CHEMICAL ENGINEERING | Environmental Engineering

Inorganic impurities causing water pollution is

Byadmin August 13, 2022

Question: Inorganic impurities causing water pollution is
[A].

fats

[B].

carbohydrates

[C].

salts of metals

[D].

protein

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Mass Transfer

For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m2 , a: in-terfacial area per unit volume of tower)

Question: For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m2 , a: in-terfacial area per unit volume of tower)
[A].

[B].

[C].

[D].

Answer: Option A

Explanation:

No answer description available for this question.

Read More For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m2 , a: in-terfacial area per unit volume of tower)
CHEMICAL ENGINEERING | Chemical Engineering Basics

__________ is used for tying the steel coloumns to concrete foundation.

Question: __________ is used for tying the steel coloumns to concrete foundation.
[A].

Grouting
[B].
Eyebolt
[C].
Anchor bolts
[D].
Refractory castables

Answer: Option C

Explanation:

No answer description available for this question.

Read More __________ is used for tying the steel coloumns to concrete foundation.
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Heating of water under atmospheric pressure is an __________ process.

Question: Heating of water under atmospheric pressure is an __________ process.
[A].

isochoric
[B].
isobaric
[C].
adiabatic
[D].
isothermal

Answer: Option B

Explanation:

No answer description available for this question.

Read More Heating of water under atmospheric pressure is an __________ process.
Environmental Engineering

Chlorine demand of water is equal to________________?

Chlorine demand of water is equal to________________?

A. applied chlorine
B. residual chlorine
C. sum of applied and residual chlorine
D. difference of applied and residual chlorine

Read More Chlorine demand of water is equal to________________?
CHEMICAL ENGINEERING | Environmental Engineering

Ozone is

Question: Ozone is
[A].

a primary pollutant.
[B].
a secondary pollutant.
[C].
impervious to ultra-violet rays.
[D].
both (b) and (c)

Answer: Option D

Explanation:

No answer description available for this question.

Read More Ozone is
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Choose the condition that must be specified in order to liquify CO2 (triple point for CO2 is – 57°C and 5.2 atm).

Question: Choose the condition that must be specified in order to liquify CO2 (triple point for CO2 is – 57°C and 5.2 atm).
[A].

Pressure must be kept below 5.2 atm.
[B].
Temperature must be kept above – 57°C.
[C].
Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C.
[D].
Pressure and temperature must be kept below 5.2 atm. and – 57°C respectively.

Answer: Option D

Explanation:

No answer description available for this question.

Read More Choose the condition that must be specified in order to liquify CO2 (triple point for CO2 is – 57°C and 5.2 atm).

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