done (A) To make it water proof (B) To paint its surface (C) To increase its temperature (D) To remove water
Description : Charpy impact tests showing a rough torn surface after the completed test, this would indicate which type of failure? a) Fatigue b) Ductile c) Fatigue to ductile d) Brittle
Last Answer : b) Ductile
Description : Pick out the wrong statement. (A) DDT is manufactured by the condensation of chlorobenzene with chloral at 30°C in presence of oleum, which is a highly exothermic reaction (B) Chloral ... through the respiratory system are called fumigants (D) Benzene hexachloride is not a contact insecticide
Last Answer : (D) Benzene hexachloride is not a contact insecticide
Description : If the grain size of soil increases (A) Surface area decreases (B) Specific retention decreases (C) Water supply in well increases (D) All the above
Description : At yield point of a test piece, the material (A) Obeys Hooke's law (B) Behaves in an elastic manner (C) Regains its original shape on removal of the load (D) Undergoes plastic deformation
Last Answer : (D) Undergoes plastic deformation
Description : What is the per cent increase in the number of products manufactured by the company in the year 2006 from the previous year ? (Rounded off to two digits after decimal) (1) 19·25 (2) 33·33 (3) 10·45 (4) 42·66 (5) None of these
Last Answer : (5) None of these
Description : The number of products sold by the company in the year 2004 is what per cent of the number of products manufactured by it in that year ? (Rounded off to two digits after decimal) (1) 71·43 (2) 67·51 (3) 81·67 (4) 56·29 (5) None of these
Last Answer : 1) 71·43 v
Description : Apiece of sawn timber whose cross-sectional dimensions exceed 5 cm, in one direction and 20 cm in the other direction, is called a (A) Cant (B) Deal (C) Baulk (D) Strip
Last Answer : Answer: Option C
Description : Inner part of a timber log surrounding the pitch, is called (A) Sapwood (B) Cambium layer (C) Heart wood (D) None to these
Description : Presence of SO2 in furnace gases attacks the ferrous metal by way of (A) Accelerating the rate of scaling (B) Causing metal embrittlement (C) Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : The advantage of a concrete pile over a timber pile, is (A) No decay due to termites (B) No restriction on length (C) Higher bearing capacity (D) All the above
Description : The most valuable timber may be obtained from (A) Chir (B) Shishum (C) Sal (D) Teak
Description : Dry rot (A) Cracks the timber (B) Reduces the strength of timber (C) Reduces the timber to powder (D) Spoils the appearance of timber
Description : Seasoning of timber is essential to remove (A) Knots from timber (B) Sap from timber (C) Twisted fibre from timber (D) Roughness of timber
Last Answer : Answer: Option B
Description : A well seasoned timber may contain moisture up to (A) 4 to 6 % (B) 6 to 8 % (C) 8 to 10 % (D) 10 to 12 %
Description : Knots in timber are (A) Defects caused by crushing fibres (B) Splits radiating from the centre (C) Speckled strains (D) Signs of branches cut off
Description : The timber having maximum resistance against white ants, is obtained from (A) Chir (B) Shishum (C) Sal (D) Teak
Description : The most commonly used base for timber painting, is (A) Red lead (B) Zinc white (C) White lead (D) Titanium white
Description : The moisture content in a well seasoned timber is (A) 4 % to 6 % (B) 10 % to 12 % (C) 15 % to 20 % (D) 100 %
Description : Plywood is made from (A) Common timber (B) Bamboo fibre (C) Teak wood only (D) Asbestos sheets
Description : Seasoning of timber is done for (A) Increasing moisture content (B) Decreasing moisture content (C) Increasing strength of timber (D) None to these
Description : The practical limit of moisture content achieved in air drying of timber is (A) 5 % (B) 15 % (C) 25 % (D) 35 %
Description : Pick up the correct statement from the following: Method of sawing timber (A) Tangentially to annual rings, is known as tangential method (B) In four quarters such that each board cuts annual rings ... medullary rays and perpendicular to annual rings, is known as radial sawing (D) All the above
Description : According to IS 399-1963, the weight of the timber is specified at (A) 8% moisture content (B) 10% moisture content (C) 12% moisture content (D) 14% moisture content
