Refrigeration and air conditioning interview questions and answers pdf
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- Mechanical Engineering - Heat Transfer, Refrigeration and Air Conditioning
- Top refrigeration and air conditioning question and answers
- 300+ TOP Refrigeration & Air Conditioning LAB VIVA Questions and Answers pdf
- Objective type questions and answers in refrigeration and
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This is the fourth part of Mechanical Engineering Interview Questions. You can have a look at the previous 3 parts here —. Define Refrigeration — Ans : Refrigeration may be defined as a process of producing cold by extracting heat from a body or space and heat thus removed is rejected to atmosphere or space where it is unobjectionable.
Mechanical Engineering - Heat Transfer, Refrigeration and Air Conditioning
Are you preparing for Air Conditioning And Refrigeration interview? Air Conditioning And Refrigeration is the electronic device where the temperature is maintained accordingly as per the need and relieves from the scorching heat.
Number of repair centers are available in the market, where the technician comes to our home and gets it repaired. The mechanism on how it works and the functionality is important. There is less number of people who are skilled in making Air Conditioning And Refrigeration.
There is huge demand for this technology in the market. Opportunities are everywhere for this technology. Good knowledge on how the process is done will fetch you the job. Wisdomjobs framed Air Conditioning And Refrigeration interview questions and answers to make it easier for your interview preparation. Question 1. Question 2. Explain The Principle Of Refrigeration? Answer : The operation is according to the second law of thermodynamics - Heat can be made to flow from cold body to hot body with the help of external source.
Question 3. What Is Air Conditioners? Question 4. What Is Wet Bulb Depression? Answer : Wet bulb depression is the difference between dry bulb temperature and wet bulb temperature. Question 5. Define Relative Humidity? Answer : Relative humidity is the ratio between the actual moisture content of the air compared with the moisture content of the air required for saturation at the same temperature.
Question 6. What Is Refrigeration? Answer : Refrigeration is the process of continuously cooling or extraction of heat from the atmosphere or surroundings with the help of external work. Question 7. Answer : Refrigerators ejects heat with work input. But heat pumps gives heat with work input. Question 8. What Is Sensible Heat Ratio shr?
Question 9. Question Answer : Polished surface promotes drop wise condensation and does not wet the surface. What Is Mechanical Refrigeration? Classify The Different Refrigeration Systems? Answer : It may be of the following three types:. Answer : Refrigeration system has 4 basic units. Answer : As Power Unit of mechanical devices is given by H. P , for electrical equipment the unit of power is kW or MW. Here one tonne is equal to lb.
Define Co-efficient Of Performance? Answer : In case of engine the performance is judged the efficiency of the engine. Thus performance of refrigeration is just reversed. What Is Relative Cop? Popular Interview Questions. All Interview Questions. IT Skills. Management Skills. Communication Skills. Business Skills. Digital Marketing Skills. Human Resources Skills. Health Care Skills. Finance Skills.
All Courses. All Practice Tests. Mechanical Engineering Interview Questions Question 3. Refrigerator contains the heat pump, it pumps the heat out so that your system remains cold. Answer : Nill. Thermal Engineer Interview Questions Question Answer : Producing cold by machine. Answer : The evaporator Question Job Recommendation Latest. Jobs in Meghalaya Jobs in Shillong.
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Top refrigeration and air conditioning question and answers
On the pressure-enthalpy diagram, condensation and desuperheating is represented by a horizontal line because the process a involves no change in volume b takes place at constant temperature c takes place at constant entropy d takes place at constant enthalpy e takes … Ans: a d expansion valve Dec 27, - Refrigeration And Air Conditioning 20 Questions MCQ Test has questions of Mechanical Engineering preparation. Ans: d 1. For obtaining high COP, the pressure range of compressor should be a high b low c optimum d any value e there is no such criterion. Refrigeration and Air Conditioning Questions Answers. Ans: e In refrigerator, liquid receiver is required between condenser and flow controlling device, if quantity of refrigerant for system is e there is no such criterion. Ans: b Ans: c b detect liquid in vapour In refrigerators, the temperature difference between the evaporating refrigerant and the medium being cooled should be Multiple Choice Questions with Answers on Refrigeration and Air-Conditioning - Set 07 Practice Test: Question Set - 07 1.
Dear Readers, Welcome to Refrigeration and Air Conditioning Interview Questions and Answers have been designed specially to get you acquainted with the nature of questions you may encounter during your Job interview for the subject of Refrigeration and Air Conditioning Interview Questions. These Refrigeration and Air Conditioning Questions are very important for campus placement test and job interviews. Ans : Refrigeration may be defined as a process of producing cold by extracting heat from a body or space and heat thus removed is rejected to atmosphere or space where it is unobjectionable. Ans : It may be of the following three types 1. Vapor Compression Refrigeration System 2.
300+ TOP Refrigeration & Air Conditioning LAB VIVA Questions and Answers pdf
Solved examples with detailed answer description, explanation are given and it would be easy to understand. Here you can find objective type Mechanical Engineering Heat Transfer, Refrigeration and Air Conditioning questions and answers for interview and entrance examination. Multiple choice and true or false type questions are also provided. You can easily solve all kind of Mechanical Engineering questions based on Heat Transfer, Refrigeration and Air Conditioning by practicing the objective type exercises given below, also get shortcut methods to solve Mechanical Engineering Heat Transfer, Refrigeration and Air Conditioning problems.
Are you preparing for Air Conditioning And Refrigeration interview? Air Conditioning And Refrigeration is the electronic device where the temperature is maintained accordingly as per the need and relieves from the scorching heat. Number of repair centers are available in the market, where the technician comes to our home and gets it repaired. The mechanism on how it works and the functionality is important.
Она понимала, что это больше не имеет значения: Хейл и без того знал все, что можно было знать. Мне нужно доложить об этом Стратмору, - подумала она, - и как можно скорее. ГЛАВА 38 Хейл остановился в центре комнаты и пристально посмотрел на Сьюзан.
Objective type questions and answers in refrigeration and
- Вам нужно проверить, как это выглядит. Бринкерхофф окинул взглядом ее фигуру. - Отсюда выглядит просто отлично. - Да ну тебя, Чед, - засмеялась .
Ни один из поднадзорных ему компьютеров АНБ не заразился вирусом, и он был намерен не допустить этого и впредь. Рабочим местом Джаббы была платформа, с которой открывался вид на подземную сверхсекретную базу данных АНБ. Именно здесь вирус мог бы причинить наибольший ущерб, и именно здесь Джабба проводил большую часть времени. Однако в данный момент у него был перерыв и он поглощал пирог с сыром и перцем в круглосуточной столовой АНБ. Джабба собирался взять третий кусок, когда зазвонил мобильный телефон. - Говорите, - сказал он, быстро проглотив пирог.