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total internal reflection

Here is a short video showing some examples of total internal reflection.

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How a TV set works – part 1

Here is a short video clip showing how an image can be built up on a TV screen, one line at a time. In a real TV set, the beam moves much more quickly (about 7000 m/s!) across the screen and 25...

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How a TV set works – part 2

What’s inside a colour portable TV? inside a tv set from mr mackenzie on Vimeo.

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How a TV set works – part 3

The site I have been using throughout the television section of the course is here. The shadow mask makes sure that electrons fired from the filament responsible for each colour of sub-pixel do not hit...

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S3 homework solutions

I have recorded some short videos to help you review your recent homework exercise.  Here is the answer to part (a) of the data logger question. You can download a copy of any of these homework video...

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S3 wavelength

Here is the answer to the wavelength question.

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S3 frequency

This is the solution to the frequency question.

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S3 amplitude

Here is the answer to the amplitude question.

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S3 wave equation

Here is the answer to the wave equation question.

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booklets for all standard grade physics units

I’ve been asked to post a link to all of the booklets so that people have access to something like the energy booklet as they revise using electricity and electronics.  I’ve added these to the standard...

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