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Heat exchanger mcq with answers


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Heat exchanger mcq with answers

relieve stresses caused by thermal The following section consists of Chemistry Multiple Choice questions on Heat Transfer. The Test comprises of multiple choice questions (MCQ) with one or more correct answers. Improve your score by attempting Heat-Transfer objective type MCQ questions paper listed along with detailed answers. Same. Heat Transfer, Chemical Engineering Multiple Choice Questions / Objective type questions, MCQ's, with question and answers, download free PDF, Chemical Engineering, Multiple Choice Questions, Objective type questions, Chemical Engineering short notes, rapid fire notes, best theory Aug 29, 2017 · We are going to discuss the Mechanical Engineering HEAT AND MASS TRANSFER (HEAT EX CHANGERS) objective questions and answers . To speed up the slow moving electron. Nov 29, 2015 · Two heat exchangers are available (i) a shell and tube heat exchanger and (ii) a finned tube heat exchanger. Here is Heat Transfer for GATE ME Quiz 1 to help you prepare for your upcoming GATE exam 2019. In heat exchangers, degree of approach is defined as the difference between  14 Aug 2016 HEAT TRANSFER MCQ. • Heat is an energy flow, defined -impervious systemsby (1) just for the case of mass (i. The basic component of a heat exchanger can be viewed as a tube with one fluid running through it and another fluid flowing by on the outside. The function of a moderator in a nuclear reactor is. For the refrigeration process shown in Figure 1, what is the coefficient of performance of the heat pump? (a) 4 (b) 5 (c) 50 J (d) 50 kJ/kg Figure 1 2. Heat Transfer MCQ question is the important chapter for a Chemical Engineering and GATE students. Steam Boilers, Engines, Nozzles and Turbines Questions and Answers pdf 1. 1. These objective type Heat Transfer questions are very important for campus placement test, semester exams, job interviews and competitive exams like GATE, IES, PSU, NET/SET/JRF, UPSC and diploma. McGraw, Ph. The recommended arrangement is A. A heat exchanger is used to transfer energy from the air (and food) in the refrigerator to the cold refrigerant (energy transferred by virtue of a temperature difference only = heat). More Questions & Answers : Practical Process Control System Questions & Answers – 11 Practical Process Control System Questions & Answers – 14… Question For You In this process, maple syrup is heated as it passes through a steam heat exchanger, then enters an evaporator where the water boils off. Correct answers are given in bold 1. What would you recommend the operator do to make this system produce on-spec syrup? Share Your Answers via Comments. finned tube heat exchanger with air inside and steam outside. In cross-flow heat exchangers, the the overall heat transfer coefficient, and the geometry of the heat exchanger, to the rate of heat transfer between the two fluids. Mar 02, 2018 · B. • Heat input to a system, may not necessarily cause a temperature increase. Take this multiple-choice quiz online in an interactive format and find out what to answer questions about the reason air cooled heat exchangers are used so  Transfer - Mechanical Engineering Multiple Choice Questions and Answers List . E ( BOILER OPERATION ENGINEER ) EXAM. Oct 16, 2017 · electrical engineering mcqs, electrical mcq, electrical objective questions, electrical questions, objective electrical engineering, objective questions, power system mcq with answers In a heat exchanger with steam outside the tubes, Mechanical Engineering Multiple Choice Questions and Answers List _ MCQs Preparation for Engineering Competitive Plate heat exchangers A plate heat exchanger, PHE, is a compact heat exchanger where thin corrugated plates (some 0. A cold fluid enters the heat exchanger at 40°C. It is part of an HVAC system found in residential, commercial, and industrial buildings. The comburstion products flow along the walls at high velocity and turbulence. Tube side heat transfer area are equal in both the cases. A. Which are helpful for interviews , government exams ,machine design Jan 22, 2019 · We are preparing some more Heat Transfer MCQ Questions and Answers and we will provide you as soon as possible. pdf - Free download as PDF File (. Page-11 section-4 HEAT TRANSFER Objective Questions and Answers pdf free download for mechanical mcqs lab viva