CHEMICAL ENGINEERING | Chemical Process

Hydrogenation of edible vegetable oils

Byadmin August 10, 2022

Question: Hydrogenation of edible vegetable oils
[A].

is an exothermic reaction.

[B].

increases their melting point.

[C].

is done in presence of nickel catalyst.

[D].

all (a), (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Mass Transfer

Deairation (removal of O2) of water is done by

Question: Deairation (removal of O2) of water is done by
[A].

rectification
[B].
absorption
[C].
ion-exchange
[D].
adsorption

Answer: Option C

Explanation:

No answer description available for this question.

Read More Deairation (removal of O2) of water is done by
CHEMICAL ENGINEERING | Heat Transfer

Heat transfer co-efficient (h1) for liquids increases with

Question: Heat transfer co-efficient (h1) for liquids increases with
[A].

increasing temperature.
[B].
decreasing temperature.
[C].
decreasing Reynolds number.
[D].
none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Heat transfer co-efficient (h1) for liquids increases with
Chemical Process

Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the _____________ process?

Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the _____________ process?

A. Mechanical
B. Sulphate/Kraft
C. Sulphite
D. Neutral sulphite semi-chemical

Read More Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the _____________ process?
CHEMICAL ENGINEERING | Heat Transfer

Out of 100 kcal/second of incident radiant energy on the surface of a thermally transparent body, 300 kcal/second is reflected back. If the transmissivity of the body is 0.25, the emissivity of the surface will be

Question: Out of 100 kcal/second of incident radiant energy on the surface of a thermally transparent body, 300 kcal/second is reflected back. If the transmissivity of the body is 0.25, the emissivity of the surface will be
[A].

0.35
[B].
0.45
[C].
0.55
[D].
0.85

Answer: Option B

Explanation:

No answer description available for this question.

Read More Out of 100 kcal/second of incident radiant energy on the surface of a thermally transparent body, 300 kcal/second is reflected back. If the transmissivity of the body is 0.25, the emissivity of the surface will be
CHEMICAL ENGINEERING | Chemical Engineering Basics

A particle is settling in a liquid under Stokesian conditions. The free falling velocity of the particle is proportional to

Question: A particle is settling in a liquid under Stokesian conditions. The free falling velocity of the particle is proportional to
[A].

particle diameter
[B].
particle diameter
[C].
(particle diameter)2
[D].
(particle diameter)3

Answer: Option B

Explanation:

No answer description available for this question.

Read More A particle is settling in a liquid under Stokesian conditions. The free falling velocity of the particle is proportional to
CHEMICAL ENGINEERING | Chemical Reaction Engineering

In a/an __________ vessel, the fluid enters and leaves following plug flow.

Question: In a/an __________ vessel, the fluid enters and leaves following plug flow.
[A].

open
[B].
closed
[C].
open-closed
[D].
close-opened

Answer: Option B

Explanation:

No answer description available for this question.

Read More In a/an __________ vessel, the fluid enters and leaves following plug flow.

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