Description : In the manufacture of cement, the dry of wet mixtue of calcareous and argillaceous materials is burnt in a (a) A Rotary kiln (b) A Grinder (c) Country kiln (d) All the above
Last Answer : (a) A Rotary kiln
Description : Calcareous & argillaceous materials are used in the manufacture of (A) Lead (B) Cement (C) Carbon disulphide (D) None of these
Last Answer : (B) Cement
Description : The rock which is not calcareous, is: (A) Lime stone (B) Chalk (C) Laterite (D) None of these
Last Answer : (D) None of these
Description : Cement used for normal concrete construction, is obtained by burning a mixture of (A) Siliceous and argillaceous materials (B) Argillaceous and calcareous materials (C) Siliceous and calcareous materials (D) Siliceous, argillaceous and calcareous materials
Last Answer : Answer: Option D
Description : Cement is obtained by burning a mixture of the following materials [ A ] Siliceous materials [ B ] Argillaceous materials [ C ] Calcareous materials [ D ] All the above
Last Answer : [ D ] All the above
Description : To obtain cement dry powder, lime stones and shales or their slurry, is burnt in a rotary kiln at a temperature between (A) 1100° and 1200°C (B) 1200° and 1300°C (C) 1300° and 1400°C (D) 1400° and 1500°C
Last Answer : D
Description : If the ore impurities is (A) Clay, lime stone is used as flux (B) Lime stone, clay is used as flux (C) Quartz, lime stone and argillaceous iron ores are used as flux (D) All the above
Description : If the iron ore contains clay as an impurity, the flux added during calcination, is (A) Clay (B) Lime stone (C) Argillaceous iron ore (D) All the above
Last Answer : Answer: Option B
Description : Chemically, marble is known as (A) Metamorphic rock (B) Argillaceous rock (C) Calcareous rock (D) Siliceous rock
Last Answer : Answer: Option C
Description : Laterite is a/an (A) Volcanic rock (B) Argillaceous rock (C) Calcareous rock (D) Siliceous rock
Description : The rocks in which argil (or clay) predominates, are called (A) Siliceous rocks (B) Argillaceous rocks (C) Calcareous rocks (D) Igneous rocks
Description : Kaolin is chemically classified as (A) Metamorphic rock (B) Argillaceous rock (C) Calcareous rock (D) Siliceous rock
Description : In a rock calcium carbonate predominates. State whether it is: (A) Siliceous rock (B) Argillaceous rock (C) Calcareous rock (D) None of these
Description : Quartzite is a (A) Metamorphic rock (B) Argillaceous rock (C) Calcareous rock (D) Siliceous rock
Description : The rocks having alumina or clay as their major constituents are known as (A) Siliceous rocks (B) Argillaceous rocks (C) Calcareous rocks (D) Sedimentary rocks
Description : The commonly used material in the manufacture of cement is (A) Sand stone (B) Slate (C) Lime stone (D) Graphite
Last Answer : (C) Lime stone
Description : The commonly used raw material in the manufacture of cement, is (A) Slate (B) Sand stone (C) Lime stone (D) Basalt
Description : For the manufacture of Portland cement, the proportions of raw materials used, are (A) Lime 63% ; silica 22% ; other ingredients 15% (B) Lime 22% ; silica 63% ; other ingredients 15% (C) Silica 40% ; lime 40% ; other ingredients 20% (D) Silica 70% ; lime 20% ; other ingredients 10%
Last Answer : Answer: Option A
Description : The base material for distemper, is (A) Chalk (B) Lime (C) Lime putty (D) Cement wash
Description : The base material for distemper is a) Chalk* b) Lime c) Lime putty d) Cement wash
Last Answer : a) Chalk*
Description : Pavement is said to be flexible if it contains (A) Water bound macadam surface (B) Stabilised soil base constructed of lime cement or tar (C) Bitumen-bound stone layer of varying aggregates (D) All the above
Description : Ordinary Portland cement is manufactured from (A) Lime stone and clay (B) Gypsum and lime (C) Pozzolana (D) Lime, pozzolana and clay
Description : The stone masonry of finely dressed stones laid in cement or lime, is (A) Random rubble masonry (B) Coursed rubble masonry (C) Dry rubble masonry (D) Ashlar masonry
Description : Three basic raw materials which are needed in large quantities for production of steel are (A) Iron ore, coal and sulphur (B) Iron ore, carbon and sulphur (C) Iron ore, coal and lime stone (D) Iron ore, carbon and lime stone
Description : Putty is (A) Made with finely powdered chalk and linseed oil (B) Used for fixing glass panes (C) Softened by a solution of pearl ash and quick-lime soaked in water (D) All the above
Description : The mortar in which both cement and lime are used as binding materials, is called (A) Cement mortar (B) Lime mortar (C) Fire resistant mortar (D) Gauged mortar
