CHEMICAL ENGINEERING | Heat Transfer

Heat flux is the time rate of heat transfer per unit

Byadmin August 23, 2022

Question: Heat flux is the time rate of heat transfer per unit
[A].

length

[B].

area

[C].

volume

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Furnace Technology

Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C.

Question: Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C.
[A].

5
[B].
60
[C].
20
[D].
40

Answer: Option C

Explanation:

No answer description available for this question.

Read More Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C.
CHEMICAL ENGINEERING | Materials and Construction

Nickel base alloys with __________ are known as monel metal.

Question: Nickel base alloys with __________ are known as monel metal.
[A].

zinc
[B].
tin
[C].
copper
[D].
molybdenum

Answer: Option C

Explanation:

No answer description available for this question.

Read More Nickel base alloys with __________ are known as monel metal.
CHEMICAL ENGINEERING | Chemical Engineering Basics

Dry saturated steam can be converted into superheated steam by

Question: Dry saturated steam can be converted into superheated steam by
[A].

increasing its cross-sectional area of flow.
[B].
passing it through a pressure reducing valve.
[C].
forcing it downwards through a vertical tube.
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More Dry saturated steam can be converted into superheated steam by
CHEMICAL ENGINEERING | Fertiliser Technology

Fertiliser plants get their N2 requirements

Question: Fertiliser plants get their N2 requirements
[A].

by fractionation of liquified air.
[B].
by dissociating oxides of nitrogen.
[C].
from coal gas (coke oven gas).
[D].
from producer gas.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Fertiliser plants get their N2 requirements
CHEMICAL ENGINEERING | Mass Transfer

Detergent solution is dried to a powder in a

Question: Detergent solution is dried to a powder in a
[A].

spray dryer
[B].
spouted bed dryer
[C].
tunnel dryer
[D].
pan open to atmosphere

Answer: Option A

Explanation:

No answer description available for this question.

Read More Detergent solution is dried to a powder in a
CHEMICAL ENGINEERING | Chemical Engineering Basics

A suitable lubricant used for watches is

Question: A suitable lubricant used for watches is
[A].

metallic soap solution
[B].
grease
[C].
palm oil
[D].
hazel-nut oil

Answer: Option D

Explanation:

No answer description available for this question.

Read More A suitable lubricant used for watches is

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