CHEMICAL ENGINEERING | Fuels and Combustion

Calorific value of

Byadmin August 17, 2022

Question: Calorific value of
[A].

light paraffinic fuel oils is equal to that of equivalent olefins.

[B].

n-paraffin is lower than that of iso-paraffins of the same compounds.

[C].

light paraffinic fuel oils is higher than that of equivalent olefins.

[D].

light paraffinic fuel oils is lower than that of equivalent olefins.

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Process

Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at __________ °C.

Question: Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at __________ °C.
[A].

15-30
[B].
90-100
[C].
250-300
[D].
<0

Answer: Option A

Explanation:

No answer description available for this question.

Read More Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at __________ °C.
CHEMICAL ENGINEERING | Fluid Mechanics

For one dimensional flow of an incompressible fluid in unsteady state in x-direction, the continuity equation is given by

Question: For one dimensional flow of an incompressible fluid in unsteady state in x-direction, the continuity equation is given by
[A].

[B].

[C].

[D].

Answer: Option A

Explanation:

No answer description available for this question.

Read More For one dimensional flow of an incompressible fluid in unsteady state in x-direction, the continuity equation is given by
Fuels and Combustion

Light oil whose major component is Benzol, is obtained by the distillation of crude tar in the temperature range of _____________ °C?

Light oil whose major component is Benzol, is obtained by the distillation of crude tar in the temperature range of _____________ °C?

A. 80-170
B. 200-300
C. 250-270
D. 280-300

Read More Light oil whose major component is Benzol, is obtained by the distillation of crude tar in the temperature range of _____________ °C?
Fuels and Combustion

Benzene is used__________________?

Benzene is used__________________?

A. As a motor fuel
B. As an explosive
C. For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR)
D. As a perfume

Read More Benzene is used__________________?
CHEMICAL ENGINEERING | Chemical Engineering Basics

Identify the false statement

Question: Identify the false statement
[A].

Martensitic steels are less susceptible to pitting corrosion than austenitic steels.
[B].
Pitting corrosion is usually very localised.
[C].
Hydrogen embrittlement is facilitated by tensile stress.
[D].
Stress corrosion cracking is facilitated by tensile stress.

Answer: Option A

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Materials and Construction

Constantan is an alloy of

Question: Constantan is an alloy of
[A].

Cu (55%) & Sn (45%).
[B].
Cu (55%) & Ni (45%).
[C].
Pt (95%) & Rh (10%).
[D].
Fe (80%) & Ni (20%).

Answer: Option B

Explanation:

No answer description available for this question.

Read More Constantan is an alloy of

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