CHEMICAL ENGINEERING | Environmental Engineering

Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the

Byadmin August 12, 2022

Question: Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the
[A].

gravity settling chamber

[B].

cyclone separator

[C].

electrostatic precipitator

[D].

bag filter

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING

In fluid flow, and heat and mass transfer, one encounters (i) kinematic velocity (μ), (ii) molecular diffusivity (ζ) and thermal diffusivity (α). The units of these quantities are ?

In fluid flow, and heat and mass transfer, one encounters (i) kinematic velocity (μ), (ii) molecular diffusivity (ζ) and thermal diffusivity (α). The units of these quantities are ?

A. μ , α and θ all have units of m/s
B. μ , α and θ all have units of m2/s
C. α and θ have units of m2/s, while μ has unit of m/s
D. α and θ have units of m/s, while μ has unit of m2/s

Read More In fluid flow, and heat and mass transfer, one encounters (i) kinematic velocity (μ), (ii) molecular diffusivity (ζ) and thermal diffusivity (α). The units of these quantities are ?
CHEMICAL ENGINEERING | Fertiliser Technology

A potassic fertiliser contains 50% K2O. It could be

Question: A potassic fertiliser contains 50% K2O. It could be
[A].

potassium sulphate.
[B].
potassium chloride.
[C].
a mixture of NaCl+ KCl.
[D].
none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Read More A potassic fertiliser contains 50% K2O. It could be
CHEMICAL ENGINEERING | Fuels and Combustion

In high temperature carbonisation of coal compared to low temperature carbonisation

Question: In high temperature carbonisation of coal compared to low temperature carbonisation
[A].

yield of ammonia is less.
[B].
aromatic content of tar is low.
[C].
H2 content in the coke oven gas is more.
[D].
calorific value of the coke oven gas is lower.

Answer: Option C

Explanation:

No answer description available for this question.

Read More In high temperature carbonisation of coal compared to low temperature carbonisation
CHEMICAL ENGINEERING | Furnace Technology

Air filtration in a furnace

Question: Air filtration in a furnace
[A].

reduces its thermal efficiency.
[B].
is indicated by flame sting out.
[C].
increases the flue gas temperature.
[D].
none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Air filtration in a furnace
CHEMICAL ENGINEERING | Chemical Engineering Basics

If the head is doubled in & centrifugal pump, the power required will increase in the ratio of

Question: If the head is doubled in & centrifugal pump, the power required will increase in the ratio of
[A].

23
[B].
23/2
[C].
25/2
[D].
21/3

Answer: Option B

Explanation:

No answer description available for this question.

Read More If the head is doubled in & centrifugal pump, the power required will increase in the ratio of
CHEMICAL ENGINEERING | Fluid Mechanics

__________ pumps are axial flow pumps.

Question: __________ pumps are axial flow pumps.
[A].

Turbine
[B].
Propeller
[C].
Diffuser
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More __________ pumps are axial flow pumps.

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