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Law of thermodynamics
Limitation of active learning
Law of thermodynamics
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Recommended: Law of thermodynamics
Challenges in teaching thermodynamics for biotechnology engineering students
Praphulla Rao1,*, Prathibha N2
1,2 B M S College of Engg, Bangalore, Karnataka
* Corresponding author. Tel: +91 9036471963, E-mail: praphulla.rao@gmail.com
Abstract—This electronic document is a “live” template and already defines the components of your paper [title, text, heads, etc.] in its style sheet. *CRITICAL: Do Not Use Symbols, Special Characters, or Math in Paper Title or Abstract. (Abstract)
Keywords—component; formatting; style; styling; insert (key words)
I. INTRODUCTION (HEADING 1)
The science of thermodynamics deals with energy and its transformation. It tells us about the direction in which changes takes place in nature. Thermodynamics is
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This method is generally used to reinforce the theory that is being taught instead of providing a motivation to learn the material.
Cooperative and collaborative learning methods usually involve the formation of temporary small groups, often during the class period, to work on a problem assigned in class. It might also be applied to a group homework assignment or other similar short term problems.
Service learning is similar to project-based learning in that it is usually centered around one or more projects. In the case of service learning the project is usually something that benefits some community organization such as a school or community center.
The exercise discussed in this paper uses a guided inquiry approach to active learning. In this approach students are asked to pose questions, develop experiments to try to answer
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b) A. Comprehend the P-V-T behaviour of pure fluids and solve related problems. B. understand heat effects in chemical reactions and solve related problems.
c) Solve problems related to properties of pure fluids and solutions.
d) Apply the concept of phase equilibria, reaction equilibria and energetics in the biochemical engineering problems.
Test questions are mapped to corresponding course outcomes (CO) and course end survey is conducted for the students. Based on this, final CO attainment is calculated. Results for last two consecutive years are shown in the figure 1.
There is increase in CO attainment from 2012 to 2013 batch. Extra tutorial classes were conducted to improve the performance for the topics related to laws of thermodynamics. Concepts related to the laws of thermodynamics are easy compared to the property of fluids and phase equilibria. D. Wiksate social learning website
This year social learning website called is introduced in our institution. By observing the difficulty in understanding the tcourse thermodynamics is considered from biotechnology. Instructor can put learning nuggets in the website and students can discuss regarding the learning at any time. Instructor also can conduct quizzes and assess the students. Students can take up challenge test and assess their understanding towards certain
Felder, M. Richard, Elementary Principles of Chemical Processes, 3rd ed.; Wiley: New Jersey, 2000; p 631.
Finding Out Which Fuel Releases the Most Energy Per Gram. Aim: To be able to Find out which fuel releases the most energy per gram. Scientific Theory: What is the Science of Heat is the transfer of energy between two objects due to a temperature. The sand is a sand.
This book ties into our first semester of learning about chemistry. Learning how things react with each other played a huge role in his experiment. Learning the charges and what each type of atom does is very important when working in this field. Being able to do the equations of heat transfer and how the heat transfers connects to the type of things David had to know and what he encountered. Many concepts that were learned by David were also learned by our class this year. A large amount of the things we did tie into this book but David did it in a larger scale and took it a little bit further.
The functional area of service-learning is currently emerging as an acknowledged department at an institution of higher education. The theoretical roots of service learning go back to John Dewey, and the early twentieth century. However, current research on service-learning pedagogy dates back only to the early 1990’s. Best practices for the field are still being created as more and more new offices are springing up on campuses throughout the United States and institutions internationally. The reason this functional area is becoming ever popular is due to the positive impact it has on students and most all educational outcomes.
important issues, gain new perspectives and provides learning experiences for volunteers as well as individuals from underserved groups. Because of the numerous benefits, college students should enroll in the Service Learning courses or service learning based programs. These programs allows students to move away from the dualism versus unity point of view and focus on reciprocity and provides the skills necessary to approach future service experiences with a service learning perspective.
The purpose of the experiment is to identify and understand reactions under kinetic and thermodynamic control. A reaction under kinetic and thermodynamic control can form two different types of products. A reaction under kinetic control is known to be irreversible and the product is formed quickly. A reaction under thermodynamic control is known to require rigorous conditions. It is also reversible. The final product is more stable than the product made by kinetic control. The chart below shows the two types of reaction coordinates:
My aim in this piece of work is to see the effect of temperature on the rate of a reaction in a solution of hydrochloric acid containing sodium thiosulphate.
knowledge of the system could manipulate the system in a way to avoid the second law of thermodynamics. This has also been supported by other experiments, such as the Szilard engine experiment (Parrondo). Furthermore, in class we have learned information on entropy that can help to understand this situation. For example, the entropy of a system where it always increases is known as the coarse entropy is when the system is not well understood, and if all the variables are known, the entropy would be zero. This is because the entropy changes depending on how much information is known about the system, with a lower entropy the more of the information is known. Some of the information that could be known include temperature and pressure, or the position of all the molecules and their velocities and accelerations; the second set of information is a lot more detailed than the first, so there are fewer possibilities that could fulfill the requirements (woods).
In my teaching, I use the principles of active and cooperative learning. As a teacher I encourage students to understand concepts and apply them to problems, rather than simply memorize information. I have observed that the students’ motivation is the highest when I incorporate real-world examples in lectures and laboratory instructions. Most impor...
Cengel, Y. A., & Boles, M. A. (2011). Thermodynamics: An engineering approach (7th ed.). New York, NY: McGraw-Hill.¬¬¬¬
Fleisher, Paul. Matter and Energy: Principles of Matter and Thermodynamics. Minneapolis, MN: Lerner Publications, 2002.
Fluid mechanics studies the behaviour of liquids and gases at rest or in the motion. It can be divided into 3 different areas; fluid statics research on fluids at rest, fluid kinematics that investigates fluids in motion, and fluid dynamics that analyses the effect of forces on fluid motion. The second and especially the third areas are greatly used on both solved and partly solved problems. The study of fluid mechanics is significant to engineers; because the main interest of engineers is to solve industrial problems in the applications of fluid mechanics. [1][2]
As discussed in class, submission of your solutions to this exam will indicate that you have not communicated with others concerning this exam. You may use reference texts and other information at your disposal. Do all problems separately on clean white standard 8.5” X 11” photocopier paper (no notebook paper or scratch paper). Write on only one side of the paper (I don’t do double sided). Staple the entire solution set in the upper left hand corner (no binders or clips). Don’t turn in pages where you have scratched out or erased excessively, re-write the pages cleanly and neatly. All problems are equally weighted. Assume we are working with “normal” pressures and temperatures with ideal gases unless noted otherwise. Make sure you list all assumptions that you use (symmetry, isotropy, binomial expansion, etc.).
Thermodynamics is the branch of science concerned with the nature of heat and its conversion to any form of energy. In thermodynamics, both the thermodynamic system and its environment are considered. A thermodynamic system, in general, is defined by its volume, pressure, temperature, and chemical make-up. In general, the environment will contain heat sources with unlimited heat capacity, allowing it to give and receive heat without changing its temperature. Whenever the conditions change, the thermodynamic system will respond by changing its state; the temperature, volume, pressure, or chemical make-up will adjust accordingly in order to reach its original state of equilibrium.
“Don’t worry if your theory doesn’t agree with the observations, because they are probably wrong.’ But if your theory does not agree with the 2nd law of thermodynamics then it is in serious trouble”.