Non-volatile heavy metals in kiln are fixed into ____ a) Clinker’s crystalline structure b) Fumes c) Solid lump d) Slag

Non-volatile heavy metals in kiln are fixed into ____ a) Clinker’s crystalline structure
b) Fumes
c) Solid lump
d) Slag
by

1 Answer

Answer :

Clinker’s crystalline structure
by

Related questions

Pick out the wrong statement. (A) Pulverised fuel can be completely burnt with less percentage of excess air compared to lump coal (B) Low grade coal can be used, but generally high volatile matter coals are more suitable for making pulverised fuel (C) Regulation of furnace temperature and atmosphere (oxidising or reducing) is easily possible with pulverised fuel firing (D) None of these

Description : Pick out the wrong statement. (A) Pulverised fuel can be completely burnt with less percentage of excess air compared to lump coal (B) Low grade coal can be used, but generally high volatile ... and atmosphere (oxidising or reducing) is easily possible with pulverised fuel firing (D) None of these

Last Answer : (D) None of these

The two elements required to form substitutional solid solution should not have (A) Same crystalline structure (B) Same valency (C) Widely differing electronegativity (D) Same atomic sizes

Description : The two elements required to form substitutional solid solution should not have (A) Same crystalline structure (B) Same valency (C) Widely differing electronegativity (D) Same atomic sizes

Last Answer : C) Widely differing electronegativity

Combination of metals and ceramics are called (A) Metalloy (B) Cermets (C) Pellets (D) Non-crystalline ceramics

Description : Combination of metals and ceramics are called (A) Metalloy (B) Cermets (C) Pellets (D) Non-crystalline ceramics

Last Answer : (B) Cermets

The behaviour of visco-elastic material is time dependent. This behaviour is common in __________ materials. (A) Non-crystalline solid (B) Crystalline (C) Rubbery (D) Non-crystalline organic polymeric

Description : The behaviour of visco-elastic material is time dependent. This behaviour is common in __________ materials. (A) Non-crystalline solid (B) Crystalline (C) Rubbery (D) Non-crystalline organic polymeric

Last Answer : (D) Non-crystalline organic polymeric

Visco-elastic behaviour of materials which is time dependent is common in (A) Plastics (B) Crystalline solid (C) Non-crystalline solids (D) Non-crystalline organic polymer

Description : Visco-elastic behaviour of materials which is time dependent is common in (A) Plastics (B) Crystalline solid (C) Non-crystalline solids (D) Non-crystalline organic polymer

Last Answer : (D) Non-crystalline organic polymer

Calcination of limestone is not done in a __________ kiln for producing lime. (A) Vertical shaft (B) Rotary (C) Fluidised bed (D) Fixed bed

Description : Calcination of limestone is not done in a __________ kiln for producing lime. (A) Vertical shaft (B) Rotary (C) Fluidised bed (D) Fixed bed

Last Answer : (D) Fixed bed

What is the combustion temperature range in cement kiln incineration? a) 1300-1600 b) 1350-1650 c) 1250-1450 d) 1235-1600

Description : What is the combustion temperature range in cement kiln incineration? a) 1300-1600 b) 1350-1650 c) 1250-1450 d) 1235-1600

Last Answer : 1350-1650

Metals can be ____ at room temperature. (1) Liquid only (2) Solid only (3) Solid or liquid (4) Solid, liquid or gas

Description : Metals can be ____ at room temperature. (1) Liquid only (2) Solid only (3) Solid or liquid (4) Solid, liquid or gas

Last Answer : Solid or liquid

Fussain (A) Is friable, charcoal like substance(B) Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal (C) Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation (D) All (A), (B) and (C)

Description : Fussain (A) Is friable, charcoal like substance (B) Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal (C) Is non-coking, but when blended with highly coking ... its swelling and produces high strength coke on carbonisation (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

_________is a form of non-volatile storage that operates by changing the resistance of a specially formulated solid dielectric material. A. VRAM B. WRAM C. MRAM D. RRAM

Description : _________is a form of non-volatile storage that operates by changing the resistance of a specially formulated solid dielectric material. A. VRAM B. WRAM C. MRAM D. RRAM

Last Answer : D. RRAM Resistive RAM

Which is a general term for all forms of solid state memory that do not need to have their memory contents periodically refreshed. A. Volatile memory B. Non Volatile memory C. Both (A) and (B) D. None of the Above

