CHEMICAL ENGINEERING | Environmental Engineering

Insufficient washing of sand grains in a rapid sand filter causes

Byadmin August 13, 2022

Question: Insufficient washing of sand grains in a rapid sand filter causes
[A].

air binding

[B].

shrinkage of filtering media

[C].

mud balls

[D].

expansion of filtering media

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Heat Transfer

In a shell and tube heat exchanger, the shell side fluid velocity can not be changed by changing the

Question: In a shell and tube heat exchanger, the shell side fluid velocity can not be changed by changing the
[A].

tube layout
[B].
tube diameter
[C].
tube pitch
[D].
no. of baffles

Answer: Option B

Explanation:

No answer description available for this question.

Read More In a shell and tube heat exchanger, the shell side fluid velocity can not be changed by changing the
CHEMICAL ENGINEERING | Mass Transfer

Large scale drying of sugar is done in a __________ dryer.

Question: Large scale drying of sugar is done in a __________ dryer.
[A].

spouted bed
[B].
tray
[C].
rotary
[D].
truck

Answer: Option C

Explanation:

No answer description available for this question.

Read More Large scale drying of sugar is done in a __________ dryer.
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

For an isothermal process, the internal energy of a gas

Question: For an isothermal process, the internal energy of a gas
[A].

increases
[B].
decreases
[C].
remains unchanged
[D].
data insufficient, can’t be predicted

Answer: Option C

Explanation:

No answer description available for this question.

Read More For an isothermal process, the internal energy of a gas
CHEMICAL ENGINEERING | Thermodynamics for Chemical

What is the number of degree of freedom for a system of two miscible non-reacting species in vapor-liquid equilibrium forming an azeotrope ?

What is the number of degree of freedom for a system of two miscible non-reacting species in vapor-liquid equilibrium forming an azeotrope ?

A. 0
B. 2
C. 1
D. 3

Read More What is the number of degree of freedom for a system of two miscible non-reacting species in vapor-liquid equilibrium forming an azeotrope ?
CHEMICAL ENGINEERING | Chemical Reaction Engineering

Backmixing is most predominant in

Question: Backmixing is most predominant in
[A].

a well stirred batch reactor.
[B].
a plug-flow reactor.
[C].
a single CSTR.
[D].
CSTR’s connected in series.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Backmixing is most predominant in
CHEMICAL ENGINEERING | Chemical Engineering Basics

Feed check valve is used in steam boilers to

Question: Feed check valve is used in steam boilers to
[A].

check the water level in the boiler.
[B].
check the feed water flow rate.
[C].
feed high pressure water to boiler and guard against its backflow through it.
[D].
none of these.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Feed check valve is used in steam boilers to

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