Abstract

Usually one can find three subjects in the first year of the syllabus of any technical engineering career, namely, calculus, general physics and programming. Being physics a matter lying on the grounds of technical engineering it becomes naturally appropriate to introduce the use of calculus and programming as useful tools in the context of a physics problem. This can be accomplished by moving some Practical Classes of Physics (problem solving) into the computer pool and by reformulating the physics problems in order to make them more appropriate for this kind of approach. In this environment, students put together, for instance, programming tools and numerical methods, along with the physical laws in order to address more realistic models, diferent from those which can usually be treated on the blackboard. This kind of computational physics problems increases the motivation of the engineering students by embedding them into sceneries whose models are closer to those real problems they will be facing later in their professional and scientific life. This is particularly relevant for the first year of the engineering careers when the development of this kind of professional skills is usually skipped. In the present work we will illustrate these ideas by means of the known problem of motion of a body subject to air drag force. The basic ideas of this work have been experienced in the physics course of first year undergraduate students of telecommunication and electronics engineering of Pinar del Rio University, Cuba in 2010.

Highlights

  • Computers can be found to be an essential part in many spheres of the society and are commonly found in schools at all teaching levels [1]

  • We introduce as a computational physics problem an example based on the “The motion of a body subject to air drag force” [26]

  • The problem of “The motion of a body subject to air drag force” is usually avoided in the Practical Classes of General Physics courses, since it implies to face some mathematical work for the derivation of the trajectory equations, which means class time

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Summary

Introduction

In 15 min the teacher stated the objective of the class and recalled the main directions about the organization of the activity. Some key concepts related to the topic of the class were refreshed by means of a dialog of the teacher with the students. The teacher checked the previous preparation of the students for the class

The computational problem and the context
Statement of the problem
Solution and comments
Response to item a
Response to items b y c
Response to item e
Response to item f
Practical experience in a physics course
Development
Closing
Opinion of the students about the experience
Conclusions
Full Text
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