Description : Which is a general term for all forms of solid state memory that do not need to have their memory contents periodically refreshed. A. Volatile memory B. Non Volatile memory C. Both (A) and (B) D. None of the Above

Last Answer : B. Non Volatile memory

Pick up the correct statement from the following: (A) According to the petrological characteristics, concrete aggregates are classified as heavy weight, normal weight and light weight (B) According to the shape of the particles, concrete aggregates are classified as rounded irregular, angular and flaky (C) According to the surface texture of the particles, the concrete aggregates are classified as glassy, smooth, granular, rough, crystalline, honey combed and porous (D) All the above

Description : Pick up the correct statement from the following: (A) According to the petrological characteristics, concrete aggregates are classified as heavy weight, normal weight and light weight (B) According to ... glassy, smooth, granular, rough, crystalline, honey combed and porous (D) All the above

Last Answer : Answer: Option D

A crystalline solid X reacts with dilute HCl to liberate a gas Y. The gas Y decolourises acidified `KMnO_(4)`. When a gas Z is slowly passed into aque

Description : A crystalline solid X reacts with dilute HCl to liberate a gas Y. The gas Y decolourises acidified `KMnO_(4)`. When a gas Z is slowly passed into aque

Last Answer : A crystalline solid X reacts with dilute HCl to liberate a gas Y. The gas Y decolourises acidified `KMnO_(4)`. When ... 2)S` D. `Na_(2)SO_(4),SO_(2)`

Predict the entropy change in- (i) A liquid crystallizes into solid (ii) Temperature of a crystalline solid raised from 0K to 115K.

Description : Predict the entropy change in- (i) A liquid crystallizes into solid (ii) Temperature of a crystalline solid raised from 0K to 115K.

Last Answer : Ans. (i) Entropy decreases because molecules attain an ordered state. (ii) Entropy increases because from 0K to 115K average kinetic of moleculesincreases.

)A new project was initiated that involves new technology and subsequently has never been done before. What type of contract would to owner want to issue to reduce or eliminate as much risk as possible. 1. Firm fixed price 2. Cost plus fix fee 3. Cost plus incentive fee 4. Lump sum 5. A and D

Description : )A new project was initiated that involves new technology and subsequently has never been  done before. What type of contract would to owner want to issue to reduce or eliminate as much  risk as possible. 1. Firm ... 2. Cost plus fix fee  3. Cost plus incentive fee  4. Lump sum  5. A and D

Last Answer : 5. A and D

Which of the following would require maximum amount of % excess air for complete combustion? (A) Coke oven gas (B) Furnace oil (C) Pulverised coal (D) Lump coal (fixed on chain grate)

Description : Which of the following would require maximum amount of % excess air for complete combustion? (A) Coke oven gas (B) Furnace oil (C) Pulverised coal (D) Lump coal (fixed on chain grate)

Last Answer : (D) Lump coal (fixed on chain grate)

Candies based on a ____ sugar include rock candy, fondant, and fudge. a. crystalline c. white b. noncrystalline d. sweet

Description : Candies based on a ____ sugar include rock candy, fondant, and fudge. a. crystalline c. white b. noncrystalline d. sweet

Last Answer : a. crystalline

Which furnace burns low-ash fusion coal and retains most of the coal ash in the slag?

Description : Which furnace burns low-ash fusion coal and retains most of the coal ash in the slag?

Last Answer : Cyclone furnace.

____ is defined as the set of technologies that can construct physical solid models from CAD data a.Rapid Production b.Rapid prototyping c.Lean Manufacturing d.Artificial intelligence

Description : ____ is defined as the set of technologies that can construct physical solid models from CAD data a.Rapid Production b.Rapid prototyping c.Lean Manufacturing d.Artificial intelligence

Last Answer : b.Rapid prototyping

White crystalline solid (A) reacts with `H_2` to form a highly associated liquid (B) and a monoatomic , colourless gas (C ). The liquid (B) is used fo

Description : White crystalline solid (A) reacts with `H_2` to form a highly associated liquid (B) and a monoatomic , colourless gas (C ). The liquid (B) is used fo

Last Answer : White crystalline solid (A) reacts with `H_2` to form a highly associated liquid (B) and a ... has only unpaired electron in `pi` molecular orbital.

