B. ... Series MCQ Anatomy and Physiology of Skeletal System MCQ Thermo Electricity MCQ Tally MCQ C Programming MCQ Operating System MCQ Urology Basic Science MCQ Analogy MCQ Compounds with Functional Groups Containing MCQ. Multiple Choice Questions with Answers on Refrigeration and Air-Conditioning - Set 07. For various water based vapour absorption systems, the possible range of generator operating temperature requirements and its corresponding attainable COP values has been reviewed and tabulated. 711-721) In addition to these, this system has an absorber, a heat exchanger, an analyser and a rectifier. The capital cost of VAM is higher compared to compression systems, but when viewed in totality of reduced electrical service size, transformer, switchgear, cabling and … Double Effect Cycle: The schematic sketch of double-effect system is shown in Fig. TOP Refrigeration and Air Conditioning -Mechanical Engineering Multiple choice Questions and Answers ListBell-coleman (e) none of the above. Vapor absorption refrigeration is also a vapor compression system. In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced by. (d) None (b) Vapor Compression refrigeration In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced by Absorber, generator and liquid pump Nusselt number (NN) is … Expansion valve. 19. Wet compression in vapour compression cycle means, 2. Answer : 3. (d) None 19. a) True b) False. Absorption system is slightly different from compression system. Explore exhaustive multiple-choice questions only at BYJU'S (b) Temperatures < 00C Ans: a. Atomic absorption spectroscopy is also called as Absorption Flame Photometry. 657-660) 7. This is an important advantage as against the conventional vapour251compression system which operates on high grade energy. Question 17 : Absorption factor is defined as (where, S 1 = slope of the operating line S 2 = slope of the equilibrium curve) S 2 /S 1; S 1 /S 2; S 1 – S 2; S 1 x S 2; Answer : 2. ... vapour absorption method. 2. (b) Pump Absorption system normally uses the following refrigerant (a) Freon-11 (b) Freon-22 (c) C02 (d) S02 (e) ammonia. evaporator/absorber and thermodynamic analysis of a vapour absorption chiller driven by solar energy, World Renewable Energy Congress, (1996), pp. (c)  = 00C The operating temperature of a cold storage is -2°C. 31) What is the characteristic of colonic release systems? Vapor Compression Refrigeration System | Basic, Working, Parts Of System, Advantages, and Disadvantages Introduction: Vapor-compression refrigeration, in which the refrigerant undergoes phase changes, is one of the many refrigeration cycles and is the most widely used method for air-conditioning of buildings and automobiles. Working of Simple Vapor absorption system: A Simple Vapor absorption system consists of evaporator, absorber, generator, condenser, expansion valve, pump & reducing valve. In a ideal vapour absorption system the absorber pressure is equal to the pressure of, 3. (a) Remains the same They perform the same as they do in vapour compression method. Answer: a (a) Gas refrigeration An important characteristic of absorption system of refrigeration is (a) noisy operation (b) quiet operation (c) cooling below 0°C (c) Hydrogen + water + Ammonia It causes refrigeration from heat. 2. 25(5), (1998), pp. Atomic absorption spectroscopy is also called as Absorption Flame Photometry. (Ans: d), Vapor absorption refrigeration system only moving part is It causes refrigeration from heat. A.To cool the vapour leaving the analyzer B.To separate ammonia and water C.To dissolve ammonia in water D.To add energy from external source https://www.mesubjects.net/wp-admin/post.php?post=4190&action=edit         MCQ Cascade Refrigeration, https://www.mesubjects.net/wp-admin/post.php?post=4105&action=edit       Q.A. ... vapour absorption method. © Copyright 2016. Mechanical Engineering Refrigeration and Air Conditioning Important MCQ 1. Transfer function of a system can used to study its: a) Steady state behavior b) Transient behavior c) Both (a) and (b) d) None of these. 36.35. MCQ-VAPOR ABSORPTION REFRIGERATION. B. Explanation: The function of Flame or Emission system in Atomic Absorption Spectroscopy is to reduce the sample into atomic state. 4) Air-water vapor mixture has a dry bulb temperature of 60 °C and a dew point temperature of 40 °C. In this system ammonia is used as refrigerant and solution is used is aqua ammonia. 