CHEMICAL ENGINEERING

Galvanic corrosion cannot be prevented by___________________?

Byadmin February 7, 2019August 20, 2021

Galvanic corrosion cannot be prevented by___________________?

A. Cathodic protection
B. Anodic protection
C. Usage of largest possible anodic area
D. Any one of these

CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Gibbs-Duhem equation

Question: Gibbs-Duhem equation
[A].

states that n1dμ1 + n2dμ2 + ….njdμj = 0, for a system of definite composition at constant temperature and pressure.
[B].
applies only to binary systems.
[C].
finds no application in gas-liquid equilibria involved in distillation.
[D].
none of these

Answer: Option A

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Engineering Basics

Which of the following polymers is obtained by copolymerisation of three monomers ?

Question: Which of the following polymers is obtained by copolymerisation of three monomers ?
[A].

SAN
[B].
ABS
[C].
SBR
[D].
PTFE

Answer: Option B

Explanation:

No answer description available for this question.

Read More Which of the following polymers is obtained by copolymerisation of three monomers ?
CHEMICAL ENGINEERING | Materials and Construction

Lead alone is not used in storing equipment, because it

Question: Lead alone is not used in storing equipment, because it
[A].

is very costly.
[B].
corrodes easily.
[C].
is having low creep strength.
[D].
none of these.

Answer: Option C

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Engineering Basics

Diffusion co-efficient of a metal in a solid solution depends upon its

Question: Diffusion co-efficient of a metal in a solid solution depends upon its
[A].

composition
[B].
temperature
[C].
both (a) & (b)
[D].
neither (a) nor (b)

Answer: Option C

Explanation:

No answer description available for this question.

Read More Diffusion co-efficient of a metal in a solid solution depends upon its
CHEMICAL ENGINEERING | Chemical Engineering Basics

Drossing is a __________ operation.

Question: Drossing is a __________ operation.
[A].

smelting
[B].
dressing
[C].
roasting
[D].
dressing

Answer: Option C

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Fluid Mechanics

Capacity of a hydraulic accumulator is defined in terms of maximum

Question: Capacity of a hydraulic accumulator is defined in terms of maximum
[A].

amount of energy stored.
[B].
flow rate through accumulator.
[C].
rate of falling of ram.
[D].
volume available in the cylinder.

Answer: Option A

Explanation:

No answer description available for this question.

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