2021-5-5 · In this article, I will display some Multiple-Choice Questions on Heat Transfer that will boost you in examinations and also in viva. In the last section, there will be a Quiz on Heat Transfer. Appear for the test and fall in love with studying a lot of objective-type questions. To download this MCQ sheet, you have to reach the end of this page.
2017-8-14 · BE Semester-VI (MECHANICAL ENGG.) Question Bank (Heat & Mass Transfer) All questions carry equal marks (10 marks) Q.1 Which are the different modes of heat transfer? Explain giving suitable examples and figure heat transfer by various modes. Q.2 State and explain Fourier''s law for heat transfer. Mention the assumptions on which it is based.
IIT JEE Advanced Previous Year Questions Problem for Heat Transfer. Problems Sheets are a collection of a question bank for IIT JEE Mains and Advanced. It has Objective questions, subjective questions, Comprehension and statement matching problems, Previous years questions of IIT JEE Mains and Advanced. The question bank consists of Answer key and solutions to all the problems with …
2021-10-26 · Heat and Mass Transfer Multiple Choice Objective Questions For Aptitude Interview test useful to Mechanical Students . 1. Unit of thermal conductivity in M.K.S. units is. (e) kcal-m/m2 °C. 2. Unit of thermal conductivity in S.I. units is. (e) (b) and (c) above. 3.
IIT JEE Mains Previous Year Questions Problem for Heat Transfer. Problems Sheets are a collection of a question bank for IIT JEE Mains and Advanced. It has Objective questions, subjective questions, Comprehension and statement matching problems, Previous years questions of IIT JEE Mains and Advanced. The question bank consists of Answer key and solutions to all the problems with …
2021-5-17 · Heat and Mass transfer Nov,Dec2014, May2014,Heat and Mass transfer Nov,Dec2013,Heat and mass transfer May2013,Heat and Mass transfer May,June2012,Heat and Mass transfer May2008,Heat and Mass transfer Nov,Dec2012,Heat and Mass transfer Nov,Dec2010,Heat and Mass transfer May2010
According to Newton''s law of cooling, the heat transfer from a hot body to a cold body is. Directly proportional to the surface area. Directly proportional to the difference of temperatures between the two bodies. Either (A) or (B) Both (A) and (B) Question No : 5. When absorptivity (α) = 1, reflectivity (ρ) = 0 and transmissivity (τ) = 0 ...
2020-9-20 · No any change. 11. Work and heat transfer is point function. 12. Heat and work transfer is depend on path. 13. Work transfer and heat transfer is boundary phenomena. In this mechanical engineering coures today we solve the thermodynamics mcq . Today we study of multiple choice questions (mcq) on work transfer and heat transfer in thermodynamics .
This post covers Heat Transfer MCQ with Answers. These Multiple Choice Questions on Heat Transfer from Physics will be helpful for degree, diploma and postgraduate engineering students.
2021-8-2 · Find detailed video answer solutions to concise-physics-middle-school-8 heat-transfer objective-questions questions taught by expert teachers. Access free tutor videos and make learning fun on LIDO learning.
Heat transfer MCQ Question 7 Detailed Solution. Download Solution PDF. The correct answer is option 1 i.e Convection. Convection is a mode of heat transfer by actual motion of matter. Convection is the transfer of heat due to the bulk movement of molecules within fluids.
5. Total heat is the heat required to. 6. Thermal conductivity of glass-wool varies from sample to sample because of variation in. all of the above. 7. When heat is transferred from one particle of hot body to another by actual motion of the heated particles, it is referred to as heat transfer by. 8.
2012-5-7 · 22. The process of heat transfer from object to another because of molecular motion and interaction is called: (A) Convection (B) Conduction (C) Radiation (D) Induction (E) None of the above 23. A hot object with a temperature T 1 is connected to a cool object with a temperature of T 2. The
This is the mechanical engineering questions and answers section on ''Engineering Mechanics'' with the option for disscussion in forum, usefull for competitive examination and entrance test like GATE ESE PSU. Solved examples with detailed answer …
2021-3-11 · 22. When heat is transferred by molecular collision, it is referred to as heat transfer by (a) conduction (b) convection (c) radiation (d) radiation and convection. 23. Thermal diffusivity is (a) a physical property of the material (b) function of temperature …
Statement-1: Room heaters and refrigerators lose most of their heat by convection. Statement-2: A hot surface heat the air next to it. The hot air rises, to be replaced by cooler air which then heat, and so on. Statement-3: Radiation is a method of transfer of heat.
