CHEMICAL ENGINEERING | Heat Transfer

Maximum heat transfer rate is achieved in __________ flow.

Byadmin August 25, 2022

Question: Maximum heat transfer rate is achieved in __________ flow.
[A].

co-current

[B].

counter-current

[C].

turbulent

[D].

laminar

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Environmental Engineering

White smoke coming out of the chimney of a furnace indicates the use of

Question: White smoke coming out of the chimney of a furnace indicates the use of
[A].

low excess air.
[B].
very high excess air.
[C].
gaseous fuel in the furnace.
[D].
liquid fuel in the furnace.

Answer: Option B

Explanation:

No answer description available for this question.

Read More White smoke coming out of the chimney of a furnace indicates the use of
CHEMICAL ENGINEERING | Materials and Construction

White cast iron as compared to grey cast iron is

Question: White cast iron as compared to grey cast iron is
[A].

more durable
[B].
very brittle
[C].
very hard
[D].
all (a), (b) & (c)

Answer: Option D

Explanation:

No answer description available for this question.

Read More White cast iron as compared to grey cast iron is
CHEMICAL ENGINEERING | Chemical Process

In sulphate pulp manufacture, the pressure and temperature in the digestor is

Question: In sulphate pulp manufacture, the pressure and temperature in the digestor is
[A].

10 atm., 800 °C
[B].
10 atm., 170-180°C
[C].
1 atm., 170 – 180°C
[D].
l atm., 800°C

Answer: Option B

Explanation:

No answer description available for this question.

Read More In sulphate pulp manufacture, the pressure and temperature in the digestor is
CHEMICAL ENGINEERING | Heat Transfer

Nucleate boiling is promoted

Question: Nucleate boiling is promoted
[A].

on polished surfaces
[B].
on rough surfaces
[C].
in the absence of agitation
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More Nucleate boiling is promoted
CHEMICAL ENGINEERING | Fuels and Combustion

While the first commercial low temperature coal carbonisation plant is located at Neyveli (in Chennai), the second such plant has been built at

Question: While the first commercial low temperature coal carbonisation plant is located at Neyveli (in Chennai), the second such plant has been built at
[A].

Dankuni (West Bengal)
[B].
Dhanbad
[C].
Singreni (AP.)
[D].
Raniganj

Answer: Option A

Explanation:

No answer description available for this question.

Read More While the first commercial low temperature coal carbonisation plant is located at Neyveli (in Chennai), the second such plant has been built at
CHEMICAL ENGINEERING | Chemical Engineering Basics

__________ remains constant during the adiabatic cooling of moist air.

Question: __________ remains constant during the adiabatic cooling of moist air.
[A].

Wet bulb temperature
[B].
Dry bulb temperature
[C].
Relative humidity
[D].
Specific humidity

Answer: Option A

Explanation:

No answer description available for this question.

Read More __________ remains constant during the adiabatic cooling of moist air.

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