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Hackaday
21 天
Electrostatic Puck: Making An Electret
Electrets produce a semi-permanent static electric field, similar to how a magnet produces a magnetic field. The ones in microphones are very small, but in the video after the break [Jay Bowles ...
5 天
on MSN
CBSE Class 12 Physics Board Exam 2025: Expert-recommended expected questions from Electric ...
CBSE has released the Class 12 board exam 2025 date sheet, with exams starting on February 15 and ending on April 4. The ...
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