Hvac Test Questions And Answers - Open Book HVAC ... 15. The boiling point of ammonia is (e) before entering the compressor. (d) condenser discharge Ans: a, 64. rick up the incorrect statement (b) constant temperature lines The vapor pressure of refrigerant should be (a) is less than 1 (d) before entering the expansion valve Ans: b, 67. (i.e. The employer is basically asking you to tell them why they should not hire you. (b) expansion valve (c) above which liquid becomes vapour Click To Download You should also be prepared to answer what are called “behavioral” or situational job interview questions. (c) carnot cycle The condensing pressure due to the presence of non-condensable gases, as compared to that actually required for condensing temperatures without non-condensable gases, (b) ammonia vapour is driven out of solution Trivia Quiz, Science-Heat And Temperature Quiz (Grade 7). (a) compressor (b) 1 : 9 Our online HVAC trivia quizzes can be adapted to suit your requirements for taking some of the top HVAC quizzes. In a vapor compression cycle, the refrigerant immediately after expansion valve is Heating, ventilation, and air conditioning (HVAC) is a combination technology of indoor and vehicular environmental comfort. Trivia Quiz, Temperature And Thermometer Questions! Ans: b, 82. (b) above which liquid becomes gas Unit 29 Hvac Quiz Answers - Books by ISI Initiative. (d) metering of the refrigerant liquid (a) small Which of the electrical quantities are used in sizing of electrical fuses? (e) non-toxic and non-inflammable. (b) decreases COP (d) all of the above (e) 10. The C.O.P of a refrigeration cycle with increase in evaporator temperature, keeping condenser temperature constant, will (e) 1-actual COP/fheoretical COP. Was there a safety issue that made your reaction to the problem different than an ordinary type of mistake? hvac quiz and answers.pdf FREE PDF DOWNLOAD NOW! (a) 0.1 ton (e) low sensible heat (b) Rankine cycle Ans: b, 48. (a) Ammonia 70 Question & Answers for HVAC Engineer Interview, Download McQuay Duct Sizer for HVAC Duct Sizing, Download AutoCAD Fonts Library - Free SHX Fonts, Download Free Arabic and Kufi SHX AutoCAD Fonts, Download ASHRAE Heat Load Calculation Excel Sheet XLS, Download Free AutoCAD Blocks for HVAC Design, HVAC Duct Size Calculator Excel - Free Ductulator, Carrier HAP 5.1 - Hourly Analysis Program. (c) is equal to 1 (d) depends upon the make Choose the correct statement The synthetic lubricant used with HCFC based ternary blends is. The relative coefficient of performance is Ans: c, 75. They have exams on gas heat, heat pumps, air conditioning, air distribution and oil heat. (c) COP remains unaltered (c) 9 : 1 (a) vapour compression The resistance in circuit is the indication of …………………. (d) 6 HVAC Course Quiz Questions - AnytimeCE.com - Plumbing ... 9. (c) 1 to 2 h.p. (e) none of the above. This holds true in the summer time t. This quiz is about fun and easy but next i will make harder quiz. (d) 2 to 5 h.p. Looking for a new start on your resume? Trivia Quiz. In vapor compression cycle, the condition of refrigerant is high pressure saturated liquid (c) indirect Besides, if you feel strong enough in your skills as a technician then it may very well be that a secondary skill like typing IS your weakest skill. Ans: e, 12. Ans: a, 10. HVAC Exam Questions Answers | Training For HVAC, 12. (b) condenser Are you training to be able to properly install and maintain such systems in any environment? Handout includes some basic HVAC questions, some technical HVAC questions, and some behavioral interview questions, File name: HVAC-Technician-Behavioral-Interview-Questions-Worksheet.pdf. (b) Freon-11 SitemapCopyright © 2005 - 2020 ProProfs.com. (d) higher critical temperature (a) -100°C Ans: e, 42. (c) superheat the vapour (d) 0.25 It will come off as extremely arrogant and can give off the impression you can’t adapt to new settings or processes. (a) increases COP Ans: a, 6. (e) none of the above. Ans: d, 29. (e) decreases compressor power. (e) there is no such restriction. In S.J. HVAC is reliant on modern technology, and it's making huge advances all the time. The general rule for rating refrigeration systems (excepting for C02 system) is to approximate following h.p. (d) electrolux refrigerator Rating of a domestic refrigerator is of the order of Home; HVAC Basics. Ans: d, 56. (d) corrosion of whole system Ans: e, 39. (e) 105 kJ/min. (b) Carnot Walk the employer through what the mistake was, how you fixed it, and how you took steps to avoid further issues in the future. A larger company may have more room for upward advancement in the industry and by asking this question is gauging your interest in long term career goals. (e) none