The compressive strength of cement should not be less than about 110Kg/cm² after three days & not less than 170Kg/cm² after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm²/gm.

Question

The compressive strength of cement should not be less than about 110Kg/cm² after three days & not less than 170Kg/cm² after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm²/gm.

A. 800

B. 1600

C. 4000

D. 8500

Correct Answer :

B. 1600

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Calgon used in water treatment is chemically

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The enzyme which converts starch into the disaccharides maltose is

C. Yeast

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Ordinary glass is not a/an

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SO2 is bubbled through hot sugar cane juice to

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Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid.

D. Dacron

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Acrylonitrile is mainly used in the __________ industry.

C. Dyeing

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99.5% purity oxygen is used in

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Chloramines are used in water treatment for

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Polycaprolactam is commercially known as

C. Dacron

D. Rayon

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Baking soda is chemically represented by

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CaSO4 . ½H₂O is known as

C. Gypsum

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Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the

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Pick out the false statement pertaining to water treatment.

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Paper grade bamboo contains about __________ percent cellulose.

A. 5

B. 20

C. 40

D. 60

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Main use of hydrazine is

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Esterification reaction

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Hydrogenation of oil does not

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One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed by carbonation of the resulting solution. The purpose of this step is to

Discuss this answer

Dry ice (solidified CO₂) is used for the

Discuss this answer

Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process.

Discuss this answer

Styrene butadiene rubber (SBR) is

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The biochemical treatment applied to sewage effluents is a process of

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Basic oxide is absent in __________ glass.

A. Flint

B. Pyrex

C. Quartz

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The main use of HCl is in the

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An alkali metal salt of Palmitic acid is known as

A. Soap

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__________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace.

C. Quartz

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Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of

Discuss this answer

Widely used method for the conditioning of boiler feed water is the

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Which oil is preferred for paint manufacture?

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Paper pulp produced by Kraft/sulphate process is

