Dimensional Analysis MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Dimensional Analysis, a fundamental topic in the field of Heat Transfer. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Dimensional Analysis 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 Dimensional Analysis mcq questions that explore various aspects of Dimensional Analysis problems. Each MCQ is crafted to challenge your understanding of Dimensional Analysis principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Heat Transfer tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Dimensional Analysis MCQs are your pathway to success in mastering this essential Heat Transfer topic.

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

So, are you ready to put your Dimensional Analysis knowledge to the test? Let's get started with our carefully curated MCQs!

Dimensional Analysis MCQs | Page 6 of 7

Q51.
Ratio of actual velocity to sonic velocity is known as
Discuss
Answer: (a).Mach number
Q52.
The value of Prandtl number for air is about
Discuss
Answer: (c).0.7
Q53.
Let us say Mach number (greater than one), the flow is
Discuss
Answer: (c).Supersonic
Q54.
Free convection heat flow does not depends on
Discuss
Answer: (b).Coefficient of viscosity
Q55.
Which dimensionless number has a significant role in forced convection?
Discuss
Answer: (d).Reynolds number
Discuss
Answer: (a).Forced convection heat transfer
Q57.
The Prandtl number will be lowest for
Discuss
Answer: (b).Liquid metal
Q58.
The dimensionless parameter l³ p² β g d t/µ² is referred to as
Discuss
Answer: (c).Grashof number
Q59.
Heat is loss from a 100 mm diameter steam pipe placed horizontally in ambient air at 30 degree Celsius. If the Nusselt number is 25 W/m² K and thermal conductivity of the air is 0.03 W/m K, then heat transfer coefficient will be
Discuss
Answer: (a).7.5 W/m² K
Q60.
Ratio of inertia force to viscous force is known as
Discuss
Answer: (b).Reynolds number
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