CHEMICAL ENGINEERING | Materials and Construction

Liners of a ball mill are never made of

Byadmin September 13, 2022

Question: Liners of a ball mill are never made of
[A].

lead

[B].

alloy steel

[C].

rubber or ceramic material

[D].

cast iron

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Process

Carbon tetrachloride (CCl4) is the starting raw material for the manufacture of

Question: Carbon tetrachloride (CCl4) is the starting raw material for the manufacture of
[A].

trichloroethylene
[B].
perchloroethylene
[C].
parathion
[D].
methanol

Answer: Option B

Explanation:

No answer description available for this question.

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Materials and Construction

Constantan is an alloy of____________________?

Constantan is an alloy of____________________?

A. Cu (55%) & Sn (45%)
B. Cu (55%) & Ni (45%)
C. Pt (95%) & Rh (10%)
D. Fe (80%) & Ni (20%)

Read More Constantan is an alloy of____________________?
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Choose the condition that must be specified in order to liquify CO2 (triple point for CO2 is – 57°C and 5.2 atm).

Question: Choose the condition that must be specified in order to liquify CO2 (triple point for CO2 is – 57°C and 5.2 atm).
[A].

Pressure must be kept below 5.2 atm.
[B].
Temperature must be kept above – 57°C.
[C].
Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C.
[D].
Pressure and temperature must be kept below 5.2 atm. and – 57°C respectively.

Answer: Option D

Explanation:

No answer description available for this question.

Read More Choose the condition that must be specified in order to liquify CO2 (triple point for CO2 is – 57°C and 5.2 atm).
CHEMICAL ENGINEERING | Chemical Process

Multistage catalytic converter is not used in the

Question: Multistage catalytic converter is not used in the
[A].

conversion of SO2 to SO3
[B].
NH3 synthesis reaction.
[C].
both (a) & (b).
[D].
neither (a) nor (b).

Answer: Option B

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Reaction Engineering

A high space velocity means that a given

Question: A high space velocity means that a given
[A].

reaction can be accomplished with small reactor.
[B].
conversion can be obtained with a high feed rate.
[C].
both (a) and (b).
[D].
none of these.

Answer: Option C

Explanation:

No answer description available for this question.

Read More A high space velocity means that a given
CHEMICAL ENGINEERING | Chemical Process

Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulphonic acid produces sodium dodecylbenzene sulphate, which is a/an

Question: Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulphonic acid produces sodium dodecylbenzene sulphate, which is a/an
[A].

explosive
[B].
soap
[C].
detergent
[D].
analgesic drug

Answer: Option C

Explanation:

No answer description available for this question.

Read More Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulphonic acid produces sodium dodecylbenzene sulphate, which is a/an

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