Description : The stone whose crushing strength is least, is (A) Granite (B) Chalk (C) Marble (D) Slate
Description : The stone whose crushing strength is maximum, is (A) Granite (B) Chalk (C) Slate (D) Sand stone
Description : Priming consists of (A) One part of white lead, 8 parts of chalk and four parts of twice boiled linseed oil (B) 8 parts of white lead, one part of chalk and four parts of twice boiled linseed oil (C) One part of white lead, 8 parts of chalk and one part of linseed oil (D) None to these
Description : Distemper is (A) A paint consisting of powdered chalk, pigments and water (B) A water proofing agent (C) A paint consisting of coloured cement and water (D) A drying agent
Description : Portland cement manufactured from pure white chalk and clay but free from iron-oxide, is known as (A) Quick setting cement (B) Rapid hardening cement (C) White cement (D) Low heat Portland cement
Description : Alumina, silica, lime and iron oxide are the basic raw material for the manufacture of Portland cement. The component of Portland cement which first hardens is (A) 5CaO. 3 Al2O3 (B) 3CaO. Al2O3 (C) 3CaO. SiO2 (D) 2CaO. SiO2
Last Answer : Option A
Description : Cement is usually a mixture of : (1) Calcium silicate and calcium aluminate (2) Calcium silicate and calcium ferrate (3) Calcium aluminate and calcium ferrate (4) Lime stone and silicon dioxide
Last Answer : Calcium silicate and calcium aluminate
Description : Shales are (A) Porous (B) Permeable (C) Porous and permeable (D) Porous but not permeable
Last Answer : (D) Porous but not permeable
Description : Pozzolanic properties exist in (A) Shales (B) Fly ash (C) Pumicite (D) All the above
Description : For different layers of cement concrete floor. Pick up the incorrect statement from the following: (A) The lowest layer consists of consolidated ground (B) A 10 cm thick clean sand is laid on consolidated ground (C) ... sand (D) A 10 cm thick cement concrete (1 : 2 : 4) is laid on top layer
Last Answer : Option D
Description : Find the odd one: (1) Marble (2) Chalk (3) Limestone (4) Slaked lime
Last Answer : Slaked lime
Description : Pick out the wrong statement. (A) High early strength cement are made from materials having high silica to lime ratio (B) The function of gypsum in cement is to enhance its initial ... cements are known as silicate cement (D) Major component of greyish Portland cement is tricalcium silicate
Last Answer : (A) High early strength cement are made from materials having high silica to lime ratio
Description : Cement is formed by strongly heating a mixture of – (1) limestone and graphite (2) limestone and clay (3) chalk and graphite (4) clay and graphite
Last Answer : (2) limestone and clay Explanation: Cement is made by heating limestone (calcium carbonate) with small quantities of other materials (such as clay) to 1450 degree C in a kiln, in a process known as ... , or quicklime, which is then blended with the other materials that have been included in the mix.
Description : Cement is formed by strongly heating a mixture of (1) limestone and graphite (2) limestone and clay (3) chalk and graphite (4) clay and graphite
Last Answer : limestone and clay
Description : Dolomite is a lime stone which contains carbonate of magnesia upto (A) 15 % (B) 20 % (C) 25 % (D) 45 %
Description : Lime stone is not a (A) Sedimentary rock (B) Stratified rock (C) Aqueous rock (D) Metamorphic rock
Description : Plaster of Paris is obtained by calcining (A) Bauxite (B) Gypsum (C) Lime stone (D) None of these
Description : Quick lime (or caustic lime) (A) Is obtained by the calcination of pure lime stone (B) Has great affinity to moisture (C) Is amorphous (D) All the above
Description : Which of the following metamorphic rocks has the most weather resisting characteristics? (A) Marble (B) Quartzite (C) Slate (D) Lime stone
Description : Slate is formed by metamorphic action on (A) Shale (B) Lime stone (C) Sand stone (D) Granite
Description : Pick up the correct statement from the following: (A) The free quartz suddenly expands at a temperature lower than 600°C (B) The lime stone resists fire upto about 800°C and at higher temperature it splits into ... (C) The sand stone with silicates resist a fire in a better way (D) All the above
Description : Which of the following sedimentary rocks changes into quartzite by metamorphic action? (A) Sand stone (B) Lime stone (C) Shale (D) Gypsum
Description : Which of the following stone is best suited for construction of piers and abutments of a railway bridge? (A) Granite (B) Sand stone (C) Lime stone (D) Quartze
Description : Hydraulic lime is obtained by (A) Burning of lime stone (B) Burning of kankar (C) Adding water to quick lime (D) Calcination of pure clay