White crystalline solid (A) reacts with `H_2` to form a highly associated liquid (B) and a monoatomic , colourless gas (C ). The liquid (B) is used fo

Description : White crystalline solid (A) reacts with `H_2` to form a highly associated liquid (B) and a monoatomic , colourless gas (C ). The liquid (B) is used fo

Last Answer : White crystalline solid (A) reacts with `H_2` to form a highly associated liquid (B) and a ... metallic bonds D. ionic, covalent and Hydrogen bonds

White crystalline solid (A) reacts with `H_2` to form a highly associated liquid (B) and a monoatomic , colourless gas (C ). The liquid (B) is used fo

Description : White crystalline solid (A) reacts with `H_2` to form a highly associated liquid (B) and a monoatomic , colourless gas (C ). The liquid (B) is used fo

Last Answer : White crystalline solid (A) reacts with `H_2` to form a highly associated liquid (B) and a monoatomic , colourless gas ... 3)d` D. V - shape, `sp^(3)`

What naturally occurring inorganic crystalline solid is a?

Description : What naturally occurring inorganic crystalline solid is a?

Last Answer : a mineral

Is a marshmallow a crystalline solid?

Description : Is a marshmallow a crystalline solid?

Last Answer : Marshmallows are amorphous solids.

Glass is - (1) Super cooled liquid (2) Crystalline solid (3) Liquid crystal (4) None of these

Description : Glass is - (1) Super cooled liquid (2) Crystalline solid (3) Liquid crystal (4) None of these

Last Answer : (1) Super cooled liquid Explanation: Glass is sometimes called a Super cooled liquid because it does not form a crystalline structure, but instead forms an amorphous solid that allows molecules in the material to continue to move.

Pick out the correct statement. (A) Plastics are good conductors of heat and electricity (B) All the polymers are highly crystalline in nature (C) Polymers can be vaporised by heating to a very high temperature (D) The liquid polymer becomes greasy, then waxy and finally solid on increasing the degree of polymerisation

Description : Pick out the correct statement. (A) Plastics are good conductors of heat and electricity (B) All the polymers are highly crystalline in nature (C) Polymers can be vaporised by heating to ... D) The liquid polymer becomes greasy, then waxy and finally solid on increasing the degree of polymerisation

Last Answer : (D) The liquid polymer becomes greasy, then waxy and finally solid on increasing the degree of polymerisation

Which of the following statements is False about acetamide? (a) reacts with Br2/NaOH to form tertiary amine (b) undergoes acid-hydrolysis to form acetic acid (c) undergoes dehydration with P2O5 to form a nitrile (d) is a white crystalline solid, soluble in water

Description : Which of the following statements is False about acetamide? (a) reacts with Br2/NaOH to form tertiary amine (b) undergoes acid-hydrolysis to form acetic acid (c) undergoes dehydration with P2O5 to form a nitrile (d) is a white crystalline solid, soluble in water

Last Answer : reacts with Br2/NaOH to form tertiary amine

The third law of thermodynamics states that the (A) Heat capacity of a crystalline solid is zero at absolute zero temperature (B) Heat transfer from low temperature to high temperature source is not possible without external work (C) Gases having same reduced properties behaves similarly (D) None of these

Description : The third law of thermodynamics states that the (A) Heat capacity of a crystalline solid is zero at absolute zero temperature (B) Heat transfer from low temperature to high temperature source is ... without external work (C) Gases having same reduced properties behaves similarly (D) None of these

Last Answer : (A) Heat capacity of a crystalline solid is zero at absolute zero temperature

A solid in which there is no regular arrangement of molecules is a) Amorphous b) Crystalline c) Copper d) None of above

Description : A solid in which there is no regular arrangement of molecules is a) Amorphous b) Crystalline c) Copper d) None of above

Last Answer : a) Amorphous

Which of the following is a crystalline solid? a) Copper b) NaCl c) Zirconia d) All of abovee solid? a) Copper b) NaCl c) Zirconia d) All of above

Description : Which of the following is a crystalline solid? a) Copper b) NaCl c) Zirconia d) All of above

Last Answer : d) All of above

A solid is which atoms are in a regular order is called a) Crystalline solid b) Amorphous solid c) Polymeric solid d) Glassy solid

Description : A solid is which atoms are in a regular order is called a) Crystalline solid b) Amorphous solid c) Polymeric solid d) Glassy solid

