Heat Transfer,Refrigeration and Air Conditioning MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Heat Transfer,Refrigeration and Air Conditioning, a fundamental topic in the field of Mechanical 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,Refrigeration and Air Conditioning 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,Refrigeration and Air Conditioning mcq questions that explore various aspects of Heat Transfer,Refrigeration and Air Conditioning problems. Each MCQ is crafted to challenge your understanding of Heat Transfer,Refrigeration and Air Conditioning principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Mechanical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Heat Transfer,Refrigeration and Air Conditioning MCQs are your pathway to success in mastering this essential Mechanical 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,Refrigeration and Air Conditioning. 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,Refrigeration and Air Conditioning knowledge to the test? Let's get started with our carefully curated MCQs!

Heat Transfer,Refrigeration and Air Conditioning MCQs | Page 7 of 40

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Q61.
The process of removing moisture from the air, without change in its dry bulb temperature, is called dehumidification.
Discuss
Answer: (a).Correct
Q62.
The specific humidity during dehumidification process
Discuss
Answer: (c).decreases
Q63.
Which of the following refrigerant has the lowest freezing point?
Discuss
Answer: (c).R-22
Q64.
For a white body, absorptivity (ฮฑ ) = 0, reflectivity (ฯ) = 1 and transmittivity (ฯ„) = 0.
Discuss
Answer: (a).Correct
Discuss
Answer: (a).in heat exchanger design as a safety factor
Q66.
The natural convection air cooled condensers are used in
Discuss
Answer: (a).domestic refrigerators
Q67.
The process, generally used in winter air-conditioning to warm and humidity the air, is called
Discuss
Answer: (c).heating and humidification
Q68.
At 100% relative humidity, wet bulb temperature, dry bulb temperature, dew point temperature and saturation temperature are equal.
Discuss
Answer: (a).Correct
Discuss
Answer: (c).reversed Joule cycle
Q70.
Which of the following refrigerant has the highest freezing point.
Discuss
Answer: (b).Carbon dioxide