CHEMICAL ENGINEERING | Heat Transfer

Heat transfer rate described by Fourier’s law will decrease, if the __________ increases.

Byadmin August 25, 2022

Question: Heat transfer rate described by Fourier’s law will decrease, if the __________ increases.
[A].

thermal conductivity

[B].

thickness

[C].

temperature difference

[D].

heat transfer area

Answer: Option B

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Environmental Engineering

The amount of chemical coagulant added for treatment of polluted water __________ with increase in temperature of the polluted water to be treated.

Question: The amount of chemical coagulant added for treatment of polluted water __________ with increase in temperature of the polluted water to be treated.
[A].

decreases.
[B].
increases.
[C].
remains constant.
[D].
may increase or decrease ; depends on the chemical characteristics of polluted water.

Answer: Option A

Explanation:

No answer description available for this question.

Read More The amount of chemical coagulant added for treatment of polluted water __________ with increase in temperature of the polluted water to be treated.
CHEMICAL ENGINEERING | Chemical Process

Esterification reaction

Question: Esterification reaction
[A].

produces soap.
[B].
is reversible.
[C].
is a reaction between an alcohol and an organic acid.
[D].
all (a), (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

Read More Esterification reaction
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

A water cooled condenser operates at a __________ condensing temperature than an air-cooled condenser.

Question: A water cooled condenser operates at a __________ condensing temperature than an air-cooled condenser.
[A].

higher
[B].
lower

Answer: Option B

Explanation:

No answer description available for this question.

Read More A water cooled condenser operates at a __________ condensing temperature than an air-cooled condenser.
CHEMICAL ENGINEERING

There are one octahedral void and ______________ tetrahedral void in the closest packing of atoms ?

There are one octahedral void and ______________ tetrahedral void in the closest packing of atoms ?

A. One
B. Two
C. Three
D. None of these

Read More There are one octahedral void and ______________ tetrahedral void in the closest packing of atoms ?
CHEMICAL ENGINEERING

The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at ______________ percent relative humidity ?

The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at ______________ percent relative humidity ?

A. 0
B. 100
C. 50
D. None of these

Read More The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at ______________ percent relative humidity ?
CHEMICAL ENGINEERING | Chemical Engineering Basics

A dense structure of grinding wheel is not used for the

Question: A dense structure of grinding wheel is not used for the
[A].

ductile material.
[B].
hard materials.
[C].
brittle materials.
[D].
finishing cuts.

Answer: Option A

Explanation:

No answer description available for this question.

Read More A dense structure of grinding wheel is not used for the

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