GET https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/fr/media/893-alarme-incendie

Commands

10 Queries
43.45 ms Query time
0 Failed Queries
# Time Connection Command
1 0.54 ms cache CONNECT redis.internal 6379 5 <null> 5 5
2 39.65 ms cache SELECT 0
3 0.36 ms cache MGET wJo3GJ9dRH:data > anonymous-media > id=6682,locale=fr,domain=www
4 0.60 ms cache INFO Memory
5 0.04 ms cache MULTI 2
6 0.12 ms cache SETEX wJo3GJ9dRH:data > anonymous-media > id=6682,locale=fr,domain=www 2678399 ���A_Oa:2:{i:0;s:13:"cache-service";i:1;s:36:"cache-service-data > anonymous-media";}a:15:{s:2:"id";i:893;s:5:"title";s:15:"Alarme incendie";s:4:"slug";s:15:"alarme-incendie";s:9:"mediaType";s:10:"simulation";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:157:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/893-6545f46869cd9029006769.webp";s:10:"suggestion";s:158:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/893-6545f46869cd9029006769.webp";s:5:"title";s:153:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/893-6545f46869cd9029006769.webp";}s:19:"thumbnailBackground";s:7:"#00b6ad";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2017-05-16 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";s:141:"<ul> <li>Illustrer une application d&#39;un bilame ;</li> <li>Observer le ph&eacute;nom&egrave;ne de la dilatation thermique.</li> </ul>";s:5:"width";i:550;s:6:"height";i:350;s:11:"description";s:1150:"<p>Un bilame consiste en deux lames m&eacute;talliques rivet&eacute;es ou soud&eacute;es ensemble dans le sens de la longueur. Les deux lames sont faites de deux m&eacute;taux diff&eacute;rents ayant des coefficients de dilatation thermique diff&eacute;rents. Une variation de temp&eacute;rature provoque une d&eacute;formation du bilame. La d&eacute;formation est d&#39;autant plus importante que la longueur du bilame est grande. C&#39;est ce qu&#39;on peut observer sur des <a href="https://upload.wikimedia.org/wikipedia/commons/2/26/Bimetal_coil_reacts_to_lighter.gif" target="_blank">bilames enroul&eacute;s en spirale</a>.</p> <p>Comme il s&#39;agit de m&eacute;taux, il suffit que l&#39;un des deux soit suffisamment bon conducteur pour pouvoir exploiter cette propri&eacute;t&eacute; dans un circuit &eacute;lectrique. Le bilame devient alors un interrupteur qui r&eacute;agit en fonction de la temp&eacute;rature. On retrouve des bilames dans des disjoncteurs, des alarmes incendies, des ampoules clignotantes et des thermostats.</p> <p>Voir aussi l&#39;animation eduMedia <a href="../media/894-bilame" target="_blank">bilame</a>.</p>";s:11:"suggestions";a:6:{i:0;a:9:{s:2:"id";i:94;s:5:"title";s:16:"Quiz Multimètre";s:4:"slug";s:15:"quiz-multimetre";s:9:"mediaType";s:10:"simulation";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:156:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/94-6545f4826ddf9229024295.webp";s:10:"suggestion";s:157:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/94-6545f4826ddf9229024295.webp";s:5:"title";s:152:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/94-6545f4826ddf9229024295.webp";}s:19:"thumbnailBackground";s:7:"#b51d8e";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2015-05-11 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";s:193:"<ul> <li>Comprendre le branchement du multim&egrave;tre pour chaque mode de fonctionnement.</li> <li>Comprendre le r&ocirc;le des calibres dans la pr&eacute;cision de la mesure.</li> </ul>";}i:1;a:9:{s:2:"id";i:569;s:5:"title";s:10:"La rouille";s:4:"slug";s:10:"la-rouille";s:9:"mediaType";s:10:"simulation";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:157:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/569-6545f3b64f8c1273324159.webp";s:10:"suggestion";s:158:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/569-6545f3b64f8c1273324159.webp";s:5:"title";s:153:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/569-6545f3b64f8c1273324159.webp";}s:19:"thumbnailBackground";s:7:"#004387";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2015-05-11 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";s:211:"<ul> <li>D&eacute;duire d&#39;une exp&eacute;rience les conditions de la formation de la rouille.