manual questions. Arithmetic Mean Temperature Difference can be calculated as 0% accuracy. Gas Turbine Power Plant - Gas Turbine Power Plant Objective Questions and Answers; 6. The GATE ME paper has several subjects, each one is equally important. Heat Transfer Quiz. Therefore, it can not be classified as a compact heat exchanger. In an isolated system, given heat is always equal to taken heat or heat change in the system is equal to zero. E ( BOILER OPERATION ENGINEER ) Get a Quote Heat Transfer Problems. Which of the following is/are example/ s of heat exchanger? a. Heat Transfer Online Test Questions & Answers. Harikesh Yadav ME MCQ PDF, Uncategorized January 26, LMTD in case of counter flow heat exchanger as View Test Prep - Quiz 10 from ES 3073 at University of Tulsa. Nuclear Power Plant - Nuclear Power plant Objective Questions and Answers; 11. That is, the design of a two fluid heat exchanger used for the MCQ quiz on Climate Change multiple choice questions and answers on Climate Change MCQ questions quiz on Climate Change objectives questions with answer test pdf for interview preparations, freshers jobs and competitive exams. Follow-up question: suppose the heat exchanger fouling really is this bad, but we cannot fix the heat exchanger with the tools we have available. The Following Section consists of Heat Transfer, Refrigeration and Air Conditioning Questions on Physics. In absence of work, a heat Here is Heat Transfer for GATE ME Quiz 1 to help you prepare for your upcoming GATE exam 2019. This MCQ set on Biophysics and Biophysical Techniques. Some examples of  16 Jun 2017 This set of Heat Transfer Multiple Choice Questions & Answers A single pass shell and tube heat exchanger, consisting of a bundle of 100  28 Oct 2017 Engineering Multiple Choice Questions and Answers . Learn more with The Guide to HVAC Technician Exams or take a free HVAC Practice Exam. org. In absence of work, a heat A Fan Coil Unit (FCU) is a simple device consisting of a heating and/or cooling heat exchanger or 'coil' and fan. The transfer of heat energy between the two fluids could be carried out: either by direct mixing of the two fluids and the mixed fluids leave at an intermediate temperature Heat Exchanger Effectiveness MCQ Test. Water Softener Interview Questions ; Question 27. CHAPTER 7 HEAT TRANSFER YEAR 2012 MCQ 7. Assuming I don't have a huge air-to-air heat exchanger under the car, about what percentage of the input mechanical energy I used to compress the air can I expect to get out to my wheels? Nov 24, 2016 · BOILER INTERVIEW QUESTION & ANSWER. c) dry saturated steam with high pressure Equipments – re-boiler, heater dryer, heat exchanger etc. 15. b. The two most common heat exchanger design problems are those of rating and sizing. Mechanical Engineering Multiple choice Questions Answers LMTD in case of counter flow heat exchanger as compared-to parallel flow heat exchanger is (a) higher HVAC technician certification and licensing exams test knowledge and skills related to specific HVAC processes and applications. O. Thermodynamics questions and answers for interview, entrance test and competitive examination. Many states require technicians who work on heating, ventilation, cooling and refrigeration equipment to be licensed. 3 - Heat Exchangers - Chapter Notes, Engineering, Semester for Chemical Engineering this is your one stop solution. For the same heat load and mass flow rate in the tube side of a shell and tube heat exchanger, one may use multipass on the tube side, because it (A) Decreases the pressure drop (B) Decreases the outlet temperature of cooling medium (C) Increases the overall heat transfer coefficient (D) None of these This is your solution of Chapter 4. Question bank for Energy Managers & Energy Auditors Chapter 2. 7 - 8 PLANT DESIGN - Daniel R. Radiation heat transfer does not involve particles ? Only glowing objects can be a radiant heat source ? Radiant heat transfer explains why a spoon in a cup of hot tea soon feels warm ? A radiant heat source transfers heat by energizing the molecules of air around it Welcome to Biophysics MCQ-02 MCQ on Biophysics: Techniques in Molecular Biology. To find the value of LMTD for the counter flow and parallel flow heat exchangers EXP 8&9: Heat exchanger is equipment which transfers the energy from a hot fluid to cold fluids, with maximum rate & minimum investment. Remove the waterbox inspection plates. 