CHEMICAL ENGINEERING | Fertiliser Technology

With increases in pressure, the conversion of ammonium carbamate into urea

Byadmin August 13, 2022

Question: With increases in pressure, the conversion of ammonium carbamate into urea
[A].

increases

[B].

decreases

[C].

remains unaltered

[D].

can either increase or decrease depends on biuret content

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Heat Transfer

LMTD for evaporators & condensers for a given terminal parameters & set of conditions for counterflow is equal to that for parallel flow. In such heat exchangers, with one of the fluids condensing or evaporating, the surface area required is the least in the __________ flow.

Question: LMTD for evaporators & condensers for a given terminal parameters & set of conditions for counterflow is equal to that for parallel flow. In such heat exchangers, with one of the fluids condensing or evaporating, the surface area required is the least in the __________ flow.
[A].

parallel
[B].
mixed
[C].
counterflow
[D].
same in either ‘a’, b’ or ‘c’

Answer: Option D

Explanation:

No answer description available for this question.

Read More LMTD for evaporators & condensers for a given terminal parameters & set of conditions for counterflow is equal to that for parallel flow. In such heat exchangers, with one of the fluids condensing or evaporating, the surface area required is the least in the __________ flow.
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

In which of the following reaction equilibria, the value of equilibrium constant Kp will be more than is Kc ?

Question: In which of the following reaction equilibria, the value of equilibrium constant Kp will be more than is Kc ?
[A].

2HI H2 + I2
[B].
N2O4 2NO2
[C].
2SO2 + O2 2SO3
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More In which of the following reaction equilibria, the value of equilibrium constant Kp will be more than is Kc ?
CHEMICAL ENGINEERING | Environmental Engineering

Moist atmospheric air at high temperature (e.g., in summer) having high concentration of sulphur dioxide causes

Question: Moist atmospheric air at high temperature (e.g., in summer) having high concentration of sulphur dioxide causes
[A].

fading of dyes on textiles.
[B].
corrosion, tarnishing & soiling of metals.
[C].
reduced strength of textiles.
[D].
all (a), (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

Read More Moist atmospheric air at high temperature (e.g., in summer) having high concentration of sulphur dioxide causes
CHEMICAL ENGINEERING | Chemical Process

Dry ice (solidified CO2) is used for the

Question: Dry ice (solidified CO2) is used for the
[A].

storage & shipment of frozen foods and ice-creams.
[B].
liquefaction of permanent gases.
[C].
liquefaction of natural gas.
[D].
none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Dry ice (solidified CO2) is used for the
CHEMICAL ENGINEERING | Chemical Engineering Basics

Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles (i.e., froth), which will hold the ore particles, but it does not affect the floatability of minerals. Which of the following is not used as a frother?

Question: Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles (i.e., froth), which will hold the ore particles, but it does not affect the floatability of minerals. Which of the following is not used as a frother?
[A].

Cresylic acid
[B].
Xanthaies
[C].
Pine oil
[D].
all ‘a’ ‘b’ & ‘c’

Answer: Option B

Explanation:

No answer description available for this question.

Read More Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles (i.e., froth), which will hold the ore particles, but it does not affect the floatability of minerals. Which of the following is not used as a frother?
CHEMICAL ENGINEERING | Chemical Engineering Basics

Dislocations are __________ defects.

Question: Dislocations are __________ defects.
[A].

point
[B].
line
[C].
volume
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More Dislocations are __________ defects.

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