Description : Veneering means (A) Carving out designs on timber planks (B) Chemically treating timber planks (C) Thick layer of superior wood glued to inferior wood (D) Thin layer of superior wood glued to inferior wood
Description : First class timber has an average life of (A) Less than one year (B) 1 to 5 years (C) 5 to 10 years (D) More than 10 years
Description : Sapwood consists of (A) Innermost annular rings around the pith (B) Portion of timber between heartwood and cambium layer (C) Thin layers below the bark (D) Thin fibre which extends from the pith outwards and holds the annular rings together
Description : Due to attack of dry rot, the timber (A) Cracks (B) Shrinks (C) Reduces to powder (D) None of these
Description : The maximum permissible deflection of a timber beam supporting a roof, is (A) L/100 (B) L/150 (C) L/260 (D) L/360
Description : In which of the following directions, the strength of timber is maximum? (A) Parallel to grains (B) 45° to grains (C) Perpendicular to grains (D) Same in all directions
Description : The disease of dry rot in timber is caused by (A) Lack of ventilation (B) Alternate wet and dry conditions (C) Complete submergence in water (D) None of the above
Description : Suitable spacing of timber piles, is (A) 50 cm (B) 60 cm (C) 80 cm (D) 90 cm
Description : The type of joint commonly used at the junction of a principal rafter and tie beam in timber trusses is (A) Mortise and tenon joint (B) Oblique mortise and tenon joint (C) Butt joint (D) Mitred joint
Description : Consider the following statements: 1. Dry rot in sap wood is caused by fungal attack 2. Brown rot in coniferous woods is a result of fungal attack 3. Alternate wetting and drying of unseasoned timber causes powdery' form of decay in ... ? (a) 1, 2 and 3 b)1 and 2 only c)2 and 3 only d)1 and 3 only
Last Answer : (a) 1, 2 and 3
Description : The curved surface of a cylinder is developed into a square whose diagonal is 2√2 cm. The area of the base of the cylinder (in cm^2) is -Maths 9th
Last Answer : answer:
Description : On a diagonal scale, it is possible to read up to (A) One dimension (B) Two dimensions (C) Three dimensions (D) Four dimensions
Last Answer : (C) Three dimensions
Description : When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would (A) Change from compression to tension (B) Change from tension to compression (C) Always be compression (D) Always be tension
Last Answer : (A) Change from compression to tension
Description : For stable structures, one of the important properties of flexibility and stiffness matrices is that the elements on the main diagonal (i) Of a stiffness matrix must be positive (ii) Of a stiffness matrix must be negative (iii) Of ... ) (B) (ii) and (iii) (C) (i) and (iv) (D) (ii) and (iv)
Last Answer : (A) (i) and (iii)
Description : The shear reinforcement in R.C.C. is provided to resist (A) Vertical shear (B) Horizontal shear (C) Diagonal compression (D) Diagonal tension
Description : According to I.S. : 456 specifications, the safe diagonal tensile stress for M 150 grade concrete, is (A) 5 kg/cm2 (B) 10 kg/cm2 (C) 15 kg/cm2 (D) 20 kg/cm
Description : A reinforced concrete cantilever beam is 3.6 m long, 25 cm wide and has its lever arm 40 cm. It carries a load of 1200 kg at its free end and vertical stirrups can carry 1800 kg. Assuming concrete to carry one- ... beam, the number of shear stirrups required, is (A) 30 (B) 35 (C) 40 (D) 45
Description : A pre-stressed concrete member is preferred because (A) Its dimensions are not decided from the diagonal tensile stress (B) Large size of long beams carrying large shear force need not be adopted (C) Removal of cracks in the members due to shrinkage (D) All the above
Description : Pick up the correct statement from the following: (A) Lateral reinforcement in R.C.C. columns is provided to prevent the longitudinal reinforcement from buckling (B) Lateral reinforcement prevents ... Lateral reinforcement stops breaking away of concrete cover, due to buckling (D) All the above
Description : The permissible diagonal tensile stress in reinforced brick work is (A) About 0.1 N/mm² (B) Zero (C) 0.3 N/mm² to 0.7 N/mm² (D) About 1.0 N/m2
Description : Diagonal tension in a beam (A) Is maximum at neutral axis (B) Decreases below the neutral axis and increases above the neutral axis (C) Increases below the neutral axis and decreases above the neutral axis (D) Remains same