632 Heat Engines, Entropy, and the Second Law of Thermodynamics Q22. HEAT TRANSFER Multiple Choice Questions Skip to content Engineering interview questions,Mcqs,Objective Questions,Class Notes,Seminor topics,Lab Viva Pdf free download. 5) What circulatory pattern helps reduce heat loss in the extremities of marine mammals? Countercurrent or heat exchanger circulation. 7 Suppose the ambient temperature is 20°C. Question 1 In a heat exchanger, floating head is provided to. PDF Heat Transfer By JP Holman Engineering Ebookz o (C) Isolate, drain, and dry the salt water side of the heat exchanger. multiple effect evaporator solved problems pdf answers 2, CHAPTER 10 EXAMPLES & SOLUTIONS - Çankaya Üniversitesi. This lowers the internal energy of the air/food and raises the internal energy of the refrigerant. May be higher or lower Nuclear Power Plant Multiple Choice Questions and Answers. Heat is a form of energy that can transform into an increase of the molecules' movement in a system and if the system is water, and this water is hydrostatic, the kinetic energy will become pressure. Jan 26, 2017 · ME IMPORTANT MCQ-Heat Transfer 1. How can I tell if my gaskets are glued or utilise a glue-less style attachment method? Learn Heat Transfer MCQ questions & answers are available for a Chemical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. . Using the chart shown in Figure 2. 5 Heat Exchangers The general function of a heat exchanger is to transfer heat from one fluid to another. Q≡W adiab−W). Jun 16, 2017 · This set of Heat Transfer Multiple Choice Questions & Answers (MCQs) focuses on “Heat Exchanger Effectiveness”. Tricky Heat Transfer - Mechanical Engineering Multiple choice Questions and Answers pdf 91. The symbol T will be A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. e. D. To Study Chapter 4. B. Transformer Power System Protective Relay Basic Electrical Interview Questions & Answers MCQ. pdf), Text File (. Lower. An economiser is a mechanical device which is used as a heat exchanger by preheating a fluid to reduce energy consumption In a steam boiler, it is a heat ex-changer device that heats up fluids or recovers residual heat from the combustion product ie flue gases in thermal power plant before being released through the chimneyFlue gases are the An economiser is a mechanical device which is used as a heat exchanger by preheating a fluid to reduce energy consumption In a steam boiler, it is a heat ex-changer device that heats up fluids or recovers residual heat from the combustion product ie flue gases in thermal power plant before being released through the chimneyFlue gases are the refrigerant is lower than that of the air in the refrigerator. All parts of a question should be answered at one place Section-I : Objective Type Questions. 1 For an opaque surface, the absorptivity (), transmissivity and reflectivity are related by Thermodynamics questions and answers for interview, entrance test and competitive examination. Feed water heater in which a stream of steam is directly mixed with cold water and the mixture leaves at uniform temperature Multiple Choice Questions (MCQ) and Answers on Heat Transfer Question 1 : Bulk of the convective heat transfer resistance for a hot tube surface to the fluid flowing in it, is in the central core of the fluid uniformly distributed throughout the fluid mainly confined to a thin film of fluid near the surface. MCQ PDF Ads by Google Home » Heat Transfer Objective type Questions and Answers » 103 TOP Heat Transfer - Mechanical Engineering Multiple Choice Questions and Answers List 103 TOP Heat Transfer - Mechanical Engineering Multiple Choice Questions and Answers List Latest Heat Transfer Questions and Answers pdf free download 1. ‣ Transformer interview questions paper-5 the heat exchanger Logarithmic Mean Temperature Difference Chart (pdf) Example - Arithmetic and Logarithmic Mean Temperature, Hot Water Heating Air. 10 3) An ideal vapor-compression heat pump cycle with Refrigerant 134a as the working fluid provides 15 kW to maintain a building at 200C when the outside temperature is 50C. Important Questions And Answers Heat And Mass Transfer. 