Discuss this answer

Answer 1

A. Sodium phosphate

Answer 2

B. Sodium hexametaphosphate

Answer 3

C. Calcium phosphate

Answer 4

D. Tricresyl phosphate

Answer 5

A. Diastase

Answer 6

B. Maltase

Answer 7

D. None of these

Answer 8

A. Amorphous isotropic material

Answer 9

B. Supercooled liquid

Answer 10

C. Material with sharp definite melting point

Answer 11

D. Electrical insulator

Answer 12

A. Act as an acidifying agent

Answer 13

B. Increase its concentration

Answer 14

C. Increase the amount of molasses

Answer 15

D. Increase the crystal size

Answer 16

A. Phthalic anhydride

Answer 17

B. Vinyl chloride

Answer 18

C. Maleic anhydride

Answer 19

A. Polymer

Answer 20

B. Printing

Answer 21

D. Photographic

Answer 22

A. Cutting and welding by oxy-acetylene flame

Answer 23

B. Hospitals for medicinal purposes

Answer 24

C. Gas masks and artificial breathing apparatus

Answer 25

D. All (A), (B), and (C)

Answer 26

A. Disinfection and control of taste & odour

Answer 27

B. Corrosion control

Answer 28

C. Removing turbidity

Answer 29

D. Control of bacteria

Answer 30

A. Nylon-6

Answer 31

B. Nylon-66

Answer 32

A. Na₂CO₃

Answer 33

B. NaHCO₃

Answer 34

C. Na₂CO₃.H₂O

Answer 35

D. Na₂CO₃.10H₂O

Answer 36

A. Blue vitriol

Answer 37

B. Plaster of Paris

Answer 38

D. Zeolite

Answer 39

A. Fertiliser manufacture

Answer 40

B. Car battery solution

Answer 41

C. Synthesis of oleum

Answer 42

D. Water treatment

Answer 43

A. Aeration of water is effective in CO2 removal

Answer 44

B. The zeolite water softening process reduces the hardness of water by not more than 50%

Answer 45

C. Sodium sulphate or sodium carbonate do not cause hardness in water

Answer 46

D. Water with pH value less than 7, is acidic

Answer 47

A. As a rocket fuel

Answer 48

B. In water treatment

Answer 49

C. As a disinfectant

Answer 50

D. As fire retardant

Answer 51

A. Produces soap

Answer 52

B. Is reversible

Answer 53

C. Is a reaction between an alcohol and an organic acid

Answer 54

D. All (A), (B) and (C)

Answer 55

A. Remove double bonds

Answer 56

B. Raise its melting point

Answer 57

C. Improve its resistance to oxidation

Answer 58

D. None of these

Answer 59

A. Adjust the pH of the syrup

Answer 60

B. Remove the coloring matter from the syrup

Answer 61

C. Reduce the viscosity of the syrup

Answer 62

D. Improve the rate of crystallisation of sugar

Answer 63

A. Storage & shipment of frozen foods and ice-creams

Answer 64

B. Liquefaction of permanent gases

Answer 65

C. Liquefaction of natural gas

Answer 66

D. None of these

Answer 67

A. Mechanical

Answer 68

B. Sulphate/Kraft

Answer 69

C. Sulphite

Answer 70

D. Neutral sulphite semi-chemical

Answer 71

A. A natural rubber

Answer 72

B. A synthetic polymer

Answer 73

C. A synthetic monomer

Answer 74

D. Another name of silicone rubber

Answer 75

A. Dehydration

Answer 76

B. Reduction

Answer 77

C. Oxidation

Answer 78

D. Polymerisation

Answer 79

D. All (A), (B) & (C)

Answer 80

A. Drilling of petroleum wells and pickling of steel sheets

Answer 81

B. Manufacture of cationic detergent

Answer 82

C. Treatment of spent fuel of nuclear reactor

Answer 83

D. None of these

Answer 84

B. Metallic soap

Answer 85

C. Detergent

Answer 86

D. Alkaloid

Answer 87

A. Bauxite

Answer 88

B. Limestone

Answer 89

D. Manganese

Answer 90

A. Calcium sulphate

Answer 91

B. Sodium chloride

Answer 92

C. Sodium sulphate

Answer 93

D. Magnesium chloride

Answer 94

A. Cold lime process

Answer 95

B. Coagulation

Answer 96

C. Hot-lime soda process

Answer 97

D. Sequestration

Answer 98

A. Drying oil

Answer 99

B. Non-drying oil

Answer 100

C. Semi-drying oil

Answer 101

D. Saturated oil

Answer 102

A. Bleached easily

Answer 103

B. Dull white in color

Answer 104

C. Strong fibrous

Answer 105

D. Dark colored

The compressive strength of cement should not be less than about 110Kg/cm² after three days & not less than 170Kg/cm² after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm²/gm.

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Calgon used in water treatment is chemically

The enzyme which converts starch into the disaccharides maltose is

Ordinary glass is not a/an

SO2 is bubbled through hot sugar cane juice to

Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid.

Acrylonitrile is mainly used in the __________ industry.

99.5% purity oxygen is used in

Chloramines are used in water treatment for

Polycaprolactam is commercially known as

Baking soda is chemically represented by

CaSO4 . ½H₂O is known as

Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the

Pick out the false statement pertaining to water treatment.

Paper grade bamboo contains about __________ percent cellulose.

Main use of hydrazine is

Esterification reaction

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One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed by carbonation of the resulting solution. The purpose of this step is to

Dry ice (solidified CO₂) is used for the

Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process.

Styrene butadiene rubber (SBR) is

The biochemical treatment applied to sewage effluents is a process of

Basic oxide is absent in __________ glass.

The main use of HCl is in the

An alkali metal salt of Palmitic acid is known as

__________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace.

Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of

Widely used method for the conditioning of boiler feed water is the

Which oil is preferred for paint manufacture?

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Also checkout

The compressive strength of cement should not be less than about 110Kg/cm2 after three days & not less than 170Kg/cm2 after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm2/gm.

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Calgon used in water treatment is chemically

The enzyme which converts starch into the disaccharides maltose is

Ordinary glass is not a/an

SO2 is bubbled through hot sugar cane juice to

Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid.

Acrylonitrile is mainly used in the __________ industry.

99.5% purity oxygen is used in

Chloramines are used in water treatment for

Polycaprolactam is commercially known as

Baking soda is chemically represented by

CaSO4 . ½H2O is known as

Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the

Pick out the false statement pertaining to water treatment.

Paper grade bamboo contains about __________ percent cellulose.

Main use of hydrazine is

Esterification reaction

Hydrogenation of oil does not

One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed by carbonation of the resulting solution. The purpose of this step is to

Dry ice (solidified CO2) is used for the

Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process.

Styrene butadiene rubber (SBR) is

The biochemical treatment applied to sewage effluents is a process of

Basic oxide is absent in __________ glass.

The main use of HCl is in the

An alkali metal salt of Palmitic acid is known as

__________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace.

Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of

Widely used method for the conditioning of boiler feed water is the

Which oil is preferred for paint manufacture?

Paper pulp produced by Kraft/sulphate process is

Also checkout

The compressive strength of cement should not be less than about 110Kg/cm² after three days & not less than 170Kg/cm² after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm²/gm.

CaSO4 . ½H₂O is known as

Dry ice (solidified CO₂) is used for the