CHEMICAL ENGINEERING | Chemical Process

Most widely and commonly used coagulant for the removal of suspended impurities in water is

Byadmin August 10, 2022

Question: Most widely and commonly used coagulant for the removal of suspended impurities in water is
[A].

bleaching powder

[B].

slaked lime

[C].

alum

[D].

copper sulphate

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

In an adiabatic process, the

Question: In an adiabatic process, the
[A].

heat transfer is zero.
[B].
temperature change is zero.
[C].
work done is a path function.
[D].
enthalpy remains constant.

Answer: Option A

Explanation:

No answer description available for this question.

Read More In an adiabatic process, the
Chemical Process

Starting raw material for the manufacture of Maleic anhydride is___________________?

Starting raw material for the manufacture of Maleic anhydride is___________________?

A. n-butene
B. Benzene
C. Either A. or B.
D. Neither A. nor B.

Read More Starting raw material for the manufacture of Maleic anhydride is___________________?
CHEMICAL ENGINEERING | Fluid Mechanics

For laminar flow of a shear thinning liquid in a pipe, if the volumetric flow rate is doubled, the pressure gradient will increase by a factor of

Question: For laminar flow of a shear thinning liquid in a pipe, if the volumetric flow rate is doubled, the pressure gradient will increase by a factor of
[A].

2
[B].
<2
[C].
>2
[D].
1/2

Answer: Option A

Explanation:

No answer description available for this question.

Read More For laminar flow of a shear thinning liquid in a pipe, if the volumetric flow rate is doubled, the pressure gradient will increase by a factor of
CHEMICAL ENGINEERING | Heat Transfer

In thermal radiation for a black body (where, ε is emissivity and α is absorptivity)

Question: In thermal radiation for a black body (where, ε is emissivity and α is absorptivity)
[A].

α = 1; ε ≠ 1
[B].
α ≠ 1, ε = 1
[C].
α ≠ 1, ε ≠ 1
[D].
α = 1; ε = 1

Answer: Option D

Explanation:

No answer description available for this question.

Read More In thermal radiation for a black body (where, ε is emissivity and α is absorptivity)
CHEMICAL ENGINEERING | Mass Transfer

One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult’s law is obeyed, then changing the feed composition would effect

Question: One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult’s law is obeyed, then changing the feed composition would effect
[A].

the product composition but not the fraction vaporised.
[B].
the product composition as well as the fraction vaporised.
[C].
the fraction vaporised but not the product composition.
[D].
neither the product composition nor the fraction vaporised.

Answer: Option C

Explanation:

No answer description available for this question.

Read More One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult’s law is obeyed, then changing the feed composition would effect
CHEMICAL ENGINEERING | Chemical Engineering Basics

In a totally irreversible isothermal expansion process for an ideal gas, ΔE = 0, ΔH = 0. Then ΔQ and ΔS will be

Question: In a totally irreversible isothermal expansion process for an ideal gas, ΔE = 0, ΔH = 0. Then ΔQ and ΔS will be
[A].

ΔQ = 0, ΔS=0
[B].
ΔQ = 0 , ΔS = +ve
[C].
ΔQ = 0, ΔS = -ve
[D].
ΔQ = +ve , ΔS= +ve

Answer: Option B

Explanation:

No answer description available for this question.

Read More In a totally irreversible isothermal expansion process for an ideal gas, ΔE = 0, ΔH = 0. Then ΔQ and ΔS will be

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