CHEMICAL ENGINEERING | Chemical Reaction Engineering

Find a mechanism that is consistent with the rate equation and reaction given below:2A + B A2B, ( – rA) = k.CA.CB

Byadmin August 12, 2022

Question: Find a mechanism that is consistent with the rate equation and reaction given below:2A + B A2B, ( – rA) = k.CA.CB
[A].

A + B AB ; AB + A A2B

[B].

A + B AB;AB + A A2B

[C].

A + A AA;AA + B A2B

[D].

A + A AA;AA + B A2B

Answer: Option D

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Engineering Basics

Materials used for making permanent magnets containing iron and nickel are made by __________ technique.

Question: Materials used for making permanent magnets containing iron and nickel are made by __________ technique.
[A].

powder metallurgy
[B].
casting
[C].
forging
[D].
none of these

Answer: Option C

Explanation:

No answer description available for this question.

Read More Materials used for making permanent magnets containing iron and nickel are made by __________ technique.
CHEMICAL ENGINEERING | Chemical Engineering Basics

For the same heat input & compression ratio, efficiency of Otto cycle is higher than that of diesel cycle, because in Otto cycle.

Question: For the same heat input & compression ratio, efficiency of Otto cycle is higher than that of diesel cycle, because in Otto cycle.
[A].

heat rejection is lower.
[B].
expansion & compression are isentropic.
[C].
maximum temperature is higher.
[D].
combustion is at constant volume.

Answer: Option A

Explanation:

No answer description available for this question.

Read More For the same heat input & compression ratio, efficiency of Otto cycle is higher than that of diesel cycle, because in Otto cycle.
CHEMICAL ENGINEERING | Chemical Process

Fusion of bauxite and __________ produces high alumina cement.

Question: Fusion of bauxite and __________ produces high alumina cement.
[A].

alum
[B].
limestone
[C].
coke
[D].
quartz

Answer: Option B

Explanation:

No answer description available for this question.

Read More Fusion of bauxite and __________ produces high alumina cement.
CHEMICAL ENGINEERING | Materials and Construction

Corrosion resisting properties of cast iron are significantly improved by the addition of 12 – 15% of

Question: Corrosion resisting properties of cast iron are significantly improved by the addition of 12 – 15% of
[A].

tungsten
[B].
vanadium
[C].
silicon
[D].
all (a), (b) & (c)

Answer: Option C

Explanation:

No answer description available for this question.

Read More Corrosion resisting properties of cast iron are significantly improved by the addition of 12 – 15% of
CHEMICAL ENGINEERING | Fluid Mechanics

__________ pumps are a group of vacuum pumps.

Question: __________ pumps are a group of vacuum pumps.
[A].

Hyter
[B].
Sump
[C].
Mono
[D].
Submerged

Answer: Option A

Explanation:

No answer description available for this question.

Read More __________ pumps are a group of vacuum pumps.
CHEMICAL ENGINEERING | Mass Transfer

In a vapor-liquid contacting equipment, the overall gas phase mass transfer co-efficient (M.T.C), KG is related to individual co-efficients (KG and KL) as

Question: In a vapor-liquid contacting equipment, the overall gas phase mass transfer co-efficient (M.T.C), KG is related to individual co-efficients (KG and KL) as
[A].

[B].

[C].

[D].

Answer: Option B

Explanation:

No answer description available for this question.

Read More In a vapor-liquid contacting equipment, the overall gas phase mass transfer co-efficient (M.T.C), KG is related to individual co-efficients (KG and KL) as

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