objective questions on heat and mass transfer

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Aug 30, 2020 0183 32 Conductive material can easily transfer heat in comparison of resistivity material Non metals 3 Thickness of material Equipment s with less thickness can easily transfer against higher thickness material D Surface area Heat transfer rate is directly proportional to surface material More active surface area more heat transfer Fourier s law...

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Multiple Choice Questions MCQ and Answers on Mass Transfer Question 1 In distillation columns, the number of bubble caps per tray primarily depends upon the allowable liquid velocity allowable gas velocity allowable gas and liquid velociti feed composition Answer 3 Question 2 In distillation, overhead product contains only one component two components any number of components ....

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HEAT AND MASS TRANSFER MCQ SECTION-4 Q31 In case of heat exchanger, the value of logarithmic mean temperature difference should be a as small as possible b as large as possible c constant d none of the above Q32 The value of logarithmic mean temperature for counter flow heat exchanger as compared , HEAT TRANSFER, REFRIGRATION AND AIR CONDITIONINGMCQ-52 ,...

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Jul 02, 2021 0183 32 Hello guys, heat transfer is a important subject for mechanical engineering students In this lesson we learn about a Heat and mass transfer important objectives and interview questions...

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Multiple Choice Questions and Answers MCQs on Heat and Mass Transfer 01 Unit of thermal conductivity in MKS units is A K cal/kg m² 176 C B K cal m/hr m² 176 C C K cal/hr m² 176 C D K calm/hr 176 C Answer Option B 02 Thermal diffusivity is a A Function of temperature B Physical property of a substance C Dimensionless parameter D All of these Answer Option B 03 Unit of ....

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Heat and Mass Transfer Question 91 In convection heat transfer from hot flue gases to water tube, even though flow may be turbulent, a laminar flow region boundary layer of film exists close to the tube...

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Conduction, Convection,Radiation 3State Fourier law of conduction The rate of heat conduction is proportional to the area measured normal to the direction of heat flow and to the temperature gradient in that direction Q = -kAdT / dx 4 Define Thermal Conductivity Thermal conductivity is defined as the ability of a substance to conduct heat...

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Dec 17, 2020 0183 32 Ans - C 24 Thermal conductivity of solid substance is more than liquid and gas A True B False Ans - A In this mechanical engineering lecture today we learned about heat transfer subjects Mcq on conduction heat transfer objective questions If you are any problem about heat conduction then comment and subscribe this website...

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HiIn This video we will discuss some multiple choice questions of heat transfer We will discuss the mode of heat transfer that are conduction, convection an....

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Heat Transfer Objective Questions - MCQs 1 Unit of thermal conductivity in MKS units is a kcal/kg m2 176 C b kcal-m/hr m2 176 C c kcal/hr m2 176 C d 300 TOP HEAT TRANSFER Multiple Choice Questions and Answers...

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Question 3 Heat is transferred by all three modes of transfer, viz conduction, convection and radiation in Question 4 When a black body is at a uniform temperature, its emission has a characteristic frequency distribution that depends on the temperature Its emission is called black-body radiation...

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SECTION-1 Section-1 Section-2 Section-3 Section-4 HEAT AND MASS TRANSFER MCQ Q1 When heat is transferred form hot body to cold body, in a straight line, without affecting the intervening medium, it is referred as heat transfer by a convection b conduction c radiation d conduction and convection Q2 When heat is , HEAT TRANSFER, REFRIGRATION AND AIR CONDITIONINGMCQ-1 Read ,...

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Test for Topicwise Question Bank for Mechanical Engineering Heat Transfer After completing the Heat Transfer it becomes important for students to evaluate themselves how much they have learned from the chapter Here comes the role of chapter wise Test of Heat Transfer EduRev provides you three to four tests for each chapter...

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9 The inside heat transfer co-efficient in case of turbulent flow of liquid in the tube side in a 1-2 shell and tube heat exchanger is increased by _____ times, when the number of tube passes is increased to 8 A 2 08 B 4 08 C 4 04 D 2 04...

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Heat and Mass Transfer Objective Questions with Answers - Set 10 MCQ HMT Edit Practice Test Question Set - 10 1 Upto the critical radius of insulation, A Added insulation will increase heat loss B Added insulation will decrease heat loss C Convective heat loss ....

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Jul 14, 2017 0183 32 Mechanical engineering HEAT AND MASS TRANSFER SUBJECT objective questions and answers of Heat Dissipation From Extended Surface for gate 2019 , SSC JE ,ES....

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In the next section objective type questions are given These are very useful for understanding the basis and resolving misunderstandings In the final section a large number of graded exercise problems involving simple to complex situations are included In the first of the 14 chapters the basic laws for the three modes of heat transfer are...

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Heat and Mass Transfer MCQ Objective Question and Answers Part 2 Heat and Mass Transfer MCQ Objective Question and Answers Part 1 Heat Transfer Online Notes , Objective and Interview Questions Modes of Heat Transfer- Conduction, Convection, Radiation Engineering Mechanics MCQ Objective Question and Answers Part 3 IC Engine MCQ Objective ....

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Heat and Mass Transfer MCQ Objective Question and Answers Part 1...

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Question No 107 The ratio of the energy absorbed by the body to total energy falling on it is called Absorptive power Emissive power Absorptivity Emissivity Question No 108 The concept of overall coefficient of heat transfer is used in heat transfer problems of Conduction...