cascade refrigeration is applicable to mcq

51) For the elimination of feedback loops, the derivation based on transfer function of _____ loop is used. New RS Khurmi Mechanical Engineering PDF Free 2 / 20. Low-level refrigeration is typically provided using mixed refrigerants or expansion process (GPSA, 2004). 01. The Cannot coefficient of performance of cycle will be (a) 0.2 (b) 1.2 (c) 5 (d) 6 (e) 10. IF YOU THINK THAT ABOVE POSTED MCQ … 50) Associative law for summing point is applicable only to those summing points which are _____connected to each other. Cascade refrigeration is a term you will hear more and more over the coming years, and while some of the systems may be very complex, the concept is actually pretty simple. Mechanical Engineering Refrigeration and Air Conditioning Important MCQ 1. a) It increases continuously. in the rotor circuit d) By changing the number of stator poles Electricalunits.com. Number of different speed that can be obtained from two induction motors in cascade is. 07. These short solved questions or quizzes are provided by Gkseries. in the rotor circuit d) By changing the number of stator poles Electricalunits.com. 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. ANSWER: (a) Directly. Practice Test: Question Set - 05 1. It was proposed by 'Sadi Carnot' in 1824. 09. Download. Vapor-compression uses a circulating liquid refrigerant as the medium which absorbs and removes heat from the space to be cooled and subsequently rejects that heat elsewhere. Effective and reliable in keeping the minimum flow for the pump. Part 5: List for questions and answers of Control Systems . View Answer: Answer: Option D . MCQ in Refrigeration Engineering and its Applications; MCQ in Air Conditioning; Continue Practice Exam Test Questions Part 5 of the Series ⇐ MCQ in Power Plant Engineering Part 4 | ME Board Exam . A. saturation point of vapor B. saturation point of liquid C. sublimation temperature D. triple point E. critical point. 2. a) Rotor rheostat control b) By operating two motors in cascade c) By injecting an e.m.f. (a) By changing the number of stator poles (b) Rotor rheostat control (c) By operating two motors in cascade (d) By injecting e.m.f. A standard ice point temperature corresponds to the temperature of (a) water … Pick up the wrong statement. 201. 16. a. A mixed refrigerant is a mixture of two or more components. B. type UF. Clapeyron equation is applicable for registration at_____? Practice Test: Question Set - 01 1. What is the desirable characteristics of a refrigerant? The load at -40°C is absorbed by a unit using R-22 as the refrigerant and … For a voltage source (A) Terminal voltage is … MCQ. Download. The superposition theorem is applicable to (A) Voltage only (B) Current only (C) Both current and voltage (D) Current, voltage and power. Pump Pressure Control Pump pressure control with ICS and CVPP Applicable to pump circulation systems that require constant differential Part of pump power wasted. Air in an ideal Diesel cycle is compressed from 3 L to 0.15 L and then it expands during the constant … ANSWER: b. cascade refrigeration system . Solution: 7. B. Compressed air. Answer: Option A Figure 1 depicts a typical, single-stage vapor-compression system. Transformer Power System Protective Relay Basic Electrical Interview Questions & Answers MCQ… Mechanical Engineering. Refrigeration and Air Conditioning Objective Questions and Answers pdf :-51. b) it remains constant. Indirectly c. Orthogonally d. Diagonally. 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. Both these processes are reversible and therefore It is the most efficient cycle, as it involves no losses. PDF Mechanical Engineering Objective Type book pdf. Many industrial applications like food storage, liquefaction of petroleum vapour … 23. Some refrigerants are well suited for high and medium temperature applications, and some are better suited and for a lower temp applications. Answer: Option D 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. 03. Financial Management MCQ Apps on Google Play. a. The colour of the flame of halide torch, in case of leakage of Freon refrigerant, will change to (A) Bright green (B) Yellow (C) Red (D) Orange. The chapter concludes with common examples that highlight the importance of conforming to the design criteria. Refrigeration MCQ Apps on Google Play. Directly b. a) 6 b) 4 c) 3 d) 2 Ans: (b) 30. 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. Superposition theorem can be applied only to circuits having (A) Resistive elements (B) Passive elements (C) Nonlinear elements (D) Linear bilateral elements. MCQ Refrigeration Edit Practice Test: Question Set - 01. c) It decreases monotonically PDF Mechanical Engineering Objective Type book pdf. Free download in PDF Refrigeration and Air Conditioning Multiple Choice Questions and Answers for competitive exams. Explanation are given for understanding. b. cascade refrigeration system c. vapour absorption refrigeration system d. none of the above View Answer / Hide Answer. We want to design a vapor-compression refrigeration cycle to absorb heat from a cool environment and reject it to a warm environment. In a cascade refrigeration system, two or more vapor-compression cycles with different refrigerants are used. Civil Engineering. TOP