Heat Transfer Basics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Heat Transfer Basics, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Heat Transfer Basics MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Heat Transfer Basics mcq questions that explore various aspects of Heat Transfer Basics problems. Each MCQ is crafted to challenge your understanding of Heat Transfer Basics principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Heat Transfer Basics MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Heat Transfer Basics. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

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Heat Transfer Basics MCQs | Page 1 of 53

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Q1.
Reynold's analogy states that

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q2.
The following equation, corresponds to __________ analogy.

a.

Von-Karmann

b.

Reynolds

c.

Colburn

d.

Prandtl

Discuss
Answer: (d).Prandtl
Q3.
Out of the following four assumptions used in the derivation of the equation for LMTD given by below equation, which one is subject to the largest deviation in practice ?

a.

Constant overall heat transfer co-efficient.

b.

Constant rate of fluid flow.

c.

Constant specific heat.

d.

No partial phase change in the system.

Discuss
Answer: (b).Constant rate of fluid flow.
Q4.
For flow over a flat plate, the ratio of thermal boundary layer thickness, 'xt' and hydrodynamic boundary layer thickness 'x' is equal to (where, NPr = Prandtl number)

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q5.
The interchange factor for radiation heat transfer from surface 'x' to surface 'y' in case of an infinite parallel planes with emis-sivities εx & εy is given by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q6.
What is Nusselt number ?

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q7.
The Dietus-Boelter equation for convective heat transfer given by following equation, cannot be used for

a.

low Reynold's number

b.

very low Grashoff number

c.

molten metals

d.

all (a), (b) and (c)

Discuss
Answer: (d).all (a), (b) and (c)
Q8.
The rate of heat transfer through a pipe wall is given by following equation. For cylinder of very thin wall, q can be approximated by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q9.
Graetz number is given by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q10.
Harmonic mean temperature difference is given by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
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