Description : Excess of silica in brick earth results in (A) Cracking and warping of bricks (B) Loss of cohesion (C) Enhancing the impermeability of bricks (D) None of the above
Last Answer : Answer: Option B
Description : Pick up the correct statement from the following: (A) Sand stones may be divided into calcareous, siliceous and ferruginous sand stones (B) Concrete using sand stones, cracks due to excessive shrinkage (C) Broken bricks produce a concrete having good fire resisting qualities (D) All the above
Last Answer : Answer: Option D
Description : The function of an expansion joint in rigid pavements is to (A) Relieve warping stresses (B) Relieve shrinkage stresses (C) Resist stresses due to expansion (D) Allow free expansion
Description : Sand is mixed with lime to a) Reduced cost b) Reduced setting time c) Prevent shrinkage and cracking* d) Improve visual appearance
Last Answer : c) Prevent shrinkage and cracking
Description : The main function of alumina in brick earth is (A) To impart plasticity (B) To make the brick durable (C) To prevent shrinkage (D) To make the brick impermeable
Last Answer : Answer: Option A
Description : Pick up the constituent of good brick earth whose excess causes the raw bricks shrink and warp during drying and burning, from the following: (A) Alumina (B) Lime (C) Iron-oxide (D) Magnesia
Description : Minimum steel required in slabs is mainly controlled by the following consideration [ A ] Cracking on the tension side [ B ] Shrinkage and creep [ C ] Both (a) and (b) [ D ] None of the above.
Last Answer : [ B ] Shrinkage and creep
Description : Curing (A) Reduces the shrinkage of concrete (B) Preserves the properties of concrete (C) Prevents the loss of water by evaporation (D) All of the above
Last Answer : (D) All of the above
Description : Pick up the correct statement from the following: (A) The average crushing strength of hand moulded bricks is 6000 t/m2 (B) The average tensile strength of hand moulded brick is 200 t/m2 (C) The average shearing strength of hand moulded brick is 600 t/m2 (D) All the above
Description : For one cubic metre of brick masonry, number of bricks required, is (A) 400 (B) 425 (C) 450 (D) 500
Description : Minimum thickness of wall where single Flemish bond can be used is (A) Half brick thick (B) One brick thick (C) One and a half bricks thick (D) Two bricks thick
Last Answer : Answer: Option C
Description : A queen closer is a (A) Brick laid with its length parallel to the face or direction of wall (B) Brick laid with its breadth parallel to the face or direction of wall (C) Brick having the same ... bricks but half the breadth (D) Brick with half the width at one end and full width at the other
Description : Number of bricks required for one cubic metre of brick masonry is (A) 400 (B) 450 (C) 500 (D) 550
Description : Brick nogging type of partition wall, is constructed by (A) Laying bricks as stretchers in cement mortar (B) Laying bricks as headers in cement mortar (C) Reinforcing brick wall with iron straps (D) Constructing brick work within a wooden framework
Description : Herringbone bond is used for (A) Walls having thickness more than 4 bricks (B) Architectural finish to the face work (C) Ornamental panels in brick flooring (D) All the above
Description : To obtain good bonding in brick masonry (A) First class bricks are used (B) Vertical joints in alternate courses are kept in plumb line (C) Bats are used where necessary (D) All the above
Last Answer : Option D
Description : For making fly-ash building bricks, the following mix of fly-ash, sand and lime, is (A) 80 : 13 : 7 (B) 70 : 20 : 10 (C) 60 : 35 : 5 (D) None of these
Description : The process of hardening of concrete in the presence of water is called [ A ] Creep [ B ] Hydration [ C ] Shrinkage [ D ] Curing
Last Answer : [ B ] Hydration
Description : Jack has 8 bricks 7 of them weights the same amount and one is slightly heavier. Using a balance scale, how can Jack find the heavier brick in two weighings? -Riddles
Last Answer : First he split them in to piles of 3, 3, and 2 bricks. Then he weighs both groups of 3 with each other. If they balance he knows the brick is one of the 2 unweighed bricks and he can weigh ... will know the brick left unweighed is heavier, or if they do not balance, he will find the heavier one.
Description : How many bricks does it take to complete a brick building? -Riddles
Last Answer : One brick.
Description : How many bricks will be required to construct a wall 8 m long, 6 m high and 22.5 cm thick, if each brick measures 25 cm x 11.25 cm x 6 cm? -Maths 9th
Last Answer : ∵ Volume of one brick = (25 × 11.25 × 6) cm3 and volume of the wall = (800 × 600 × 22.5) cm3 ∴ Number of bricks = Volume of the walls / Volume of one brick = 800 × 600 × 22.5 / 25 × 11.25 × 6 = 6400
Description : If a brick weighs 4800 grams how many such bricks will be needed to make 3 tonnes?
Last Answer : A tonne , otherwise called a metric ton in the United States, is a non-SI metric unit of mass equal to 1,000 kilograms (1,000,000 grams).1,000,000/4,800 = 208.33..So two hundred and eight and a third bricks.