of the above. (b) above critical temperature (e) 100 tons. It protects the whole installation from problems due to excesspressure: noises in the pipes,waterhammer, splashes, premature wear of household electrical appliances and taps. (e) all of the above. (a) liquid (b) work done by compressor Vapor compression refrigeration is some what like NAME 3 OF THE 6 COMMON TYPES OF COMPRESSORS USED IN HVAC/R. Required fields are marked *. wrote a few questions that were like some of those on the exams I took. Ans: d, 13. (b) direct (d) any value (b) evaporator If a voltmeter connected across two terminals indicates the maximum reading, what does it mean? In vapor compression refrigeration system, refrigerant occurs as liquid between Moisture in freon refrigeration system causes If two capacitors are connected in parallel with one having 20 mfd and second one with 10 mfd. If a heat pump cycle operates between the condenser temperature of +27°C and evaporator temperature of – 23°C, then the Carnot COP will be 13. Ans: a, 77. Ans: d, 40. (d) expansion valve (2) Second, the skill and concept must be testable in roughly 6 minutes per problem. Ans: a, 8. File size: 47.4 KB. (b) Refrigerant leaves the condenser as liquid Isn't it great when you return to your home and find that everything is just right, it's not too hot, not too humid, not too cold? (a) Tow specific heat of liquid Do you think that you have done adequate revision to tackle it or might you be in need of some practice? (c) miniature sealed unit Spam Comments Will Be Deleted. (c) perfectly tight vapour seal should be used (d) capillary tube (e) none of the above. (c) 5 Ans: a, 23. (d) expansion valve (b) high (c) strong solution to ammonia vapour The domestic refrigerator uses following type of compressor If the- cycle direction be reversed, what will be the value of COP of reversed Carnot cycle (e) critical point. (e) none of the above. Control Basics: HVAC Controls Quiz Questions 2 | HVAC ... 17. Ans: c, 85. (d) other factors decide COP Reducing suction pressure in refrigeration cycle That way you can talk about how far you’ve already come and how much you’ve learned, even though a particular skill may still be weaker than the others. (c) after passing through the expansion or thiottle valve (c) 0.5 The refrigerant used is (a) domestic refrigerators (e) refrigerant with high boiling point must be used. (a) 210 kJ/min per ton of refrigeration (c) at critica. Below you will find some sample interview questions for the position of HVAC technician. (c) remains same (b) Freon-22 (c) actual COP x theoretical COP (b) increases heat transfer rate (a) above which liquid will remain liquid (e) breakdown of refrigerant. Presence of moisture in a refrigerant affects the working of Clapeyron equation is applicable for registration at (a) lithium bromide used in vapour absorption cycle is nonvolatile (e) dry vapour. (d) collect vapours Before the interview you need to take an inventory of your HVAC specific skills and think of the 3 or 4 things that you do best and have the most experience in. The COP of a domestic refrigerator (c) All solar thermally operated absorption systems are capable only of intermittent operation (c) Rankine cycle (a) non-toxic (e) unpredictable. (b) quiet operation Clapeyron equation is a relation between Condensing temperature in a refrigerator is the temperature (d) 1 : 3 Heating And Air Conditioning Quiz! (e) unpredictable. (d) could be anything Ans: d, 43. Hence you can not start it again. (d) may increase or decrease depending on the type of refrigerant used The refrigerant for a refrigerator should have (a) increases COP (a) condenser tubes (b) Reversed Carnot cycle Detailing how you used the tools and skills of the trade are just as important, How to Write a Good Cover Letter For a Job Application With No Work Experience, How To Write A Cover Letter With No Experience, Basic HVAC Technician Job Interview Questions, HVAC Technical Job Skills & Tool Knowledge, Questions To Ask At The End Of The Interview, HVAC Interview Questions Downloadable Resources, How to Make Full-Time Income With Affiliate Marketing, Top 3 Resumes For Students With No Work Experience, How To Describe Your Past Work Experience On A Resume, How A Functional Resume Can Hide Bad Work History, Willingness to work in a variety of uncomfortable environments, Reading all instructions with a thorough and detailed eye, Ability to use many common power and hand tools, Deep mechanical understanding, knowing how to troubleshoot and problem solve. (e) unpredictable. In a refrigeration cycle, the flow of refrigerant is controlled by Do not use capital letters or puncuation marks.
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