In this video we learn how three phase electricity works from the basics. The basics of Three phase electricity explained. We start with a simple single phase AC generator and then add in a second and third phase to under stand its working principle. We also cover three phase power uses and distribution as well as why we don’t use more phases.
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Categories: All Science Teachers, Gr 9-10 Science, Gr. 11-12 Physics
https://www.youtube.com/watch?v=G8o9ENgZl4c “This year’s prize is about light.” Royal Swedish Academy of Sciences Permanent Secretary Staffan Normark. “The Royal Swedish Academy of Sciences... read more
Categories: Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Physics
The Canadarm 2 will achieve a career milestone as it reaches out from its perch on the International Space Station and snags an unmanned vehicle Source: Canadarm 2 set to make 30th ‘catch’ read more
Categories: Gr. 11-12 Physics
https://youtu.be/hebGhsNsjG0 In September 2015, scientists witnessed something never seen before: two black holes colliding. Both about 30 times as big as our Sun, they had been orbiting each other... read more
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