2nd mid-term exam question by https://padlet.com/ecenjit/tjly7a1q5vm6x768 Groups making questions on topics 1, 2, 3, 4 and 5 are G4, G7, G8, G9. Groups making questions on topics 6, 7, 8, and 9 are G1, G2, G3, G5 and G6. Please mark in brackets which group is giving the question. en-us 2025-09-25 06:23:40 UTC 2025-10-14 06:56:23 UTC hello@padlet.com what influences the rate of mass transfer (point 3 group 7) https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603639685 2025-09-25 09:14:48 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603639685 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603639875 Topic7：What are the applicable conditions for the Bedingfield Drew correlation when calculating the mass transfer coefficient? ​（1point group6）

]]> 2025-09-25 09:14:57 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603639875 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603640162 Topic 6:What balance does Sc reflect?（1point group6）

]]> 2025-09-25 09:15:11 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603640162 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603640387 Topic 8:What are packed Bed Energy Storage System's advantages?（2points group6）

]]> 2025-09-25 09:15:23 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603640387 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603640635 Topic 9:What are the components of Stirred Tanks?（2points group6）

]]> 2025-09-25 09:15:33 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603640635 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603642960 What is the definition of the relative time X_D in unsteady-state diffusion? Write its formula.（3 points，group7）

]]> 2025-09-25 09:16:59 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603642960 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603644541 Define the Schmidt number (Sc). Write its formula.（3 points，group7）

]]> 2025-09-25 09:17:53 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603644541 Topic 9：What is the core of bubble column mass transfer?（2 points Group 1） https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603646725 2025-09-25 09:19:26 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603646725 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603764691 When is the mechanism of momentum transfer and energy transfer the same when a certain dimensionless number equals 1?（2 points, group9）

]]> 2025-09-25 10:50:20 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603764691 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603869801 what are the key application examples of the spherical bubble correlation respectively?(1point group2)

]]> 2025-09-25 12:08:52 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603869801 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603875406 what is the applicability range of the Bedingfield-Drew correlation for single cylinders(1point group2)

]]> 2025-09-25 12:12:09 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603875406 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603886307 What are the key design features and primary application purposes of wetted-wall columns?(2point group2)

]]> 2025-09-25 12:18:39 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603886307 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603889323 what is the core factor determining the mass transfer rate of bubble columns?（1point group2）

]]> 2025-09-25 12:20:40 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3603889323 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3624884960 Under what situation is this formula not applicable?(1point,group1)

]]> 2025-10-09 07:54:43 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3624884960 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3624886017 In Laminar，Turbulent and Transition，what are the numerical ranges of the Re respectively？(2 point,group 1)

]]> 2025-10-09 07:55:36 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3624886017 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3624892875 What is the purpose of the fluidized beds?(1point ,group1)

]]> 2025-10-09 08:01:37 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3624892875 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626086811 Which two methods do they use to analyze drug release from different geometries? (1 point, group 7)

]]> 2025-10-10 02:05:42 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626086811 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626088144 What's the definition of Biot number in mass transfer?(1 point, group 7)

]]> 2025-10-10 02:07:12 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626088144 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626091552 What is the fundamental condition for the Reynolds Analogy to hold?（1point，group7）

]]> 2025-10-10 02:10:35 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626091552 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626094368 What is the definition of the Schmidt number (Sc)? What does it indicate about the relative ease of which two transport processes in a fluid?（3points，group7）

]]> 2025-10-10 02:13:28 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626094368 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626097583 According to the film theory, what is the relationship between the mass transfer coefficient k and the diffusion coefficient D? What type of mass transfer processes is this theory suitable for?（3points，group7）

]]> 2025-10-10 02:16:46 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626097583 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626637277 What determine the relative time of cylinders? What does it reflect? (2 point, group 8 )

]]> 2025-10-10 11:54:37 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626637277 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626640257 What can be indicate when the Bi=1? (1point group8)

]]> 2025-10-10 11:57:33 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626640257 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626642573 Is the sentence "momentum transfer in liquids is much easier than mass transfer" true? (1point group8)

]]> 2025-10-10 11:59:43 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626642573 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626645294 What plays an important role in a number of mass-transfer processes? (1point group8)

]]> 2025-10-10 12:02:13 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626645294 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626652333 What dimensionless numbers does quasi-dimensional equation include? (1 point,group8)

]]> 2025-10-10 12:08:43 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3626652333 juwu23 https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3629674559

What do you understand of relatives times quantifies how time scales with geometric and material properties?(3 points,group 9)

]]> 2025-10-13 12:33:33 UTC https://padlet.com/ecenjit/tjly7a1q5vm6x768/wish/3629674559