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. Take the Quiz for competitions and exams. Calculations of Heat Transfer. This video is unavailable. We’ll explore five common questions and answers to help you take better care of your plate heat exchanger. The water leaves the heat exchanger at 60 o C. The total emissivity power is . facilitate cleaning of the exchanger. C. A shell—and-tube heat exchanger has been in use for several years without cleaning and the overall heat transfer coefficient for Nov 05, 2012 · 14. LMTD is defined as the temperature difference which, if constant, would give the same rate of heat x It is often convenient to specify the flow of energy as the heat flow per unit area which is also known as heat flux. We will limit ourselves to the design of recuperators only. Also, determine the amount of money this heat exchanger will save the company per year from natural gas savings. Which of the following is/are example/s of heat exchanger? a. (NOTE: This is the only website,where you can download the previous year Anna university question papers in PDF format with good quality and with out any water marks. Ans: b; A standard ice point temperature corresponds to the temperature of (a Because the effects of heat transfer. In this type of heat exchanger hot and cold fluids move in the same direction Counter flow heat exchanger In this type of heat exchangerhot and cold fluids move in parallel but in opposite directions. 14 on page 62 of the textbook, what is the relative humidity, absolute humidity and specific enthalpy of Sep 13, 2019 · Heat Exchanger: A heat exchanger is an equipment where heat energy is transferred from a hot fluid to a colder fluid. The following are the Multiple Choice Questions (MCQs) related to the topic Heat Transfer from Physics along with answers. Dec 13, 2016 · But, knowing what to watch for when inspecting and maintaining your plate heat exchanger is critical. The minimum capacity of any closed vessel which generates steam under Indian Boilers Regulation Act is ___. To start the chain reaction. 0 Attempts, 0 % Avg. Heat and Mass Transfer MCQ Objective Question and Answers Part 3 Heat and Mass Transfer Multiple Choice Objective Questions For Aptitude Interview test useful […] Aug 31, 2014 · Home » Heat Transfer Objective type Questions and Answers » 103 TOP Heat Transfer - Mechanical Engineering Multiple Choice Questions and Answers List Sunday, 31 August 2014 103 TOP Heat Transfer - Mechanical Engineering Multiple Choice Questions and Answers List Aug 31, 2014 · Home » Heat Transfer Objective type Questions and Answers » 103 TOP Heat Transfer - Mechanical Engineering Multiple Choice Questions and Answers List Sunday, 31 August 2014 103 TOP Heat Transfer - Mechanical Engineering Multiple Choice Questions and Answers List Heat and Mass Transfer MCQ Objective Question and Answers Part 1 Heat and Mass Transfer Multiple Choice Objective Questions For Aptitude Interview test useful […] A designer chooses the values of fluid flow rates and specific heats in such a manner that the heat capacities of the two fluids are equal. Conservation of energy theorem is also applied to heat transfer. There are total of 398 thermodynamics questions with answers. The subject is vast, but practice makes tackling it easy. Please select the correct answer and at the end, you have to click on the 'SUBMIT' button to see your Score and the Correct Answers. Creating excellent Mar 11, 2015 · Question & answers on boiler, MED 06209 1. refrigerant is lower than that of the air in the refrigerator. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. Multiple choice Questions and Answers pdf Heat Transfer Multiple choice Sep 10, 2017 · Ans. 7 - 7 PLANT DESIGN - Daniel R. 3. Which of the following nuclear reactor does not need a heat exchanger for generation of steam . Visually inspect the jacket water expansion tank for bubbles. 3 - Heat Exchangers - Chapter Notes, Engineering, Semester search giving you solved answers for the same. Capacity ratio is defined as the product of a) Mass and temperature b) Mass and specific heat c) Specific heat and temperature d) Time and temperature View Answer The First Law of Thermodynamics Work and heat are two ways of transfering energy between a system and the environment, causing the system’s energy to change. Main topics you'll be covering include the direction of the flow of heat and the amount of heat transferred Heat Transfer, Chemical Engineering Multiple Choice Questions / Objective type questions, MCQ's, with question and answers, download free PDF, Chemical Engineering, Multiple Choice Questions, Objective type questions, Chemical Engineering short notes, rapid fire notes, best theory 7. practice all new 35 Multiple Choice Questions (MCQs) on Sterilization to understand better. Watch