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 10 of 40

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Q91.
During cooling and dehumidification, dry bulb temperature
Discuss
Answer: (c).decreases
Discuss
Answer: (b).heat absorbed by the evaporator to the heat supplied by the gas burner
Q93.
The sulphur sticks, in case of leakage of ammonia refrigerant, gives white smoke.
Discuss
Answer: (a).True
Q94.
During gas charging in an ammonia vapour compression system, the connection is made at the compressor outlet.
Discuss
Answer: (a).Agree
Q95.
The wet bulb temperature at 100% relative humidity is __________ dew point temperature.
Discuss
Answer: (a).same as
Discuss
Answer: (d).all of the above
Q97.
In a heat exchanger with one fluid evaporating or condensing, the surface area required is least in
Discuss
Answer: (d).all of these
Discuss
Answer: (b).At thermal equilibrium, the emissivity and absorptivity are same.
Q99.
The horizontal and uniformly spaced lines on a psychrometric chart indicates relative humidity.
Discuss
Answer: (b).Incorrect
Q100.
The condition of refrigerant after passing through the expansion or throttle valve, in a vapour compression system is
Discuss
Answer: (c).very wet vapour