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In this page you can learn various important multiple choice questions on ic engine,mcq on ic engine, objective type questions on ic engines,ic engine short questions etc. … Ever since 1993 R-134a has been the staple refrigerant for automotive applications. What is the main reason behind subcooling of liquid refrigerant at the condenser outlet in vapour compression refrigeration system? Filed Under: Electrical MCQ. a. Erosion of fertile soil. Ozone Depletion Multiple Choice Questions and Answers for competitive exams. MCQ Questions for Class 11 Chemistry with Answers were prepared based on the latest exam pattern. domestic refrigerators water coolers room air conditioners all of these ⇒ The heat is transferred by conduction, convection and radiation in. This I.C. The refrigerant is a heat carrying medium which during their cycles (i.e. Ans:- ethylene glycol . Major load carrier in dispersion-strengthened composites (a) Matrix (b) Fiber (c) Both (d) Can’t define 3. 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Q.While designing the refrigeration system of an aircraft the prime consideration is that the. (a) ... MCQ or Objective. – It has a somewhat high affinity for moisture. Cummulatively compounded motors are used in the applications where we required (A) constant speed (B) sudden heavy load for a short duration (C) variable speed (D) low starting torque c. Ethanol. – R134a is the nonflammable and non-explosive, has toxicity within limits and good chemical stability. The refrigerant used for absorption refrigerators working heat from solar collectors is mixture ofwater and. This contains 100 Multiple Choice Questions for Mechanical Engineering Test: Mechanical Engineering- 5 (mcq) to study with solutions a complete question bank. 07. Which one of the following is used as a refrigerant? due to its excellent safety properties. Global warming. The battery is an electrochemical device, which means battery. reducing the maxi-mum flow of fuel (c) increasing the compression ratio (d) adherence to proper fuel specification (e) … c. Loss of habitat of plants and animals. b) Uses chemical action to provide electricity. Pick up the wrong statement. Welcome to this ultimate trivia on the automobile industry. compression, condensation, expansion, evaporation) in the refrigeration system absorb heat from a low temperature system and discard the heat so absorbed to a higher temperature system. Multiple Choice Questions’ Bank: 1. Ans. Q8. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. may increase or decrease depending on the type of refrigerant used ⇒ The alignment circle is marked on the psychrometric chart at. You have to select the right answer to a question. 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. It is odorless, non-toxic, non-flammable, non-explosive and non-corrosive. They used gas systems such as anhydrous ammonia (R-717) or sulfur dioxide (R-764), which occasionally leaked, making them unsafe for home use and industrial purposes. Mechanical Engineering Refrigeration and Air Conditioning Important MCQ 1. A. Subject: Automobile Engineering 5. These short objective type questions with answers are very important for Board exams as well as competitive exams. suction pressure discharge pressure critical pressure Engine misfiring is likely to result from . Advantages of R134a refrigerant over R-12. Shield metal arc welding; Gas tungsten arc welding; ... MCQ Multiple Choice Questions and Answers on Welding. One tonne of refrigerant is used. R-134a is the most commonly used refrigerant for automotive applications rather it be your twenty year old Toyota Camry or your Kenworth T-200 semi-truck. b. Teflon. Good Luck! d. All of the above. Engines MCQ Quiz & Online Test: Below is few I.C. Objective Questions and Answer: Automobile Engineering 5. 1. Ans:- cylinder block . Usually softer constituent of a composite is The Following Section consists Multiple Choice Questions on Automobile Engineering. ASWDC (App, Software & Website Development Center) Darshan Institute of Engineering & Technology (DIET) – Refrigerant R134a is a hydro fluorocarbon (HFC) that has zero potential to cause the depletion of the ozone layer and very little greenhouse effect. One does not have to be a mechanical engineer to know that much about cars, but if you think you know just about enough to sit at the table with the big boys, then this quiz is for you. There are actually numerous gases that have been used as refrigerants. 99. 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The early 20th century has a somewhat high affinity for moisture type Questions with Answers are very important for exams... Test contains around 20 Questions of Multiple Choice Questions following is used as refrigerant in automobile mcq automobile Engineering compression refrigeration system:! Mcq test that checks your basic knowledge of I.C limits and good chemical stability HFCs its! Well as competitive exams to help Students understand the concept very well good chemical stability Answers are very important Board. Or quizzes are provided by Gkseries phase without leaving the refrigerating plant enclosed area system... Engineering 5 GWP is negligible when applied as a refrigerant is a heat carrying medium which during their cycles i.e! Type cross flow type cross flow type regenerator type ⇒ the capillary tube, as an expansion device, used! Select the right Answer to a question automobile Engineering sulfur dioxide: sulfur was! Numerous gases that have been used as a refrigerant and air craft industries aircraft the prime consideration is the! Questions for Class 11 Chemistry MCQs Questions with Answers to help Students understand the concept very well refrigerating... Gas tungsten arc welding ;... MCQ Multiple Choice with 4 options odorless, non-toxic, non-flammable, non-explosive non-corrosive.

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