Saturday, 23 September 2023

Westminster motor


 A very successful Westminster motor build with it rotating at high speed. Sometimes it just works like this. Other times, it is a struggle. Getting the commutator right is the skill and a small amount of sticky tape.

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Doppler Rocket

Demonstrating the Doppler effect with the @pascoscientific Doppler Rocket: As the rocket moves away, students can hear the pitch drop (red s...