2017-4-9 · Question bank (G scheme) Name of Subject: Heat Transfer Operation Subject code: 17560 Semester: Fifth Course: CH Unit test I Chapter 1 – Conduction (18 marks) 3 marks question 1. Explain convection as a mode of heat transfer 2. Explain conduction with example 3.
250+ TOP MCQs on Heat Transfer-1 and Answers. Manufacturing Engineering Multiple Choice Questions on "Heat Transfer-1". 1. Rate of heat flow in conduction. a) Is directly proportional to temperature gradient. b) Is inversely proportional to temperature gradient. c) Does not depend on temperature gradient.
Heat Objective Type Questions & Answers for competitive exams. These objective type questions are very important for competitive exams like IIT-JEE, NEET, AIIMS, JIPMER etc. These short solved questions or quizzes are provided by Gkseries.
In regenerator type heat exchanger, heat transfer takes place by gin (a) direct mixing of hot and cold fluids (b) a complete separation between hot and cold fluids eer (c) flow of hot and cold fluids alternately over a surface (d) generation of heat again and again ing (e) indirect transfer. .ne Ans: c 99.
Heat Transfer Objective Questions :- MCQs 1. Unit of thermal conductivity in M.K.S. units is (a) kcal/kg m2 °C (b) kcal-m/hr m2 °C (c) kcal/hr m2 °C (d) 300+ TOP …
2021-5-21 · Heat and Mass Transfer MCQ – Objective Questions & Answers. 1. The conduction heat diffuses in a material when the material has: Which of the above statements are correct? 2. A dimensionless quantity that connects the link between velocity flow field and the temperature field is.
high heat transfer rate. Answer : 3. Question 19 : Baffles in the shell side of a shell and tube heat exchanger. increase the cross-section of the shell side liquid. force the liquid to flow parallel to the bank. increase the shell side heat transfer co-efficient. decrease …
2019-10-3 · Heat and Mass Transfer Objective Questions. These Heat and Mass Transfer Objective Questions are very important for the competitive exams like SSC JE, RRB, GATE, ISRO, DRDO, and all other competitive exams. All these Heat and Mass Transfer Objective Questions are from the previous years'' papers of one of the exams mentioned before. Read More ...
Explanation: Heat transfer takes place as per second law of the thermodynamics. Second law of thermodynamics: Second law of thermodynamics states that there is a definite limit to the amount of mechanical energy, which can be obtained from a given quantity of heat energy. According to Claussius, this lay may be stated as " It is impossible for a self acting machine working in a cyclic ...
2019-3-26 · jeppiaar engineering college b.tech – biotechnology (r- 2013) bt6503 mass transfer operation iii year & v sem batch: 2016-2020 question bank prepared by a.muthulakshmi
2015-6-7 · Here is a list of Thermodynamics MCQs with Answers (Multiple Choice Questions) is given below. These type of Thermodynamics Objective Questions are asked in various competitive examination, and Technical section of Railway Recruitment Examinations, BHEL, SAIL, HAL, BEL and Other Mechanical Engineering Examination.
Heat Transfer MCQ Question 14. In a double-pipe heat exchanger, the cold fluid is water with an inlet temperature 20°C and mass flow rate 20 kg/s and the hot fluid water inlet temperature 80°C and mass flow rate 10 kg/s. Assume that for water C p = 4.2 kJ/kg°C, independent of temperature.
Heat Transfer MCQ Questions and Answers Quiz. 21. Thermal conductivity of solid metals with rise in temperature normally. 22. Thermal conductivity of non-metallic amorphous solids with decrease in temperature. 23. Thermal conductivity of water in general with rise in temperature. 24.
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