CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

For spontaneous changes in an isolated system (S = entropy)

Byadmin August 8, 2022

Question: For spontaneous changes in an isolated system (S = entropy)
[A].

ds = 0

[B].

ds <0

[C].

ds > 0

[D].

ds = Constant

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Fuels and Combustion

Commercial production of petrol from coal (as practised in a factory at Sasol in South Africa) is done by the __________ of coal.

Question: Commercial production of petrol from coal (as practised in a factory at Sasol in South Africa) is done by the __________ of coal.
[A].

hydrogenation
[B].
gasification
[C].
carbonisation
[D].
none of these

Answer: Option A

Explanation:

No answer description available for this question.

Read More Commercial production of petrol from coal (as practised in a factory at Sasol in South Africa) is done by the __________ of coal.
CHEMICAL ENGINEERING | Fuels and Combustion

Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about __________ °C.

Question: Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about __________ °C.
[A].

400-500
[B].
900-1000
[C].
1400-1500
[D].
1700-1800

Answer: Option B

Explanation:

No answer description available for this question.

Read More Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about __________ °C.
CHEMICAL ENGINEERING | Fertiliser Technology

Nitrogenous fertiliser is required

Question: Nitrogenous fertiliser is required
[A].

during the early stage of growth to promote development of stem and leaves.
[B].
for accelerating fruit formation in later stage of growth.
[C].
to lessen the effect of excessive potash application.
[D].
none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Nitrogenous fertiliser is required
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

is the mathematical expression for

Question: is the mathematical expression for
[A].

specific heat at constant pressure (Cp).
[B].
specific heat at constant volume (Cv).
[C].
Joule-Thompson co-efficient.
[D].
none of these.

Answer: Option C

Explanation:

No answer description available for this question.

Read More is the mathematical expression for
CHEMICAL ENGINEERING | Chemical Engineering Basics

__________ circuit is most commonly used to measure strain with the help of a strain gauge.

Question: __________ circuit is most commonly used to measure strain with the help of a strain gauge.
[A].

Ballast
[B].
Voltage balancing potentiometric
[C].
Simple current sensitive
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More __________ circuit is most commonly used to measure strain with the help of a strain gauge.
CHEMICAL ENGINEERING | Thermodynamics for Chemical

At triple point (for one component system), vapour pressure of solid as compared to that of liquid will be________________?

At triple point (for one component system), vapour pressure of solid as compared to that of liquid will be________________?

A. More
B. Less
C. Same
D. More or less; depending on the system

Read More At triple point (for one component system), vapour pressure of solid as compared to that of liquid will be________________?

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