CHEMICAL ENGINEERING | Chemical Process

Most commonly used rubber vulcanising agent is

Byadmin August 10, 2022

Question: Most commonly used rubber vulcanising agent is
[A].

sulphur

[B].

bromine

[C].

platinum

[D].

alumina

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Fluid Mechanics

A centrifugal pump has the following specifications: Power = 4 H.P.; Speed = 800 rpmHead = 8 metresFlow = 1000 litres/minutes.If its speed is halved, the power consumed now will be __________ hp.

Question: A centrifugal pump has the following specifications: Power = 4 H.P.; Speed = 800 rpmHead = 8 metresFlow = 1000 litres/minutes.If its speed is halved, the power consumed now will be __________ hp.
[A].

0.5
[B].
2
[C].
4
[D].
1

Answer: Option A

Explanation:

No answer description available for this question.

Read More A centrifugal pump has the following specifications: Power = 4 H.P.; Speed = 800 rpmHead = 8 metresFlow = 1000 litres/minutes.If its speed is halved, the power consumed now will be __________ hp.
Chemical Process

Which of the following processes is absent in glass manufacturing process ?

Which of the following processes is absent in glass manufacturing process ?

A. Sintering
B. Annealing
C. Shag or forming
D. Melting

Read More Which of the following processes is absent in glass manufacturing process ?
CHEMICAL ENGINEERING | Chemical Engineering Basics

Which of the following represents the correct time-temperature curve when a block of metal is heated above room temperature & then left to cool in the room following Newton’s law of cooling in which the rate of temperature drop will go on decreasing with the passage of time.

Question: Which of the following represents the correct time-temperature curve when a block of metal is heated above room temperature & then left to cool in the room following Newton’s law of cooling in which the rate of temperature drop will go on decreasing with the passage of time.
[A].

[B].

[C].

[D].

Answer: Option C

Explanation:

No answer description available for this question.

Read More Which of the following represents the correct time-temperature curve when a block of metal is heated above room temperature & then left to cool in the room following Newton’s law of cooling in which the rate of temperature drop will go on decreasing with the passage of time.
CHEMICAL ENGINEERING | Chemical Process

Parathion and Malathion are

Question: Parathion and Malathion are
[A].

pesticides.
[B].
plasticisers for unsaturated polysters.
[C].
pain-relieving drugs (analgesic).
[D].
tranquilisers.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Parathion and Malathion are
CHEMICAL ENGINEERING | Chemical Reaction Engineering

Helium-mercury method can be used to determine the __________ of the catalyst particle.

Question: Helium-mercury method can be used to determine the __________ of the catalyst particle.
[A].

pore volume
[B].
solid density
[C].
porosity
[D].
all (a), (b), & (c).

Answer: Option D

Explanation:

No answer description available for this question.

Read More Helium-mercury method can be used to determine the __________ of the catalyst particle.
Chemical Process

Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material ?

Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material ?

A. Slag cement
B. Glasses
C. Porcelain/Potteries
D. Teflon

Read More Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material ?

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