CHEMICAL ENGINEERING | Furnace Technology

Operation of blast furnace stove is based on the principles of a __________ furnace.

Byadmin August 19, 2022

Question: Operation of blast furnace stove is based on the principles of a __________ furnace.
[A].

regenerative

[B].

recuperative

[C].

both (a) and (b)

[D].

neither (a) nor (b).

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Materials and Construction

H2SO4 (< 50% concentration) is corrosive to

Question: H2SO4 (< 50% concentration) is corrosive to
[A].

aluminium, mild steel, stainless steel, concrete & tin.
[B].
copper, cast iron & high silicon iron (14% Si).
[C].
rubber (butyl and hard), silicone rubber & teflon.
[D].
glass, graphite, porcelain & stoneware.

Answer: Option A

Explanation:

No answer description available for this question.

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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 | Environmental Engineering

Hazardous/polluting chemical industries should have an ‘exclusion zone’ with a green belt and general public access prohibited around it, covering a radius of ____ metres.

Question: Hazardous/polluting chemical industries should have an ‘exclusion zone’ with a green belt and general public access prohibited around it, covering a radius of ____ metres.
[A].

100
[B].
1000
[C].
400
[D].
4000

Answer: Option B

Explanation:

No answer description available for this question.

Read More Hazardous/polluting chemical industries should have an ‘exclusion zone’ with a green belt and general public access prohibited around it, covering a radius of ____ metres.
CHEMICAL ENGINEERING | Chemical Engineering Basics

Catalyst used in the ‘catalytic converter’ employed in automobile exhaust line for complete combustion/oxidation of carbon monoxide, nitrogen oxides and hydrocarbons is

Question: Catalyst used in the ‘catalytic converter’ employed in automobile exhaust line for complete combustion/oxidation of carbon monoxide, nitrogen oxides and hydrocarbons is
[A].

alumina
[B].
platinum
[C].
vanadium pentoxide
[D].
iron oxide

Answer: Option B

Explanation:

No answer description available for this question.

Read More Catalyst used in the ‘catalytic converter’ employed in automobile exhaust line for complete combustion/oxidation of carbon monoxide, nitrogen oxides and hydrocarbons is
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

For an ideal solution, the value of activity co-efficient is

Question: For an ideal solution, the value of activity co-efficient is
[A].

0
[B].
1
[C].
< 1
[D].
> 1

Answer: Option B

Explanation:

No answer description available for this question.

Read More For an ideal solution, the value of activity co-efficient is
CHEMICAL ENGINEERING | Fluid Mechanics

In an incompressible fluid, the density is

Question: In an incompressible fluid, the density is
[A].

greatly affected by moderate changes in pressure.
[B].
greatly affected only by moderate changes in temperature.
[C].
not affected with moderate change in temperature & pressure.
[D].
sensible to changes in both temperature & pressure.

Answer: Option C

Explanation:

No answer description available for this question.

Read More In an incompressible fluid, the density is

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