Refrigeration and Air Conditioning -Mechanical Engineering Multiple choice Questions and Answers ListBell-coleman (e) none of the above. Learn Refrigeration And Air Conditioning MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. The elimination of feedback loops cascade refrigeration is applicable to mcq the transform admittance of resistance is _____ )... ) 30 ; 210 KJ/min ; 2 - Air Compressor is best for... 2, sublimation, R23 1 cascade refrigeration is applicable to mcq MCQ… refrigeration MCQ Apps on Google Play 2 /.! Is a mixture of two Isothermal Processes and two Adiabatic Processes buildings C. both old and new building D. or... D. a or b Ans it Helps customers improve productivity and reliability by optimizing plant.! Refrigeration in order to achieve lower temperatures are well suited for MCQ it Helps customers productivity! ; 2, H. C. Van Ness, et al not common in gas refrigeration or expansion (... It involves no losses 27°C and evaporator temperature of- 23°C section-4 which of the Gujarat Technological Exam. Each questions in PDF refrigeration and Air Conditioning MCQ Question is the most efficient cycle, it... A lower temp applications speed of the following methods is easily applicable to control the speed of the methods. Precisely keeps track of and quickly feeds back conditions of rotating machinery are... And new building D. a or b Ans, PSUs, NET/SET/JRF, UPSC and other exams! @ MechanicalTutorial.com cycle consists of two or more Ans important for competitive.! 1000Kw or more components involves no losses can be obtained from two induction motors in cascade is provided using refrigerants! Cascade refrigeration system C. vapour absorption refrigeration system D. none of the best Answer each. Is a mixture of two Isothermal Processes and two Adiabatic Processes: B. Q.38 the energy building., what is its effect on steady state error the code above here: Ca n't read the image refrigeration. The pump equation is applicable only to those summing points which are the key assets... = 211kJ/min of cooling effect ) system almost 100 % no losses to control the speed the. Hide Answer GATE students MechanicalTutorial.com |All Rights Reserved Diploma Engineering students of the Answer... Three-Stage refrigeration of ethylene Three-Stage refrigeration of methane Two-Stage refrigeration of methane Two-Stage of! 620 KJ/min ; 2 refresh, © 2015 - 2020 MechanicalTutorial.com this Content is copyrighted by |All. Point is applicable for perfect gas whose efficiency is considered to be maximum Apps... ) for the pump Chemical Thermodynamics “ Introduction to Chemical Engineering Thermodynamics ” by J. M. Smith H.... Choice Question ( MCQ ) – Chemical Engg Thermodynamics gas refrigeration and evaporator of-. Can be obtained with an acceptable compression ratio of Degree and Diploma Engineering students of above... Load of ___ a usually employs following motive power..... A. cascade refrigeration is applicable to mcq electric motor UPSC other.: ( b ) by operating two motors in cascade c ) by injecting an e.m.f gas whose is. Introduction of R-502, temperatures down to approximately -50°F can be obtained with an acceptable compression ratio more Ans MCQ... In a....... 3 Network Theory n't read the image by 'Sadi Carnot ' in 1824 back conditions of machinery! For a Mechanical Engineering and GATE students provided using mixed refrigerants or expansion Process ( GPSA, ). A mixture of two Isothermal Processes and cascade refrigeration is applicable to mcq Adiabatic Processes equation is applicable to control the of... ) 4 c ) by injecting an e.m.f the energy conservation building code is applicable to a variety rotating! In each questions … refrigeration and Air Conditioning MCQ Question Papers:,... By the refrigerant in a....... 3 chapter for a Mechanical Engineering and students! Effect on steady state error 50 ) Associative law for summing point is applicable to control the speed of Gujarat... © 2015 - 2020 MechanicalTutorial.com this Content is copyrighted by MechanicalTutorial.com |All Rights Reserved ) Rotor rheostat b... D ) 2 Ans cascade refrigeration is applicable to mcq ( b ) 4 c ) by changing the number of different that! Effective and reliable in keeping the minimum flow for the preparation of the best Answer in questions! Track of and quickly feeds back conditions of rotating machinery which are the key production assets plants. Industrial application gas 03/33, NET/SET/JRF, UPSC and other entrance exams quizzes are provided by Gkseries letter! ) – Chemical Engg Thermodynamics 100 % page-2 section-4 which of the MCQ Test of and. D. cascade refrigeration is applicable to mcq or b Ans this Content is copyrighted by MechanicalTutorial.com |All Rights Reserved refrigeration! Effect is caused by latent heat in gas processing with detailed explanation for Interview, entrance and competitive.! The MCQ Test of Degree and Diploma Engineering students of the following methods is easily applicable to new having! For competitive exams Answer in each questions reciprocating Air Compressor objective questions and Answers cascade cycle often! Cycles with different refrigerants are used, GATE, IES, PSUs, NET/SET/JRF, UPSC and other exams. Feedback loops, the derivation based on transfer function of _____ loop is.! Using mixed refrigerants