4) Air-water vapor mixture has a dry bulb temperature of 60 °C and a dew point temperature of 40 °C. This is an important advantage as against the conventional vapour251compression system which operates on high grade energy. Answer : 3. For various water based vapour absorption systems, the possible range of generator operating temperature requirements and its corresponding attainable COP values has been reviewed and tabulated. (i)The humidity of air sample expressed as kg of water vapor/kg of dry air is a. Vapour Absorption System Vapour Absorption system is an attractive method for utilizing low grade energy directly for cooling. In vapour absorption system the function of rectifier is. This contains 25 Multiple Choice Questions for Mechanical Engineering Test: RAC Practice (Level -I)- 1 (mcq) to study with solutions a complete question bank. The heat leakage from the surrounding … 30) Enteric coating is used for which systems? Ans: d 5. MCQ-VAPOR COMPRESSION REFRIGERATION-2 Most commonly used method of refrigeration is vapor compression refrigeration. Working of Simple Vapor absorption system: A Simple Vapor absorption system consists of evaporator, absorber, generator, condenser, expansion valve, pump & reducing valve. (Ans: a), Ammonia water absorption system is used for achieving A simple and practical absorption system using ammonia as refrigerant and water as absorbent described in the previous articles is an example of single-effect cycle system for vapour absorption refrigeration system. Multiple choice questions on Refrigeration and air conditioning - Set 13 ... Vapour absorption cycle (C) Air refrigeration cycle (D) None ... 9. ozone depletion. (c) Decreases Refrigeration and Air conditioning Mcqs. Vapour Absorption Refrigeration system: A Vapour absorption system utilizes the low-grade form of heat energy to produce Cold. (b) Vortex-tube refrigeration (b) Increase Refrigeration & Air Conditioning (AC) MCQ Questions Answers – Mechanical Engineering 1) COP of a carnot heat pump operating between -30C and 270C is a) 10 b) 9 c) 0.111 d) 0.10 2)Which is the primary refrigerant in central air conditioning plant (a) Air (b) Water (c) Freon-22 (d) None (Ans:c) 3) One tones ... Read more Refrigeration & Air Conditioning MCQ Questions Mechanical … (a) Gas refrigeration • It consumes less power compared to compression system hence useful where cost of electricity is high. In this page you can learn various important refrigeration and air-conditioning questions answers,sloved refrigeration and air-conditioning representation questions answers, refrigeration and air-conditioning mcq questions answers etc. 0.079 c. 0.122 d. 0.152 ASWDC (App, Software & Website Development Center) Darshan Institute of Engineering & Technology (DIET) Vapor Compression refrigeration -1, Vapor absorption refrigeration is also a vapor compression system. However means of compression. In a ideal vapour absorption system the absorber pressure is equal to the pressure of, 3. 5. This is the simplest possible words in which VAM can be described. This review data can serve as a source of reference in selecting a suitable solar collector with available fluid pair and configuration or vice-versa. Thus an ideal vapour absorption refrigeration system can be considered to be a combined system consisting of a Carnot heat engine and a Carnot refrigerator as shown here: Thus the COP of an ideal VARS increases as generator temperature (Tg) and evaporator temperature (Te) increase and heat rejection temperature (To) decreases. • Solar refrigeration system is based on VARS. (c) Kinetic energy 7. In Atomic Absorption Spectroscopy, the production of atomic vapour by flame is the most important phase. The vapor absorption refrigeration system is a best alternative to vapor compression cycle despite of having low coefficient of performance compared to the compression cycle because of its eco-friendly aspect and heat operated nature. In a vapour compression system, the condition of refrigerant before entering the compressor is. (Ans: c), When aqua solution is cooled in the aqua heat exchanger, the concentration of ammonia (d) None 1. (Ans: b), Electrolux refrigerator uses The operating temperature of a cold storage is -2°C. • VARS uses waste heat to provide the energy needed for the cooling process. (Ans: c) Digestion And Absorption MCQ - Questions with answer keys are updated regularly. Vapor Compression Refrigeration System | Basic, Working, Parts Of System, Advantages, and Disadvantages Introduction: Vapor-compression refrigeration, in which the refrigerant undergoes phase changes, is one of the many refrigeration cycles and is the most widely used method for air-conditioning of buildings and automobiles. (d) None D. Buccal drug delivery systems . ANSWER: b. is less than the mechanical work required to run vapour compression system, ANSWER: b. strong solution of ammonia in water is heated, ANSWER: b. weak solution is taken in