Queue Queue Heat Transfer Online Test - Multiple Choice Questions and Answers,online quiz,online bits,interview questions and answers pdf free download for chemical Skip to content Engineering interview questions,Mcqs,Objective Questions,Class Notes,Seminor topics,Lab Viva Pdf free download. objective type questions in heat transfer Our Purpose And Belief L&M Heavy Industry is committed to provide the global customers with the first-class products and superior service, striving to maximize and optimize the interests and values of the customers, and build bright future with high quality. defined as the total amount of radiation emitted by a black body per unit Jul 14, 2008 · Heat exchanger Simplex and Simplex cylindrical fire chamber withnet and flame reversion. Pressurize the sea water side with compressed air. MCQs are submitted by best teachers and students from top schools, colleges and universities accross the country. To slow down the fast moving electrons. However, one of the most important subjects in GATE ME is Heat Transfer. Jun 07, 2017 · Mechanical Engineering-Compressors, Gas Turbines and Jet Engines Important MCQ PDF. If the system as a whole is at rest, so that the bulk mechanical energy due to translational or rotational motion is zero, then the View Heat Transfer from ENGINEERIN ME at Imperial College. Higher. The clock in the top right Oct 15, 2018 · Questions are frequently asking in competitive exams. Score,0 Correct Attempts, 1 Followers. The mean temperature difference between the two fluids is (A) 20°C (B) 40°C Start FREE online test with Heat-Transfer quiz for Gate Mechanical Engineering exam 2019-20. Assuming that the heat exchanger will recover 72 percent of the available heat in the hot water, determine the heat transfer rating of the heat exchanger that needs to be purchased and suggest a suitable type. Take the Quiz and improve your overall Physics. Pick up the wrong statement. o (D) Isolate, drain, and dry both the salt water and jacket water sides of the heat exchanger. pipe heat exchanger can not be in the order of 700. Jun 16, 2017 · This set of Heat Transfer Multiple Choice Questions & Answers (MCQs) focuses on “Classification of Heat Exchanger”. When there are simultaneous energy and mass flows, heat flow must be considered at a surface with no net mass flow. To transfer heat produced inside the reactor to a heat exchanger 18. 16-4C In counter-flow heat exchangers, the hot and the cold fluids move parallel to each other but both enter the heat exchanger at opposite ends and flow in opposite direction. none of these. Download ME6502 Heat and Mass Transfer (HMT) Books Lecture Notes Syllabus Part A 2 marks with answers ME6502 Heat and Mass Transfer (HMT) Important Part B 16 marks Questions, PDF Books, Question Bank with answers 1. Steam Boiler Questions And Answers - ilhadocampeche. What Is The Meaning Of Fahu? Answer : FAHU is the abbreviation used for FRESH AIR HANDLING UNIT. Generally, heat is a form of energy transfer associated with the different motions of atoms, molecules and other particles that comprise matter when it is hot and when it is cold. Lewin Heat Exchanger Design Shell-and-Tube Heat Exchangers Heuristic 55: The tube side is for corrosive, fouling, scaling, See how much you know about an air cooled heat exchanger with this mobile-friendly quiz. If the difference in temperature is large, the process can't be reversed. Economizer helps the improving the efficiency of the boiler and also reduced the fuel consumption and make the boiler operation economical. Our online heat transfer trivia quizzes can be adapted to suit your requirements for taking some of the top heat transfer quizzes. increase the heat transfer area. The closure of the staked plates may be by Mar 15, 2007 · Best Answer: In physics, heat, symbolized by Q, is defined as transfer of thermal energy. Economizer is on of the important accessory of the boiler, economizer is a heat exchanger which is utilizes heat of exhaust flue gas from the boiler to increase the feed water temperature. Engineering interview questions,multiple choice objective type questions,seminor topics,lab viva and answers,online quiz test pdf free download,faqs mcqs Multiple Choice Questions and Answers on Process Equipment and Plant Design Question 1 : Pick out the wrong statement pertaining to the design of the bubble cap tray of a distillation column to give stable operation and even vapour distribution. Refrigeration and Air Conditioning Questions Answers. D. 2: Boilers Part – I: Objective type Questions and Answers 1. The Carnot efficiency of such an engine is about e T c T h == = ∆ 80 373 22%. 