Description : Number of bricks required for 1 cubic meter of brick masonry is a)400 b) 450 c) 500* d) 550
Last Answer : c) 500*
Description : In water bound macadam roads, binding material, is (A) Sand (B) Stone dust (C) Cement (D) Brick dust
Description : The proportions of lime and sand in the mortar normally used in brick construction are (A) 1 : 2 (B) 1 : 4 (C) 1 : 6 (D) 1 : 8
Description : For brick construction, the lime-sand mortar, is (A) 1 : 1 (B) 1 : 2 (C) 1 : 3 (D) 1 : 4
Description : For plastering the exposed brick walls, the cement sand mortar should be (A) 1 : 2 (B) 1 : 3 (C) 1 : 4 (D) 1 : 6
Description : Tie bars in cement concrete pavements are at (A) Expansion joints (B) Contraction joints (C) Warping joints (D) Longitudinal joints
Description : The critical combination of stresses for corner region in cement concrete roads is (A) Load stress + warping stress frictional stress (B) Load stress + warping stress + frictional stress (C) Load stress + warping stress (D) Load stress + frictional stress
Description : In a concrete pavement, during summer, at and soon after mid-day, the combined stress at the interior of the slab is equal to : (a) Wheel load stress + Temperature warping stress + Sub ... + Sub grade resistant stress (d) Wheel load stress - Temperature warping stress − Sub grade resistant stress
Last Answer : (b) Wheel load stress + Temperature warping stress – Sub grade resistant stress
Description : Insufficient washing of sand grains in a rapid sand filter causes (A) Air binding (B) Shrinkage of filtering media (C) Mud balls (D) Expansion of filtering media
Last Answer : (C) Mud balls
Description : Shrinkage volume in cement setting does not depend upon the (A) Sand to cement ratio (B) Water to cement ratio (C) Ambient temperature fluctuation (D) Drying period
Last Answer : (A) Sand to cement ratio
Description : Presence of high phosphorous in cast iron increases its (A) Fluidity (B) Melting point (C) Shrinkage (D) Tensile strength
Last Answer : (A) Fluidity
Description : Preserving Books: What cover should I use for this? How do I prevent warping?
Last Answer : answer:Ideally the materials need to be kept protected from three things: 1. Sunlight 2. Humidity (and much higher humidity or moistness, resulting in mildew or mold) 3. Oxygen in the air ... . The warping is definitely humidity, though. That's a much more realistic concern than temperature alone.
Description : Which one of the following east flowing rivers of India has rift valley due to down warping (a) Damodar (b) Mahanadi (c) Sone (d) Yamuna
Last Answer : Ans: (a)
Description : Which one of the following east flowing rivers of India forms rift valley due to down warping? [IAS 1998] (a) Damodar (b) Mahanadi (c) Son (d) Yamuna
Description : Which east flowing river of India forms rift valley due to down warping?
Last Answer : Damodar
Description : Pick out the wrong statement. (A) Addition of methane to the furnace atmosphere reduces decarburising by hydrogen (B) Nitrogen in presence of steam decor-burises high carbon steel, whereas hydrocarbon ... the metal surface) cause nitride formation with increase in surface hardness (D) None of these
Last Answer : (D) None of these
Description : Presence of free moisture in coal during its high temperature carbonisation (A) Reduces the coking time (B) Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls (C) Increases the loss of fine coal dust from the ovens when charging (D) None of these
Last Answer : (B) Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls
Description : Presence of high concentration of ozone and smog in atmospheric air causes the (A) Embrittlement & decrease of folding resistance of paper (B) Cracking of rubber products (C) Fading of dye on textiles (D) Damage of electrical insulator on high tension power line
Last Answer : (B) Cracking of rubber products
Description : Pick out the wrong statement. (A) Cold cracking of a weld is due to the presence of hydrogen gas in the weld (B) True stress is given by, σ = σE (1 + εE), where σE and εE ... in the iron blast furnace (D) High residual stress at the surface is beneficial for fatigue properties of a material
Last Answer : Option C
Description : Assertion : Presence of zona pallucida over the fertilized ovum prevents ectopic pregnancy . Reason : Zona pellucida helps the ovum to penetrate endom
Last Answer : Assertion : Presence of zona pallucida over the fertilized ovum prevents ectopic pregnancy . Reason : Zona ... . If both Assertion & Reason are False.
Description : The main ingredient of a good quality brick earth, is (A) Magnesia (B) Lime (C) Silica (D) Alumina
Description : A good brick earth should contain: (A) About 20% to 30% of alumina (B) About 50% to 60% of silica (C) Not more than 5% of lime (D) All the above
Description : A pug mill is used for (A) Softening brick earth (B) Moulding brick earth (C) Tempering brick earth (D) Providing brick earth
Description : The percentage of alumina in a good brick earth lies between (A) 5 to 10 % (B) 20 to 30 % (C) 50 to 60 % (D) 70 to 80 %
Description : The weight of 1 m3 of brick earth, is about (A) 1200 kg (B) 1500 kg (C) 1800 kg (D) 2000 kg
Description : Percentage of silica in a good brick earth lies between (A) 5 to 10 % (B) 20 to 30 % (C) 50 to 60 % (D) 70 to 80
Description : Which of the following ingredients of the brick earth enables the brick to retain its shape? (A) Alumina (B) Silica (C) Iron (D) Magnesia