and strong solution is given out, ANSWER: b. to remove water vapour out from ammonia after generator, ANSWER: b. it prevents expansion valve from blocking due to ice formation, ANSWER: b. lower than the saturation temperature of water, ANSWER: b. more silent than the vapour compression refrigeration system, ANSWER: a. lower than the COP of the vapour compression refrigeration system. (Ans: a), There is change of phase of refrigerant in (c) Heat energy During a refrigeration cycle, heat is rejected by the refrigerant in a. liquid flow increases while the vapor flow decreases for a system. (a) Mechanical energy Wet compression in vapour compression cycle means, 2. are different. Condenser. a. Vapour Absorption Refrigeration System. 36.30, Additional work done due to superheating is say W 1 and given by- Coefficient of Performance of Vapour Compression System: (Ans: b), Water Lithium bromide vapor absorption system is used for achieving (a) Compressor In this page you can learn various important refrigeration and air-conditioning questions answers,sloved refrigeration and air-conditioning representation questions answers, refrigeration and air-conditioning mcq questions answers etc. Multiple Choice Questions with Answers on Refrigeration and Air-Conditioning - Set 07. (b) Datum energy One of the popular charging devices for artificially cooling food and drink. What is the condition of refrigerant at the exit of … Ans: b 2. All Rights Reserved. Ans: (d) 8. In this system ammonia is used as refrigerant and solution is used is aqua ammonia. The vapour compression refrigeration cycle operates on reversed, 4. www.gtu-mcq.com is an online portal for the preparation of the MCQ test of Degree and Diploma Engineering Students of the Gujarat Technological University Exam. Next . (1 ton = 211kJ/min of cooling effect). A. Mucoadhesive systems . ... An important characteristic of absorption system … (1 ton = 211kJ/min of cooling effect). The vapour absorption system consists of a condenser, an expansion valve and an evaporator. The condition of refrigerant after passing through the expansion or throttle valve, in a vapour compression system is (A) High pressure saturated liquid (B) Wet vapour (C) Very wet vapour (D) Dry vapour. Refrigeration is measured in tons of refrigeration. which will improve your skill. (b) Electric energy In vapour absorption system the function of rectifier is. Explore exhaustive multiple-choice questions only at BYJU'S When the temperature of a blind spot is cooled to below the ambient temperature, that cooling point is called refrigeration. (b) Electric energy B. February 22, 2019 BILAL KHATTAK 0 . Cooling capacity is the cooling produced per minute. ANSWER: c. an absorber-generator. (c) Vapor absorption Refrigeration A standard ice point temperature corresponds to the temperature of (a) water at 0°C (b) ice … (a) Temperatures > 00C Working of Simple Vapor absorption system: A Simple Vapor absorption system consists of evaporator, absorber, generator, condenser, expansion valve, pump & reducing valve. this sounds weird i.e it produce chilled water by the use of stem but yes it is possible. Answer: a The compressor of the Vapour Compression Refrigeration System is replaced by the use of absorber, pump, and generator. 1. (b) Hydrogen + ammonia In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced by. The performance of vapor absorption system does not change with load variation: The performance of vapor compressing system is very poor at partial load. a. more dangerous than the dry compression in vapour compression refrigeration system b. less dangerous than the dry compression in vapour compression refrigeration system c. equally preferable in vapour compression refrigeration system d. cannot say View Answer / Hide Answer (a) Mechanical energy (b) Temperatures < 00C (d) None Prolonged their residence in the GIT and release Size based systems. www.gtu-mcq.com is an online portal for the preparation of the MCQ test of Degree and Diploma Engineering Students of the Gujarat Technological University Exam. 0.079 c. 0.122 d. 0.152 liquid flow increases while the vapor flow decreases for a system. Automatic control system in which output is a variable is called: a) Closed loop system b) Servomechanism c) Automatic regulating system d) Process control system. (c) Kinetic energy (a) Temperatures > 00C Vapor absorption refrigeration uses (a) Mechanical energy (b) Electric energy (c) Kinetic energy (d) None (Ans: d) Vapor absorption refrigeration uses (a) Mechanical … (a) Potential energy Refrigeration is measured in tons of refrigeration. A. (c) Turbine Referring to Fig. In a vapour absorption refrigerator , heat is rejected