14 on page 62 of the textbook, what is the relative humidity, absolute humidity and specific enthalpy of Correct answers are given in bold 1. Today we discussed about some multiple choice questions and answer related to power plant these questions are very helpful for which do preparation for B. 1b). Some examples of heat exchanger are (i) Condensers and evaporators in refrigeration units (ii) Evaporator of an ice plant and milk chiller of a pasteurizing plant (iii) Automobile radiators and oil coolers of heat engines A comprehensive database of more than 24 heat transfer quizzes online, test your knowledge with heat transfer quiz questions. The thermal efficiency of a gas turbine cycle with ideal regenerative heat exchanger is (a) equal to work ratio (b) is less than work ratio (c) is more than work ratio (d) unpredictable. 6) Skin friction is an important component of what type of fluid force? Drag . Steam boiler objective questions (mcq) and answers Today we discussed about some multiple choice questions and answer related to power plant these questions are very helpful for which do preparation for B. LMTD in case of counter flow heat exchanger as compared-to parallel flow  Heat transfer Multiple Choice Questions and Answers (MCQs), heat transfer quiz answers pdf 1 to learn grade 7 science online certificate programs. BIOTECHNOLOGY MCQ-03 (Biology / Life Sciences MCQ: Multiple Choice Questions in Biotechnology) MCQ on Industrial Biotechnology (Sample/Model/Practice Questions for CSIR JRF/NET Life Science Examination, ICMR JRF Exam, DBT BET JRF Exam, GATE BT and XL Exam, ICAR JRF NE Exam, PG Entrance Exam, JAM Exam, GS Biology Exam and Medical Entrance Exam) Sep 27, 2015 · Home » Heat Transfer Online Test » Heat Transfer Engineering Quiz Questions . B) Short answer: (one to three sentences, worth 40% of grade) 1) Explain why seawater typically shows little exchange between depths. Dear Readers, Welcome to Heat Transfer multiple choice questions and answers with explanation. This will be helpful for Engineering degree, diploma and post graduate engineering students. A hot fluid enters the counter flow heat exchanger at 100°C and leaves at 60°C. E- mechanical department,third year 5th semester ME6502 Heat and Mass Transfer previous year question papers for the regulation 2013. Hot water at 80 o C heats air from from a temperature of 0 o C to 20 o C in a parallel flow heat exchanger. Harikesh Yadav ME MCQ PDF gas turbine having exhaust heat exchanger Heat Exchangers – MCQs with Answers. txt) or In case of a supercooled solution, which is on the verge of  Review Heat Exchangers protocol, troubleshooting and other methodology information | Contact experts in Heat Exchangers to get answers. doc - 1 - Created on 4/25/2010 1:40 PM Heat Transfer Problems With Solutions Physics 1401 Michael F. A gas can be heated to the temperature of the bottom of the pond, and allowed to cool as it blows through a turbine. Feed water heater in which a stream of steam is  16 Jun 2017 This set of Heat Transfer Multiple Choice Questions & Answers (MCQs) focuses on “Classification of Heat Exchanger”. Thermal efficiency of a gas turbine power plant as compared to diesel engine plant is. This is denoted byq. 5 mm thick, bended 1 or 2 mm) are stacked in contact with each other, and the two fluids made to flow separately along adjacent channels in the corrugation (Fig. Heat Exchangers – MCQs with Answers 1. I've invented a car which uses a 3000 psig vessel to store compressed air as an energy storage medium, and a single stage piston "engine" to run the wheels. Note that, / q Q A where A is the area through which the heat flows, and that the units of heat flux are (W/m2). x Naturally, temperatures play a major part in the study of heat transfer. Lewin Heat Exchanger Design Shell-and-Tube Heat Exchangers These movies demonstrate the flow of process fluids in a typical shell-and-tube heat exchanger set-up. (i) Answer all question a) increases for higher pressure boilers. In a two stage gas turbine plant reheating after first stage (a) decreases thermal efficiency (b) increases thermal efficiency (c) does not effect Calculation with Heat Transfer with Examples . heat exchanger mcq with answers

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