Last Answer : a) Crystalline solid

Which law that states “Entropy of all perfect crystalline solids is zero at absolute zero temperature”?  a. Zeroth law of thermodynamics  b. First law of thermodynamics  c. Second law of thermodynamics  d. Third law of thermodynamics

Description : Which law that states “Entropy of all perfect crystalline solids is zero at absolute zero temperature”?  a. Zeroth law of thermodynamics  b. First law of thermodynamics  c. Second law of thermodynamics  d. Third law of thermodynamics

Last Answer : Third law of thermodynamics

What states that the entropy of a pure crystalline substance at absolute zero temperature is zero?  A. Zeroth law of thermodynamics  B. First law of thermodynamics  C. Second law of thermodynamics  D. Third law of thermodynamics

Description : What states that the entropy of a pure crystalline substance at absolute zero temperature is zero?  A. Zeroth law of thermodynamics  B. First law of thermodynamics  C. Second law of thermodynamics  D. Third law of thermodynamics

Last Answer : Third law of thermodynamics

One of the following metals froms a volatile corbony1 compound and this property is taken advantage of its extraction. This metal is

Description : One of the following metals froms a volatile corbony1 compound and this property is taken advantage of its extraction. This metal is

Last Answer : One of the following metals froms a volatile corbony1 compound and this property is taken advantage of its ... . Nickel B. Iron C. Cobalt D. Vanadium

Rotary lime kiln is an example of a/an __________ system. (A) Closed (B) Open (C) Isolated (D) Non-thermodynamic

Description : Rotary lime kiln is an example of a/an __________ system. (A) Closed (B) Open (C) Isolated (D) Non-thermodynamic

Last Answer : (B) Open

Diamond does not conduct electricity, because - (1) It's structure is very compact (2) It is of crystalline nature (3) There are only carbon atoms present in it (4) No free electrons are present in it

Description : Diamond does not conduct electricity, because - (1) It's structure is very compact (2) It is of crystalline nature (3) There are only carbon atoms present in it (4) No free electrons are present in it

Last Answer : (4) No free electrons are present in it Explanation: Diamond has a giant molecular structure. Each carbon atom is covalently bonded to four other car-bon atoms. There are no ... conduct electricity. Except for most blue diamonds, which are semiconductors, diamonds are good electrical insulators.

Diamond is harder than graphite because of – (1) difference in layers of atoms (2) tetrahedral structure of diamond (3) difference of crystalline structures (4) None of these

Description : Diamond is harder than graphite because of – (1) difference in layers of atoms (2) tetrahedral structure of diamond (3) difference of crystalline structures (4) None of these

Last Answer : (1) difference in layers of atoms Explanation: Diamond is harder than graphite because diamond has a more complex structure. Diamond's structure is like many pentagons connected together, each pentagon ... together in some way. Graphite's structure is very loose, with its bonds forming layers.

Fibres are of crystalline structure. Why ?

Description : Fibres are of crystalline structure. Why ?

Last Answer : Ans. Fibres have strong intermolecular forces of attraction which leads to close packing of their chains and impart crystalline structure.

Decarburisation of steel (A) Is the removal of carbon from iron carbide (Fe3C) (B) Affects its crystalline structure (C) Is favoured by CO2 (D) All (A), (B) and (C)

Description : Decarburisation of steel (A) Is the removal of carbon from iron carbide (Fe3C) (B) Affects its crystalline structure (C) Is favoured by CO2 (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

.Mad cow disease in cattle is caused by an organism which has (a) inert crystalline structure (b) abnormally folded protein (c) free RNA without protein coat (d) free DNA without protein coat.

Description : .Mad cow disease in cattle is caused by an organism which has (a) inert crystalline structure (b) abnormally folded protein (c) free RNA without protein coat (d) free DNA without protein coat.

Last Answer : (b) abnormally folded protein

What is the simplest unit of repetition in a crystalline structure?

Description : What is the simplest unit of repetition in a crystalline structure?

