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Archive for the ‘Equipment’ Category

Last Saturday — wow, has it been a week already? — the Duke Marine Lab hosted an open house and invited folks from the community in to see what we do. This provided a great opportunity to pull out a few of our physics demos and some lab equipment. I decided to run [...]

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We are often discussing “ideal” or “ACME” [think of Wile E Coyote and Road Runner] equipment in class and you may be wondering where one gets such specialized equipment. Well here is a link to THE source – beware – some of it is rather pricey.
http://www.lhup.edu/~dsimanek/ideal/ideal.htm

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Dr. Brown reviewed Gauss’s Law for magnetism and introduced Ampere’s Law today. He mentioned that Maxwell got his name attached to four beautiful equations by adding a very important correction to Ampere’s Law. This correction paves the way to the understanding a bit about electromagnetic radiation [we will envision light as momentum and [...]

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Dr. Brown does a fantastic job of discussing [in depth] all sorts of relevant phenomena and “cool” physics related to our topic of study. I am always astounded at the breadth and depth of his “rabbit trail” discussions. He also encourages students to do some extra project of interest during the course. [...]

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While considering electric fields and conductors, our discussion touched on Faraday cages and I thought it appropriate to grab some great images of some dramatic examples. One involves large Van de Graaff generators at a Boston museum and the other is a Tesla coil.

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ScienceDaily (Mar. 27, 2009) — Imagine if all you had to do to charge your iPod or your BlackBerry was to wave your hand, or stretch your arm, or take a walk? You could say goodbye to batteries and never have to plug those devices into a power source again.

In research presented at the American [...]

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This is really cool!  And is an example of what you can create if you really understand this E&M and applied technology!

Siftables

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What a difference a day makes!  The preceding day’s snowy drive allowed for a change in the AV equipment.  Here are a couple of pictures highlighting the new view Wendy and I have during Dr. Brown’s lectures.
We have much higher resolution and a great view of the board.  We can zoom…
We can read Gauss’s Law [...]

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“Neither rain, nor snow, nor sleet, nor hail shall keep the postmen from their appointed rounds.”
Neither rain, nor snow, nor sleet, nor hail shall keep Ed from getting a polycom to Durham to vastly improve this distance learning experience for Wendy and Dr. Brown.
I left Beaufort, NC around 5:30 am on the 20th, began experiencing [...]

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Take a look at the equations on the board and you’ll get a sense of the difficulty Wendy is having reading the board.  While Dr. Brown is doing a great job being verbally clear and is generally keeping writing within the field of vision, the lecture experience is a bit like putting on “drunk – [...]

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