Видео
Air is trapped in a piston - cylinder machine. initially P1 100 Kpa V1 210-2 m3 . The spring exets no force on the piston in the initial position. The atmospheric pressure is 100 kpa and area of the piston is 0.018 m2. The air expands slowly..., видео от 2024-05-03 загрузил на rutube Секретные стоимости...