Last Answer : ANSWER: A UNIT CELL

Solids may be considered to be either crystalline noncrystalline. The basic difference between them is that a crystal, in contrast to a noncrystal: w) has a sharp melting point x) has an irregular array of atoms y) exhibits double refraction z) has a completely regular atomic or molecular structure

Description : Solids may be considered to be either crystalline noncrystalline. The basic difference between them is that a crystal, in contrast to a noncrystal: w) has a sharp melting point x) has an irregular array of atoms y) exhibits double refraction z) has a completely regular atomic or molecular structure

Last Answer : ANSWER: Z -- HAS A COMPLETELY REGULAR ATOMIC OR MOLECULAR STRUCTURE

Diamond does not conduct electricity, because (1) It’s structure is very compact (2) It is of crystalline nature (3) There are only carbon atoms present in it (4) No free electrons are present in it

Description : Diamond does not conduct electricity, because (1) It’s structure is very compact (2) It is of crystalline nature (3) There are only carbon atoms present in it (4) No free electrons are present in it

Last Answer : No free electrons are present in it

Diamond is harder than graphite because of : (1) difference in layers of atoms (2) tetrahedral structure of diamond (3) difference of crystalline structures (4) None of these

Description : Diamond is harder than graphite because of : (1) difference in layers of atoms (2) tetrahedral structure of diamond (3) difference of crystalline structures (4) None of these

Last Answer :  difference in layers of atoms

Fixed carbon in coal is defined as (A) That present in volatile matters (B) The total quantity of carbon present in the coal (C) Hundred minus the percentage of volatile matter, ash and moisture (D) The one which is present in the residue after combustion

Description : Fixed carbon in coal is defined as (A) That present in volatile matters (B) The total quantity of carbon present in the coal (C) Hundred minus the percentage of volatile matter, ash and moisture (D) The one which is present in the residue after combustion

Last Answer : (C) Hundred minus the percentage of volatile matter, ash and moisture

Ratio of primary air to secondary air increases with increase in the rank of coal, because the (A) High rank coals have higher amount of volatile matter (B) Ratio of fixed carbon to volatile matter increases (C) Oxygen content progressively decreases (D) Calorific value of the coal increases

Description : Ratio of primary air to secondary air increases with increase in the rank of coal, because the (A) High rank coals have higher amount of volatile matter (B) Ratio of fixed carbon to volatile matter increases (C) Oxygen content progressively decreases (D) Calorific value of the coal increases

Last Answer : (B) Ratio of fixed carbon to volatile matter increases

Pick out the wrong statement. (A) High concentration of oxygen in flue gas means high stack loss (B) Gaseous fuels require the least % excess air for complete combustion (C) The ratio of fixed carbon to volatile matter percentage in coal is called its 'fuel ratio' (D) Calorific value of natural gas is more than that of LPG

Description : Pick out the wrong statement. (A) High concentration of oxygen in flue gas means high stack loss (B) Gaseous fuels require the least % excess air for complete combustion (C) The ratio of fixed carbon to ... coal is called its 'fuel ratio' (D) Calorific value of natural gas is more than that of LPG

Last Answer : (D) Calorific value of natural gas is more than that of LPG

Proximate analysis of coal determines its __________ content. (A) Moisture, ash, sulphur & volatile matter (B) Moisture, volatile matter, ash & fixed carbon (C) Moisture, sulphur, nitrogen & fixed carbon (D) None of these

Description : Proximate analysis of coal determines its __________ content. (A) Moisture, ash, sulphur & volatile matter (B) Moisture, volatile matter, ash & fixed carbon (C) Moisture, sulphur, nitrogen & fixed carbon (D) None of these

Last Answer : (B) Moisture, volatile matter, ash & fixed carbon

A coal with high __________ content, would ignite most easily. (A) Fixed carbon (B) Volatile matter (C) Ash (D) Oxygen

Description : A coal with high __________ content, would ignite most easily. (A) Fixed carbon (B) Volatile matter (C) Ash (D) Oxygen

Last Answer : (B) Volatile matter

A coal having high ratio of volatile matter to fixed carbon as compared to a coal having low ratio of volatile matter to fixed carbon (A) Is less liable to spontaneous combustion on storage (B) Is more difficult to ignite and produces a shorter flame (C) Requires smaller combustion space and less secondary air (D) None of these

Description : A coal having high ratio of volatile matter to fixed carbon as compared to a coal having low ratio of volatile matter to fixed carbon (A) Is less liable to spontaneous combustion on storage (B) ... a shorter flame (C) Requires smaller combustion space and less secondary air (D) None of these

Last Answer : (D) None of these