CHEMICAL ENGINEERING | Fluid Mechanics

Boundary layer separation is caused by the

Byadmin August 13, 2022

Question: Boundary layer separation is caused by the
[A].

reduction of pressure to vapour pressure.

[B].

boundary layer thickness reducing to zero.

[C].

adverse pressure gradient.

[D].

reduction of pressure gradient to zero.

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Fuels and Combustion

Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases.

Question: Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases.
[A].

CO content
[B].
dew point
[C].
CO2 content
[D].
O2 content

Answer: Option A

Explanation:

No answer description available for this question.

Read More Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases.
CHEMICAL ENGINEERING | Chemical Engineering Basics

Mho’s scale of hardness, which consists of 10 standard minerals is used for the measurement of __________ hardness.

Question: Mho’s scale of hardness, which consists of 10 standard minerals is used for the measurement of __________ hardness.
[A].

scratch
[B].
indentation
[C].
dynamic
[D].
rebound

Answer: Option A

Explanation:

No answer description available for this question.

Read More Mho’s scale of hardness, which consists of 10 standard minerals is used for the measurement of __________ hardness.
CHEMICAL ENGINEERING | Mass Transfer

Dried finished product sampled from various parts of a __________ dryer exhibits non-uniformity in the moisture content.

Question: Dried finished product sampled from various parts of a __________ dryer exhibits non-uniformity in the moisture content.
[A].

rotary
[B].
tray
[C].
freeze
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More Dried finished product sampled from various parts of a __________ dryer exhibits non-uniformity in the moisture content.
CHEMICAL ENGINEERING | Environmental Engineering

Direct reaction of unsaturated hydrocarbons with either NO or NO2 produces an eye irritating pollutant compound known as

Question: Direct reaction of unsaturated hydrocarbons with either NO or NO2 produces an eye irritating pollutant compound known as
[A].

photochemical smog.
[B].
peroxy acetyl nitrate (PAN) or methyl nitrile.
[C].
benzopyrene.
[D].
poly acrylonitrile

Answer: Option B

Explanation:

No answer description available for this question.

Read More Direct reaction of unsaturated hydrocarbons with either NO or NO2 produces an eye irritating pollutant compound known as
CHEMICAL ENGINEERING | Environmental Engineering

Hazardous/polluting chemical industries should have an ‘exclusion zone’ with a green belt and general public access prohibited around it, covering a radius of ____ metres.

Question: Hazardous/polluting chemical industries should have an ‘exclusion zone’ with a green belt and general public access prohibited around it, covering a radius of ____ metres.
[A].

100
[B].
1000
[C].
400
[D].
4000

Answer: Option B

Explanation:

No answer description available for this question.

Read More Hazardous/polluting chemical industries should have an ‘exclusion zone’ with a green belt and general public access prohibited around it, covering a radius of ____ metres.
CHEMICAL ENGINEERING | Chemical Reaction Engineering

For a mixed flow reactor operating at steady state, the rate of reaction is given by

Question: For a mixed flow reactor operating at steady state, the rate of reaction is given by
[A].

[B].

[C].

[D].

Answer: Option C

Explanation:

No answer description available for this question.

Read More For a mixed flow reactor operating at steady state, the rate of reaction is given by

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