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.

Chemical Process
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.

8500

4000

1600

800

8500

4000

1600

800

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Chemical Process
Finely ground calcium aluminate & silicate is a/an

Cermet

Abrasive

Explosive

Cement

Cermet

Abrasive

Explosive

Cement

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Chemical Process
Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used

As a foam depressant in distillation column

As a lubricant

In hard water for cleaning of cloth

As a rust preventive

As a foam depressant in distillation column

As a lubricant

In hard water for cleaning of cloth

As a rust preventive

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Chemical Process
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

Improve the rate of crystallisation of sugar

Adjust the pH of the syrup

Reduce the viscosity of the syrup

Remove the coloring matter from the syrup

Improve the rate of crystallisation of sugar

Adjust the pH of the syrup

Reduce the viscosity of the syrup

Remove the coloring matter from the syrup

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Chemical Process
Lurgi coal gasifier is a pressurised __________ bed reactor.

Moving

Fluidised

Fixed

Entrained

Moving

Fluidised

Fixed

Entrained

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Chemical Process
The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is

Ultraviolet light

Dilute H₂SO₄

Oleum

None of these

Ultraviolet light

Dilute H₂SO₄

Oleum

None of these

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Chemical Process

Chemical Process 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.

Chemical Process Finely ground calcium aluminate & silicate is a/an

Chemical Process Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used

Chemical Process 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

Chemical Process Lurgi coal gasifier is a pressurised __________ bed reactor.

Chemical Process The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is

Chemical Process
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.

Chemical Process
Finely ground calcium aluminate & silicate is a/an

Chemical Process
Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used

Chemical Process
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

Chemical Process
Lurgi coal gasifier is a pressurised __________ bed reactor.

Chemical Process
The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is