CHEMICAL ENGINEERING | Chemical Process

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

Byadmin August 10, 2022

Question: __________ is used as a flux in the extraction of iron from iron ore (hametite) in blast furnace.
[A].

Bauxite

[B].

Limestone

[C].

Quartz

[D].

Manganese

Answer: Option B

Explanation:

No answer description available for this question.

Chemical Process

Pasteurisation of milk means______________________?

Pasteurisation of milk means______________________?

A. Removal of fatty and albuminous substance from it
B. Killing of organisms present in it by heating it at controlled temperature without changing its
natural characteristics
C. Inhibiting the growth of micro-organisms without killing them
D. None of these

Read More Pasteurisation of milk means______________________?
CHEMICAL ENGINEERING | Chemical Process

90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at __________ °C.

Question: 90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at __________ °C.
[A].

<0
[B].
10-30
[C].
250-280
[D].
500-600

Answer: Option B

Explanation:

No answer description available for this question.

Read More 90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at __________ °C.
CHEMICAL ENGINEERING | Mass Transfer

A solid is being dried in the linear drying rate regime from moisture content Xo to XF. The drying rate is zero at X = 0 and the critical moisture content is the same as the initial moisture Xo. The drying time for M = (Ls/ARc) is (where, L = total mass of dry solid, A = total surface area for drying Rc = Constant maximum drying rate per unit area X = moisture content (in mass of water/mass of dry solids))

Question: A solid is being dried in the linear drying rate regime from moisture content Xo to XF. The drying rate is zero at X = 0 and the critical moisture content is the same as the initial moisture Xo. The drying time for M = (Ls/ARc) is (where, L = total mass of dry solid, A = total surface area for drying Rc = Constant maximum drying rate per unit area X = moisture content (in mass of water/mass of dry solids))
[A].

M(Xo – XF)
[B].
M(Xo/XF)
[C].
M ln(Xo/XF)
[D].
MXo ln(Xo/XF)

Answer: Option D

Explanation:

No answer description available for this question.

Read More A solid is being dried in the linear drying rate regime from moisture content Xo to XF. The drying rate is zero at X = 0 and the critical moisture content is the same as the initial moisture Xo. The drying time for M = (Ls/ARc) is (where, L = total mass of dry solid, A = total surface area for drying Rc = Constant maximum drying rate per unit area X = moisture content (in mass of water/mass of dry solids))
CHEMICAL ENGINEERING | Chemical Engineering Basics

Faraday’s law of electrolysis is related to the

Question: Faraday’s law of electrolysis is related to the
[A].

cation speed.
[B].
atomic number of the cation.
[C].
equivalent mass of the electrolyte.
[D].
none of these.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Faraday’s law of electrolysis is related to the
Chemical Process

Conversion of CO to CO2 by steam in presence of a catalyst is called__________________?

Conversion of CO to CO2 by steam in presence of a catalyst is called__________________?

A. Steam reforming
B. Shift conversion
C. Steam gasification
D. None of these

Read More Conversion of CO to CO2 by steam in presence of a catalyst is called__________________?
CHEMICAL ENGINEERING | Chemical Engineering Basics

A fine grained grinding wheel should not be used for grinding __________ materials.

Question: A fine grained grinding wheel should not be used for grinding __________ materials.
[A].

hard
[B].
brittle
[C].
soft & ductile
[D].
none of these

Answer: Option C

Explanation:

No answer description available for this question.

Read More A fine grained grinding wheel should not be used for grinding __________ materials.

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