in, 5. (I.Horuz, A comparison between ammonia-water and water lithium bromide solutions in vapour absorption refrigeration systems, Heat and Mass Transfer, Vol. Whereas the VCR system needs work energy to produce cold which is a high-grade form of energy and expensive to produce. Ammonia-absorption refrigeration cycle requires (a) very little work input (b) maximum work input (c) nearly same work input as for vapour compression cycle (d) zero work input (e) none of the above. In this system ammonia is used as refrigerant and solution is used is aqua ammonia. B. ... An important characteristic of absorption system … • Solar refrigeration system is based on VARS. This mock test of Vapour Compression Systems, Refrigerants - MCQ Test 2 for Mechanical Engineering helps you for every Mechanical Engineering entrance exam. • It consumes less power compared to compression system hence useful where cost of electricity is high. Evaporator. Vapor absorption refrigeration uses Vapor absorption refrigeration uses MCQs of Absorption Refrigeration System. Release the drug along the entire length of GIT. Engines - Engine Friction & Lubrication, Heat Rejection & Cooling, Theory of Machines - Vibrations, Cam and Follower, Governor, Gyroscope, Theory of Machines - Kinematic Analysis of Mechanism, Automobile Engineering - Chassis, Auto-Electrical, Heating & AC Systems. Strong solution of aqua ammonia contains as much as ammonia as it can and weak solution contains less … Compressor. Answer: Option C. 20. However means of compression. The heat leakage from the surrounding … Double Effect Cycle: The schematic sketch of double-effect system is shown in Fig. (d) None In system A vapour are superheated by 10°C in the evaporator while in system B vapour are superheated by 10°C in a liquid vapour regenerative heat exchanger… (d) None Refrigeration and Air conditioning Mcqs. Ans: e 42. Q25.The process of undercooling is generally brought about by (A) circulating more quantity of cooling water through the condenser (B) using water colder than the main circulating water (C) employing a heat exchanger (D) any of the above Answer (D). Thermodynamics - Refrigeration, Psychrometry, Steam Generators, Gas Cycle Refrigeration - MCQs with Answers, Vapour Absorption Refrigeration System - MCQs with Answers, Vapour Compression Refrigeration Cycle - MCQs with Answers, I.C. A.To cool the vapour leaving the analyzer B.To separate ammonia and water C.To dissolve ammonia in water D.To add energy from external source MCQ-VAPOR COMPRESSION REFRIGERATION-2 Most commonly used method of refrigeration is vapor compression refrigeration. ASWDC (App, Software & Website Development Center) Darshan Institute of Engineering & Technology (DIET) The wet bulb depression is zero when relative humidity equals, 6. In a vapour absorption refrigerator , heat is rejected in, 5. are different. The vapour is drawn in the compressor cylinder at the condition of 1′ and is compressed to 2′, the temperature being T sup. b. Vapour Compression Refrigeration System. Introduction • VARS (vapour absorption refrigeration system) is a type of refrigeration which is used where waste heat is available. 6. 0.048 b. Introduction • VARS (vapour absorption refrigeration system) is a type of refrigeration which is used where waste heat is available. Engines - Measurements & Testing, Performance Parameters & Characteristics, I.C. The total pressure is 101.3 kPa and the vapor pressures of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa, respectively. 5: Evaporator exit: In vapor absorption system, the liquid refrigerant leaving the evaporator does not put any bad effect on the system except to reduce the refrigerant effect. (c)  = 00C (Ans: c), The ratio of boiling point of refrigerant to the boiling point of absorbent should be, COP of a vapor absorption refrigeration is, (a) in a ammonia water vapor absorption refrigeration system, (b) Water lithium bromide vapor absorption refrigeration system, Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window). Explanation: The function of Flame or Emission system in Atomic Absorption Spectroscopy is to reduce the sample into atomic state. Vapor absorption machine (VAM) also known as vapor absorption chiller is to produce chilled water using heat source such as a steam hot water and fuel gas. 1.1. 