CHEMICAL ENGINEERING | Furnace Technology

In salt bath furnace, heat is transferred to the charge mainly by

Byadmin August 19, 2022

Question: In salt bath furnace, heat is transferred to the charge mainly by
[A].

conduction

[B].

convection

[C].

radiation

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

Furnace Technology

Turndown ratio of a burner gives an idea of the ______________ in the furnace?

Turndown ratio of a burner gives an idea of the ______________ in the furnace?

A. Range of fuel firing rates
B. Volume of the combustion chamber
C. Maximum heat input rate only
D. Minimum heat input rate only

Read More Turndown ratio of a burner gives an idea of the ______________ in the furnace?
CHEMICAL ENGINEERING | Fluid Mechanics

Check valve provided in the discharge line of a centrifugal pump serves the purpose of controlling the

Question: Check valve provided in the discharge line of a centrifugal pump serves the purpose of controlling the
[A].

back flow of fluid in the event of stoppage of pump.
[B].
discharge pressure.
[C].
flow of liquid during operation of the pump.
[D].
all (a), (b) and (c).

Answer: Option A

Explanation:

No answer description available for this question.

Read More Check valve provided in the discharge line of a centrifugal pump serves the purpose of controlling the
CHEMICAL ENGINEERING | Chemical Reaction Engineering

The catalytic converter for conversion of SO2 to SO3 by contact process should have a feed with SO2 content between

Question: The catalytic converter for conversion of SO2 to SO3 by contact process should have a feed with SO2 content between
[A].

2-5%
[B].
7-10%
[C].
12-15%
[D].
20-25%

Answer: Option B

Explanation:

No answer description available for this question.

Read More The catalytic converter for conversion of SO2 to SO3 by contact process should have a feed with SO2 content between
CHEMICAL ENGINEERING | Chemical Engineering Basics

‘End cooler’ or ‘after cooler’ is employed in air compressor mainly to

Question: ‘End cooler’ or ‘after cooler’ is employed in air compressor mainly to
[A].

remove oil vapour or moisture from air.
[B].
cool the dry air before use.
[C].
reduce the volumetric capacity of receiver.
[D].
none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Read More ‘End cooler’ or ‘after cooler’ is employed in air compressor mainly to
CHEMICAL ENGINEERING | Chemical Process

__________ is an ore concentrating metallurgical process involving a chemical change.

Question: __________ is an ore concentrating metallurgical process involving a chemical change.
[A].

Electromagnetic separation
[B].
Froth floatation
[C].
Roasting
[D].
none of these

Answer: Option C

Explanation:

No answer description available for this question.

Read More __________ is an ore concentrating metallurgical process involving a chemical change.
CHEMICAL ENGINEERING | Mass Transfer

During drying of a solid, the critical moisture content increases with

Question: During drying of a solid, the critical moisture content increases with
[A].

decreased drying rate
[B].
increased thickness of the solid
[C].
increased drying rate
[D].
both (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

Read More During drying of a solid, the critical moisture content increases with

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