What is your proposed list of experiences for a Physics II (Electricity and Magnetism) laboratory?

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Discussion Overview

The discussion revolves around proposing a list of laboratory experiences for a Physics II course focused on electricity and magnetism for undergraduate students. Participants explore the adequacy of existing experiments and suggest new ideas for the curriculum.

Discussion Character

  • Exploratory
  • Debate/contested
  • Technical explanation

Main Points Raised

  • One participant questions the effectiveness of the standard list of experiments available online, suggesting they may not adequately engage students in fundamental concepts.
  • Another participant expresses concern about the need for a complete overhaul of the existing lab curriculum, implying that this may reflect poorly on previous students' experiences.
  • A participant lists current experiments in their lab, including familiarization with electrostatic devices, Ohm's law, and various circuit configurations, but critiques most of them as overly simplistic.
  • Some participants propose alternative experiments, such as a simplified version of the Millikan experiment, to better focus on fundamental physics concepts.
  • One participant suggests creating a 2X2X2 LED light cube using an Arduino Nano as a hands-on project to teach about transistors, indicating a preference for integrating technology into experiments.
  • Another participant mentions the Franklin bell as a valuable experiment that they have come to appreciate in their teaching experience.

Areas of Agreement / Disagreement

Participants express differing opinions on the adequacy of the current list of experiments, with some advocating for significant changes while others question the necessity of a complete redesign. No consensus is reached on the best approach to take.

Contextual Notes

Participants highlight the limitations of existing experiments in engaging students and emphasize the importance of foundational understanding in physics. There are unresolved questions regarding the effectiveness of proposed experiments and their alignment with educational goals.

Who May Find This Useful

This discussion may be useful for educators and teaching assistants involved in designing laboratory courses in physics, particularly those focusing on electricity and magnetism.

Dorea
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I'm a new TA in a physics laboratory and we're going to redesign experiences for fundamental physics II lab that is a semester course on electricity and magnetism for undergraduates in their 2nd year.

What is your proposed list of experiences for a Physics II (Electricity and Magnetism) laboratory course at university?
 
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no idea?
 
To add to what Andy had asked, what did you have before? Does it really require a complete and total overhaul (which isn't a very good sign for the students that went before) such that you do not even have a starting set to work from?

Zz.
 
Andy Resnick said:
What is wrong with the 'standard' list of experiments, listed all over the interweb?
http://physics.nyu.edu/~physlab/GenPhysII_PhysIII/genphys2.html
Except numbers 1 and 7, others are simple and out of any conception: They just give the student ability to create a circuit! I'm looking for a simple version of some experiment such as Millikan experiment, focused on fundamental concepts of basic physics

ZapperZ said:
Does it really require a complete and total overhaul (which isn't a very good sign for the students that went before) such that you do not even have a starting set to work from?
I'm a new TA. They has built a new lab and we're migrating to a that building. So, we're trying to redesign experiments.
These are list of experiments that is routine in our lab currently:
1. Getting familiar with Van-de-graph and some other electrostatic devices.
2. Reading colorful resistance
3. Ohm's law (drawing V-I graph by changing V and measuring I)
4. Specific resistivity, Finding 'ρ' via R=ρl/A
5. Tying electrical resistance:‌ Series, parallel and combinated circuits
6. Charging and discharging a capacitor
7, 8 and 9. R-C, R-L and R-L-C circuits in alternating Currents
10. Transformer; Research the relationship between V, I and N: V2/V1=N2/N1 and I1/I2=N2/N1
11. Introduction to Oscilloscopes
 
Last edited:
Dorea said:
Except numbers 1 and 7, others are simple and out of any conception: They just give the student ability to create a circuit! I'm looking for a simple version of some experiment such as Millikan experiment, focused on fundamental concepts of basic physics
<snip>

The purpose of introductory labs is to give a broad introduction to basic and essential experimental methods (which are put to purpose by carrying out simplified versions of experiments). Why, exactly, do you think an undergraduate with no prior experience using electrical devices will be successful at re-creating the Millikan experiment?
 
a 2X2X2 LED light cube with a cheap Arduino Nano can be done in an hour or so and it does a great job of teaching how transistors work. Combine that with the Veritasium video on how transistors work and you have some great subject matter for the fundamental intersection of circuitry and chemistry.

If you are interested, I could post our Arduino code. It's super simple. And, the transistors you need are common.
 
I'm also a fan of the Franklin bell-- which I hadn't seen until I started teaching.

 
I hope that Dorea has settled on a set of experiments by now, a year after starting this thread. :biggrin:
 
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Oops. Didn't see the year.
 

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