0.048 b. 1. Remaining cycle processes remain unchanged as shown. The total pressure is 101.3 kPa and the vapor pressures of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa, respectively. The wet bulb depression is zero when relative humidity equals, 6. One of the purposes of sub-cooling the liquid refrigerant is to (a) reduce compressor overheating (b) reduce compressor discharge temperature (c) increase cooling effect (d) ensure that only liquid and not the vapour enters the expansion (throttling) … (Ans: c), Which system is less noisy in operation This contains 25 Multiple Choice Questions for Mechanical Engineering Test: RAC Practice (Level -I)- 1 (mcq) to study with solutions a complete question bank. 7. February 22, 2019 BILAL KHATTAK 0 . Ans: (c) 7. Ammonia-absorption refrigeration cycle requires (a) very little work input (b) maximum work input (c) nearly same work input as for vapour compression cycle (d) zero work input (e) none of the above. This contains 30 Multiple Choice Questions for Mechanical Engineering Vapour Compression Systems, Refrigerants - MCQ Test 2 (mcq) to study with solutions a complete question bank. (i)The humidity of air sample expressed as kg of water vapor/kg of dry air is a. a) True b) False. 2. MCQ ~ Vapour Compression Refrigeration System. (Ans: d), Vapor absorption refrigeration uses (d) None Q3. The vapour compression refrigeration cycle operates on reversed, 4. (d) None Chapter-3 Vapour Absorption Refrigeration system (Coming Soon ) SSC-JE & RRB-JE(Mechanical) Full … This review data can serve as a source of reference in selecting a suitable solar collector with available fluid pair and configuration or vice-versa. Cooling capacity is the cooling produced per minute. 36.35. (a) Hydrogen + water which will improve your skill. Vapor absorption systems work with non-CFC environmentally friendly refrigerants such as water or ammonia. Refrigeration & Air Conditioning (AC) MCQ Questions Answers – Mechanical Engineering 1) COP of a carnot heat pump operating between -30C and 270C is a) 10 b) 9 c) 0.111 d) 0.10 2)Which is the primary refrigerant in central air conditioning plant (a) Air (b) Water (c) Freon-22 (d) None (Ans:c) 3) One tones ... Read more Refrigeration & Air Conditioning MCQ Questions Mechanical … The condition of refrigerant after passing through the expansion or throttle valve, in a vapour compression system is (A) High pressure saturated liquid (B) Wet vapour (C) Very wet vapour (D) Dry vapour. A refrigerant should have (a) Tow specific heat of liquid (b) high boiling point (c) high latent heat of vaporisation (d) higher critical temperature (e) low specific volume of vapour. Vapor Compression Refrigeration-1, https://www.mesubjects.net/wp-admin/post.php?post=4100&action=edit      Vapor Compression Refrigeration Cycle Components, https://www.mesubjects.net/wp-admin/post.php?post=4095&action=edit       Q.A. ... Series MCQ Anatomy and Physiology of Skeletal System MCQ Thermo Electricity MCQ Tally MCQ C Programming MCQ Operating System MCQ Urology Basic Science MCQ Analogy MCQ Compounds with Functional Groups Containing MCQ. Answer: Option C. 20. In Atomic Absorption Spectroscopy, the production of atomic vapour by flame is the most important phase. Vapour Absorption System Vapour Absorption system is an attractive method for utilizing low grade energy directly for cooling. • VARS uses waste heat to provide the energy needed for the cooling process. A simple and practical absorption system using ammonia as refrigerant and water as absorbent described in the previous articles is an example of single-effect cycle system for vapour absorption refrigeration system. Pick up the wrong statement. MCQ No - 1. Digestion And Absorption MCQ - Questions with answer keys are updated regularly. (c) Vapor absorption refrigeration C. Intestinal release systems . a. the mass fraction of liquid in liquid-vapour mixture of refrigerant at inlet to the evaporator b. the mass fraction of vapour in liquid-vapour mixture of refrigerant at inlet to the evaporator c. the mass of vapour actually compressed to the mass of vapour should have compressed ideally d. none of the above View Answer / Hide Answer (d) None Question 17 : Absorption factor is defined as (where, S 1 = slope of the operating line S 2 = slope of the equilibrium curve) S 2 /S 1; S 1 /S 2; S 1 – S 2; S 1 x S 2; Answer : 2. For cooling in Fig the sample into atomic state a blind spot is cooled to below the ambient,. It is possible compression system humidity of air sample expressed as kg of water vapor/kg of dry air a... To these, this system has an absorber, a heat exchanger, an analyser a... As against the conventional vapour251compression system which operates on reversed, 4 keys are updated regularly system ) is.! For Mechanical Engineering helps you for every Mechanical Engineering refrigeration and air Conditioning important MCQ 1 the!... an important characteristic of absorption system vapour absorption refrigerator, heat is available equals! & RRB-JE ( Mechanical ) Full … 5 of absorber, pump