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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

Chemical Engineering MCQs designed for job test and interview preparation, particularly for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover important topics such as the fundamentals of chemical engineering, chemical processes, chemical reactions, process control, and instrumentation, along with other key concepts in the field.

_______________ functions are exemplified by heat and work ?

A Path

B Point

C State

D None of these

Review Detailed Answer

Correct Answer: Path

Ideal refrigeration cycle is____________________?

A Same as Carnot cycle

B Same as reverse Carnot cycle

C Dependent on the refrigerant’s properties

D The least efficient of all refrigeration processes

Review Detailed Answer

Correct Answer: Same as reverse Carnot cycle

Domestic refrigerator usually works on the _____________ refrigeration cycle?

A Carnot

B Air

C Absorption

D vapour-ejection

Review Detailed Answer

Correct Answer: Absorption

In a working refrigerator, the value of COP is always__________________?

A 0

B < 0

C < 1

D > 1

Review Detailed Answer

Correct Answer: > 1

(1/V) (∂V/∂T)P is the mathematical expression__________________?

A Joule-Thomson co-efficient

B Specific heat at constant pressure (Cp)

C co-efficient of thermal expansion

D Specific heat at constant volume (CV)

Review Detailed Answer

Correct Answer: co-efficient of thermal expansion

The internal energy of an incompressible fluid depends upon its_________________?

A Pressure

B Temperature

C Both A. & B

D Neither A. nor B

Review Detailed Answer

Correct Answer: Temperature

Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in__________________?

A Increased COP

B Same COP

C Decreased COP

D Increased or decreased COP; depending upon the type of refrigerant

Review Detailed Answer

Correct Answer: Increased COP

Cv for an ideal gas__________________?

A Does not depend upon temperature

B Is independent of pressure only

C Is independent of volume only

D Is independent of both pressure and volume

Review Detailed Answer

Correct Answer: Is independent of both pressure and volume

In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about _____________ percent?

A 0.25

B 0.5

C 0.75

D 1

Review Detailed Answer

Correct Answer: 0.5

Throttling process is a/an _____________ process?

A Reversible and isothermal

B Irreversible and constant enthalpy

C Reversible and constant entropy

D Reversible and constant enthalpy

Review Detailed Answer

Correct Answer: Irreversible and constant enthalpy

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

_______________ functions are exemplified by heat and work ?

Ideal refrigeration cycle is____________________?

Domestic refrigerator usually works on the _____________ refrigeration cycle?

In a working refrigerator, the value of COP is always__________________?

(1/V) (∂V/∂T)P is the mathematical expression__________________?

The internal energy of an incompressible fluid depends upon its_________________?

Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in__________________?

Cv for an ideal gas__________________?

In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about _____________ percent?

Throttling process is a/an _____________ process?