</li> <li>Conna&icirc;tre les trois substances indispensables &agrave; la formation de la rouille.</li> </ul>";}i:2;a:9:{s:2:"id";i:552;s:5:"title";s:11:"Multimètre";s:4:"slug";s:10:"multimetre";s:9:"mediaType";s:10:"simulation";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:157:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/552-6545f3ac8bc21494406424.webp";s:10:"suggestion";s:158:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/552-6545f3ac8bc21494406424.webp";s:5:"title";s:153:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/552-6545f3ac8bc21494406424.webp";}s:19:"thumbnailBackground";s:7:"#00b7ad";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2015-05-11 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";s:321:"<ul> <li>Savoir effectuer une mesure de tension, de courant et de r&eacute;sistance &agrave; l&#39;aide du multim&egrave;tre.</li> <li>Comprendre le branchement du multim&egrave;tre pour chaque mode de fonctionnement.</li> <li>Comprendre le r&ocirc;le des calibres dans la pr&eacute;cision de la mesure.</li> </ul>";}i:3;a:9:{s:2:"id";i:339;s:5:"title";s:17:"Altitude densité";s:4:"slug";s:16:"altitude-densite";s:9:"mediaType";s:10:"simulation";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:157:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/339-6545f327b762a287086565.webp";s:10:"suggestion";s:158:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/339-6545f327b762a287086565.webp";s:5:"title";s:153:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/339-6545f327b762a287086565.webp";}s:19:"thumbnailBackground";s:7:"#f7941d";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2015-05-11 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";s:287:"<ul> <li>Distinguer Altitude pression et Altitude densit&eacute; ;</li> <li>Enseigner l&#39;importance de l&#39;altitude densit&eacute; en termes de performance ;</li> <li>Simuler les effets des variations de temp&eacute;rature (OAT) sur la densit&eacute; de l&#39;air.</li> </ul>";}i:4;a:9:{s:2:"id";i:230;s:5:"title";s:22:"Gaz dans un récipient";s:4:"slug";s:21:"gaz-dans-un-recipient";s:9:"mediaType";s:10:"simulation";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:157:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/230-6545f2eae984e150768679.webp";s:10:"suggestion";s:158:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/230-6545f2eae984e150768679.webp";s:5:"title";s:153:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/230-6545f2eae984e150768679.webp";}s:19:"thumbnailBackground";s:7:"#004387";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2015-05-11 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";s:254:"<ul> <li>Illustrer que les particules de gaz se d&eacute;placent librement ;</li> <li>Illustrer qu&#39;un gaz s&#39;&eacute;chappe facilement de son r&eacute;cipient ;</li> <li>Illustrer le mod&egrave;le mol&eacute;culaire d&#39;un gaz.</li> </ul>";}i:5;a:9:{s:2:"id";i:894;s:5:"title";s:6:"Bilame";s:4:"slug";s:6:"bilame";s:9:"mediaType";s:10:"simulation";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:157:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/894-6545f46914574092585226.webp";s:10:"suggestion";s:158:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/894-6545f46914574092585226.webp";s:5:"title";s:153:"https://www.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/894-6545f46914574092585226.webp";}s:19:"thumbnailBackground";s:7:"#b51d8e";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2017-05-25 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";s:173:"<ul> <li>Discuter de la dilatation thermique des m&eacute;taux ;</li> <li>Comprendre le fonctionnement d&#39;une lame bim&eacute;tallique et ses applications</li> </ul>";}}s:4:"tags";a:8:{i:0;s:6:"bilame";i:1;s:7:"chaleur";i:2;s:19:"circuit électrique";i:3;s:7:"courant";i:4;s:10:"dilatation";i:5;s:12:"interrupteur";i:6;s:10:"sécurité";i:7;s:12:"thermomètre";}s:12:"baseNodeName";s:11:"Technologie";}
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8 0.03 ms cache SADD wJo3GJ9dRH:tagscache-service-data > anonymous-media wJo3GJ9dRH:data > anonymous-media > id=6682,locale=fr,domain=www
9 0.59 ms cache EXEC
10 1.45 ms cache MGET wJo3GJ9dRH:data > locale-page-groups > locale=fr