Researchers with Purdue University and INDOT have successfully charged an electric heavy duty truck at highway speeds. This ...
Nissan's 2026 Murano and Pathfinder debut Qi2 magnetic wireless charging in the U.S., bringing stronger alignment, faster ...
Regular readers know that I'm quite a fan of USB-C magnetic breakaway connectors. These are great for preventing those expensive accidents that happen when a laptop, tablet, or smartphone is dragged ...
The Sonar 2 Pro promises long-distance comfort while the Suunto Aqua has superior spec and tech. Helen Websters puts them ...
Does string theory—the controversial “theory of everything” from physics—tell us anything about consciousness and the human ...
Dot Physics on MSN
Electric field of a charged ring: Full analytical derivation
In this video, we walk through the full analytical derivation of the electric field produced by a uniformly charged ring. Using symmetry and Coulomb’s law, we derive the exact on-axis field expression ...
In this video, we derive the electric field between two charged plates using fundamental principles of electrostatics. Step-by-step reasoning, clear equations, and physical intuition are used to show ...
Leaving water inside a sodium battery material boosts performance and enables desalination. Sodium-ion batteries could play a ...
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