CHEMICAL ENGINEERING

Gratings is associated with the measurement of____________________?

Byadmin February 7, 2019August 20, 2021

Gratings is associated with the measurement of____________________?

A. Linear displacement
B. Concavity/convexity
C. Surface texture
D. Flatness

CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

A reasonably general expression for vapour-liquid phase equilibrium at low to moderate pressure is Φi yi P = Yi xi fi° where, Φ is a vapor fugacity component, Yi is the liquid activity co-efficient and fi° is the fugacity of the pure component i. the Ki value (Yi = Ki xi) is therefore, in general a function of

Question: A reasonably general expression for vapour-liquid phase equilibrium at low to moderate pressure is Φi yi P = Yi xi fi° where, Φ is a vapor fugacity component, Yi is the liquid activity co-efficient and fi° is the fugacity of the pure component i. the Ki value (Yi = Ki xi) is therefore, in general a function of
[A].

temperature only.
[B].
temperature and pressure only.
[C].
temperature, pressure and liquid composition xi only.
[D].
temperature, pressure, liquid composition xi and vapour composition yi.

Answer: Option C

Explanation:

No answer description available for this question.

Read More A reasonably general expression for vapour-liquid phase equilibrium at low to moderate pressure is Φi yi P = Yi xi fi° where, Φ is a vapor fugacity component, Yi is the liquid activity co-efficient and fi° is the fugacity of the pure component i. the Ki value (Yi = Ki xi) is therefore, in general a function of
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Free energy change at equilibrium is

Question: Free energy change at equilibrium is
[A].

zero
[B].
positive
[C].
negative
[D].
indeterminate

Answer: Option A

Explanation:

No answer description available for this question.

Read More Free energy change at equilibrium is
CHEMICAL ENGINEERING | Chemical Engineering Basics

For separating small pieces of metal from engine oil of a car, the best separating technique is the

Question: For separating small pieces of metal from engine oil of a car, the best separating technique is the
[A].

chromatography
[B].
evaporation
[C].
filtration
[D].
fractional distillation

Answer: Option C

Explanation:

No answer description available for this question.

Read More For separating small pieces of metal from engine oil of a car, the best separating technique is the
CHEMICAL ENGINEERING | Chemical Engineering Basics

Calorific value of __________ are almost same.

Question: Calorific value of __________ are almost same.
[A].

lignite & anthracite coal
[B].
lignite & coal gas
[C].
petrol & diesel
[D].
coal gas & natural gas

Answer: Option C

Explanation:

No answer description available for this question.

Read More Calorific value of __________ are almost same.
CHEMICAL ENGINEERING | Environmental Engineering

Bag filter design is predominantly dependent on gas temperature, as it affects the gas density & viscosity and the selection of filtering material. The pressure drop in a bag filter is

Question: Bag filter design is predominantly dependent on gas temperature, as it affects the gas density & viscosity and the selection of filtering material. The pressure drop in a bag filter is
[A].

inversely proportional to viscosity of gas.
[B].
proportional to the viscosity & density of the gas.
[C].
proportional to the pressure of the gas.
[D].
both (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

Read More Bag filter design is predominantly dependent on gas temperature, as it affects the gas density & viscosity and the selection of filtering material. The pressure drop in a bag filter is
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Melting of ice is an example of an __________ process.

Question: Melting of ice is an example of an __________ process.
[A].

adiabatic
[B].
isothermal
[C].
isometric
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More Melting of ice is an example of an __________ process.

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