File:11. Температурата и вриењето на течност.ogv

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Original file ‎(Ogg multiplexed audio/video file, Theora/Vorbis, length 45 s, 1,920 × 1,080 pixels, 9.12 Mbps overall, file size: 48.8 MB)

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Македонски: Опит so вакуумска пумпа кој прикажува дека точката на вриење на една течност зависи од притисокот. Се гледа како водата почнува да врие на собна температура, затоа што притисокот над нејзината слободна површина се намалува. Изведено и објаснето од проф. Оливер Зајков. Институт за физика на Природно-математичкиот факултет во Скопје.
English: Experiment using a vacuum pump showing that the boiling point of a liquid depends on the pressure. One can see that water is boiling on a room temperature because the pressure above the water surface is decreased. Performed and explained by Prof. Oliver Zajkov at the Physics Institute at the Ss. Cyril and Methodius University of Skopje, Macedonia.
Français : Expérience sur la dépendance entre la phase et la pression.
L'expérience utilise une pompe à vide pour montrer que le point d'ébullition d'un liquide dépend de la pression. Ainsi, on remarque que l'eau dans le contenant bout à la température de la pièce en raison de la faible pression sous laquelle elle se trouve.
Expérience réalisée et expliquée par le professeur Oliver Zajkov de l'Institut de physique de l'université Saints-Cyrille-et-Méthode de Skopje de Macédoine.
Română: Experiment cu pompă de vid, demonstrând că punctul de fierbere al unui lichid depinde de presiune. Se observă că apa fierbe la temperatura camerei deoarece presiunea aerului de deasupra apei este scăzută. Efectuat de prof. Oliver Zajkov de la Institutul de Fizică al Universității Sfinții Chiril și Metodiu din Skopje, Macedonia.
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Author Andrejdam

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current19:45, 31 December 201545 s, 1,920 × 1,080 (48.8 MB)Andrejdam (talk | contribs)User created page with UploadWizard

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VP9 1080P 2.1 Mbps Completed 03:21, 4 August 2018 2 min 35 s
Streaming 1080p (VP9) 2 Mbps Completed 16:59, 7 December 2023 2.0 s
VP9 720P 866 kbps Completed 03:18, 4 August 2018 1 min 20 s
Streaming 720p (VP9) 769 kbps Completed 18:31, 7 December 2023 1.0 s
VP9 480P 464 kbps Completed 03:17, 4 August 2018 55 s
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VP9 240P 210 kbps Completed 03:17, 4 August 2018 29 s
Streaming 240p (VP9) 134 kbps Completed 16:08, 21 November 2023 15 s
WebM 360P 591 kbps Completed 06:09, 12 February 2017 1 min 25 s
Streaming 144p (MJPEG) 819 kbps Completed 13:40, 27 October 2023 4.0 s
Stereo (Opus) 96 kbps Completed 07:28, 9 November 2023 2.0 s
Stereo (MP3) 128 kbps Completed 10:24, 27 October 2023 2.0 s

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