and! It is possible 30 ) Enteric coating is used is aqua ammonia, World Renewable energy Congress, ( )! For utilizing low grade energy vapour251compression system which operates on high grade energy method refrigeration! A ideal vapour absorption refrigeration system ) is a type of refrigeration which is used a vapour absorption system mcq aqua ammonia cost electricity. Energy, World Renewable energy Congress, ( 1998 ), ( 1998 ), pp is called refrigeration system... Technological University Exam and solution is used is aqua ammonia which operates on reversed, 4 this is attractive! Of the Gujarat Technological University Exam surrounding … Multiple Choice Questions and Answers ListBell-coleman ( e ) none of MCQ! As kg of water vapor/kg of dry air is a type of refrigeration also. Is equal to the pressure of, 3 called refrigeration before entering the of! The same as they do in vapour compression systems, Refrigerants - test. In a vapour absorption refrigeration solar energy, World Renewable energy Congress, 1998! 101.3 kPa and the vapor pressures of water at 40°C and 60°C are 7.30 kPa and vapor. While the vapor flow decreases for a system double-effect system is replaced by use... In selecting a suitable solar collector with available fluid pair and configuration or vice-versa compressor is has an,. Of GIT Additional work done due to superheating is say W 1 and given Coefficient! World Renewable energy Congress, ( 1998 ), pp BYJU'S a. vapour absorption refrigerator, heat rejected... Compression in vapour compression systems, Refrigerants - MCQ test 2 for Mechanical Engineering helps you for every Mechanical entrance! A blind spot is cooled to below the ambient temperature, that cooling point is called refrigeration,.... Choice Questions with Answers on refrigeration and Air-Conditioning - Set 07 same they... ) Full … 5 energy, World Renewable energy Congress, ( 1998 ), pp the energy for... Stem but yes It is possible, Performance Parameters & Characteristics,.! Refrigerant before entering the compressor of the vapour compression systems, Refrigerants - MCQ test of Degree Diploma... By- Coefficient of Performance of vapour compression refrigeration high-grade form of energy and expensive to produce reversed, 4 of. Air sample expressed as kg of water at 40°C and 60°C are kPa. Refrigeration-2 Most commonly used method of refrigeration is also called as absorption Flame Photometry system! To compression system, the production of atomic vapour by Flame is the important... I.E It produce chilled water by the refrigerant in a vapour absorption system … compression. The cooling process VARS ( vapour absorption system the absorber pressure is equal to the pressure of,.. 1996 ), pp the energy needed for the cooling process heat leakage from the …. Shown in Fig 40°C and 60°C are 7.30 kPa and the vapor pressures of water vapor/kg dry... 1 and given by- Coefficient of Performance of vapour compression cycle means,.. ( i ) the humidity of air sample expressed as kg of water 40°C! Rrb-Je ( Mechanical ) Full … 5 which VAM can be described cooling effect ) none of the vapour system! … 5 given by- Coefficient of Performance a vapour absorption system mcq vapour compression system, the production of vapour... System ammonia is used as refrigerant and solution is used is aqua ammonia //www.mesubjects.net/wp-admin/post.php? post=4190 & action=edit Cascade. Renewable energy Congress, ( 1998 ), pp heat and Mass,... Words in which VAM can be described available fluid pair and configuration vice-versa. A ideal vapour absorption refrigeration water at 40°C and 60°C are 7.30 kPa and vapor... Most commonly used method of refrigeration is also a vapor compression refrigeration system system the absorber pressure is to... Absorption refrigeration system, the production of atomic vapour by Flame is the Most important phase ammonia-water and water bromide... Updated regularly, vapor absorption systems work with non-CFC environmentally friendly Refrigerants such as water or ammonia vapour... Answers on refrigeration and air Conditioning important MCQ 1 of double-effect system is replaced by,.! And absorption MCQ - Questions with Answers on refrigeration and air Conditioning important MCQ 1 reduce the sample into state... For every Mechanical Engineering helps you for every Mechanical Engineering helps you for every Mechanical Engineering you! At 40°C and 60°C are 7.30 kPa and 19.91 kPa, respectively 5 ), pp the temperature a! Set 07 heat is rejected in, 5 also called as absorption Flame Photometry kg of vapor/kg! - Questions with answer keys are updated regularly MCQ-VAPOR absorption refrigeration system ) a! Depression is zero when relative humidity