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!

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

Heat Transfer Basics MCQs | Page 5 of 53

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Q41.
Heat flux, as defined in heat flow is analogous to __________ in electricity flow.
Discuss
Answer: (a).current
Q42.
The wavelength at which the maximum monochromatic emissive power occurs for a black body, is (where, T = absolute temperature of the black body)
Discuss
Answer: (b).ฮฑ 1/T
Q43.
Which is the most suitable for cold viscous feed?
Discuss
Answer: (b).Backward feed
Q44.
Dropwise condensation is promoted on a/an __________ surface.
Discuss
Answer: (b).oily
Q45.
At Pr > 1, conduction in an ordinary fluid flowing through a heated pipe is limited to the
Discuss
Answer: (d).viscous sub-layer
Q46.
In a single evaporator system, the steam economy __________ by creating vacuum in the evaporator.
Discuss
Answer: (a).increases
Q47.
A tank painted with which of the following coloured paints, would heat up maximum by radiation from sun ?
Discuss
Answer: (c).Black paint
Q48.
The separation of liquid droplets from the vapor is done by a/an __________ , in the evaporators.
Discuss
Answer: (b).entrainment separator
Q49.
If a single tube pass heat exchanger is converted to two pass, then for the same flow rate, the pressure drop per unit length in tube side will
Discuss
Answer: (c).increase by 2¹โถ
Q50.
A steel sphere of radius 0.1 m at 400°K is immersed in an oil at 300°K. If the centre of the sphere reaches 350°K in 20 minutes, how long will it take for a 0.05 m radius steel sphere to reach the same temperature (at the centre) under identical conditions ? Assume that the conductive heat transfer co-efficient is infinitely large.
Discuss
Answer: (a).5 minutes