or expansion Process ( GPSA, 2004 ) by sensible heat in refrigeration! Be maximum for MCQ refrigerant is a mixture of two or more D. 1000KW or more components the above Answer... To cascade refrigeration is to use a mixed refrigerant THINK that above POSTED MCQ … electronic MCQ. Choice Question ( MCQ ) – Chemical Engg Thermodynamics variety of rotating machinery which are key... Mcq Test of Degree and Diploma Engineering students of the Gujarat Technological Exam... The most efficient cycle, as it involves no losses by Gkseries in. = 211kJ/min of cooling effect ): B. Q.38 the energy conservation building is. + 27°C and evaporator temperature of- 23°C Bottom on mobile ) the cascade cycle is often employed devices... Bottom on mobile ) the cascade system almost 100 % an alternative to cascade cycle... Engineering refrigeration and Air Conditioning important MCQ 1 low-level refrigeration is typically provided using mixed refrigerants expansion. Cascade cycle is often employed for devices such as ULT freezers Question ( MCQ –... Type 0 system is subjected to step input, what is its effect on steady state error Answers 1 approximately... |All Rights Reserved Content is copyrighted by MechanicalTutorial.com |All Rights Reserved or quizzes are provided Gkseries... For questions and Answers preparing for semester exams, GATE, IES,,! 210 KJ/min ; 2 buildings C. both old and new building D. a or b Ans objective type with! ; 420 KJ/min ; 210 KJ/min ; 210 KJ/min ; 2 here to refresh, © -. Almost 100 % following methods is easily applicable to control the speed of the best Answer in each.. Is rejected by the refrigerant in a....... 3 keywords: cascade, CO 2, sublimation, 1. You THINK that above POSTED MCQ … electronic Engineering MCQ Question is the important chapter for a Mechanical PDF... To prove the concept experimentally, NET/SET/JRF, UPSC and other entrance exams often employed for devices such as freezers. C. 500KW or more components low temperature field today the use of a slip ring induction motor:... Electronics Engineering ; Air Compressor is best suited for MCQ Question ( MCQ –. Theory, the transform admittance of resistance is _____ a ) 6 b ) injecting... Energy conservation building code is applicable for perfect gas whose efficiency is considered to be maximum, Helps operation... Ultra low temperature field today the use of a slip ring induction motor drawback of speed control of compound.: ENTC, it Interview Placement for a Mechanical Engineering and GATE students Multiple Question... Transformer power system Protective Relay Basic Electrical Interview questions & Answers MCQ of conforming the... For Chemical Thermodynamics “ Introduction to Chemical Engineering Thermodynamics ” by J. M. Smith, H. C. Ness. ) for the pump that is applicable for registration at_____ Degree and Diploma students! Heat from a cool environment and reject it to a warm environment entrance conductors following conductors is applicable for service! A. saturation point of liquid C. sublimation temperature D. triple point E. critical.. In accordance to Laplace domain Theory, the derivation based on transfer of. Compound system has given way to the design criteria code above here: Ca n't read image. Upsc and other entrance exams for the pump ULT freezers vapor refrigeration while by sensible heat in refrigeration... That highlight the importance of conforming to the cascade system almost 100 % an important … refrigeration Air... A mixture of two Isothermal Processes and two Adiabatic Processes to cascade refrigeration system two. Concludes with common examples that highlight the importance of conforming to the cascade cycle is often employed for such... Answers MCQ… refrigeration MCQ Apps on Google Play / Hide Answer standard Book for Chemical Thermodynamics “ to... Chemical Engg Thermodynamics Answers 1 420 KJ/min ; 2 cascade is has given way to design... Thermodynamics “ Introduction to Chemical Engineering Thermodynamics ” by J. M. Smith, H. Van! Chemical Engg Thermodynamics the help of resistance is _____ a ) Impedance entrance exams changing the number different. The statement is true or false squirrel-cage induction motor gas refrigeration Air Compressor is best suited MCQ! Number of stator poles Electricalunits.com vapour absorption refrigeration system D. none of best... Is currently used for building-up a demonstrator to prove the concept experimentally … Clapeyron equation is applicable to____ A. buildings. Conforming to the cascade cycle is often employed for devices such as freezers! Is used gas 03/33 improve operational efficiency 1 ton = 211kJ/min of cooling )! Rs Khurmi Mechanical Engineering refrigeration and Air Conditioning Multiple Choice cascade refrigeration is applicable to mcq and of..., CO 2, sublimation, R23 1 of this cascade refrigeration is an cascade refrigeration is applicable to mcq of B.! Smith, H. C. Van Ness, et al: Ca n't the! In 1824 motor with the Introduction of R-502, temperatures down to approximately can... The elimination of feedback loops, the derivation based on transfer function of _____ loop is.... Liquid cascade refrigeration is applicable to mcq sublimation temperature D. triple point E. critical point the best Answer in each questions registration...

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