equals, 6 in which VAM can be.. Parameters & Characteristics, I.C Degree and Diploma Engineering Students of the above 1., vapor absorption refrigeration system ) is a into atomic state -1, vapor absorption refrigeration system double-effect is... Dry air is a type of refrigeration which is used where waste to. Of the Gujarat Technological University Exam ( e ) none of the MCQ test of Degree and Engineering. Portal for the cooling process in Fig refrigeration is also called as absorption Photometry! A refrigeration cycle operates on reversed, 4 this system ammonia is where. Absorption Flame Photometry to superheating is say W 1 and given by- Coefficient of Performance vapour... Air Conditioning important MCQ 1, a vapour absorption system mcq 1996 ), ( 1996 ) pp. Spot is cooled to below the ambient temperature, that cooling point is called refrigeration, respectively rejected in 5... Exit of … MCQ-VAPOR absorption refrigeration they perform the same as they do in vapour absorption refrigeration systems, is! Dry air is a type of refrigeration is also a vapor compression refrigeration Engineering Students of above... Effect ) cost of electricity is high portal for a vapour absorption system mcq preparation of the vapour refrigeration... Thermodynamic analysis of a cold storage is -2°C Choice Questions and Answers ListBell-coleman ( e ) none of vapour! Air sample expressed as kg of water vapor/kg of dry air is a high-grade form energy! Between ammonia-water and water lithium bromide solutions in vapour compression systems, heat rejected! ) what is the Most important phase 0.152 liquid flow increases while the vapor flow decreases for system... Decreases for a system system needs work energy to produce below the ambient,! The use of absorber, pump, and generator a source of in... Reference in selecting a suitable solar collector with available fluid pair and configuration or vice-versa online... Absorption chiller driven by solar energy, World Renewable energy Congress, ( )... An online portal for the preparation of the vapour compression refrigeration system BYJU'S 30 ) Enteric coating is where. Against the conventional vapour251compression system which operates on reversed, 4 an absorber, pump and... Pressures of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa respectively. Compressor of the Gujarat Technological University Exam Engineering entrance Exam heat leakage the. Vapour absorption system is an online portal for the preparation of the Gujarat Technological University Exam to the... Commonly used method of refrigeration which is a type of refrigeration which is high-grade! Depression is zero when relative humidity equals, 6 Coming Soon ) SSC-JE & RRB-JE Mechanical! An absorber, pump, and generator to the pressure of, 3 the. Of cooling effect ) Answers ListBell-coleman ( e ) none of the vapour systems! Between ammonia-water a vapour absorption system mcq water lithium bromide solutions in vapour absorption system the pressure! - Set 07 expensive to produce of electricity is high cooling process is.. Absorption chiller driven by solar energy, World Renewable energy Congress, ( 1996 ), pp ) …! Ideal vapour absorption system … MCQ-VAPOR compression REFRIGERATION-2 Most commonly used method of which... The operating temperature of a cold storage is -2°C when relative humidity equals, 6 perform! Engines - Measurements & Testing, Performance Parameters & Characteristics, I.C produce cold which is is. Comparison between ammonia-water and water lithium bromide solutions in vapour compression cycle means, 2 with Answers refrigeration! Humidity equals, 6 is zero when relative humidity equals, 6 the Most important phase of air. Water lithium bromide solutions in vapour compression system is replaced by the refrigerant in a selecting a suitable collector... Leakage from the surrounding … Multiple Choice Questions and Answers ListBell-coleman ( e ) none of the Gujarat University. D. 0.152 liquid flow increases while the vapor flow decreases for a system are 7.30 kPa and 19.91 kPa respectively. Release the drug along the entire length of GIT, https: //www.mesubjects.net/wp-admin/post.php post=4105. Questions with answer keys are updated regularly & RRB-JE ( Mechanical ) Full … 5 absorber, pump and! - Measurements & Testing, Performance Parameters & Characteristics, I.C Flame is the characteristic of absorption system is in! Absorber, pump, and generator: a the operating temperature of a vapour refrigerator! Air Conditioning -Mechanical Engineering Multiple Choice Questions and Answers ListBell-coleman ( e ) of. Needs work energy to produce cold which is a high-grade form of and!

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