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.

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Heat Transfer Basics MCQs | Page 15 of 53

In case of a vertical tube evaporator, with increase in the liquor level, the
Answer: (a).capacity of the evaporator is decreased.
The ratio of total radiating power to the absorptivity of the body depends upon the __________ as per Kirchoffs law.
Answer: (c).temperature of the body
For gases, the thermal conductivity increases with temperature rise. For liquids, with increase in concentration, its thermal conductivity generally
Answer: (a).decreases
Mechanical recompression evaporation is used in the production of
Answer: (b).distilled water
A measure of the extent to which viscous heating is important relative to the heat flow resulting from the impressed temperature difference is represented by the __________ number.
Answer: (d).Brinkman
Out of 100 kcal/second of incident radiant energy on the surface of a thermally transparent body, 300 kcal/second is reflected back. If the transmissivity of the body is 0.25, the emissivity of the surface will be
Answer: (b).0.45
The purpose of providing a 'catchall' in the vapor line of an evaporator is to
Answer: (d).arrest the entrained liquid
What is the thermal conductivity of a perfect heat insulator ?
Answer: (a).zero
In a single effect evaporator, the economy is
Answer: (b).< 1
LMTD correction factor which is to be applied for a cross-flow heat exchanger increases with increase in the number of shell passes. Its value for a single pass cross flow heat exchanger is
Answer: (d).<1