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\u0627\u0644\u0641\u064a\u0632\u064a\u0627\u0621\u060c \u064a\u0645\u0643\u0646\u0643 \u0627\u0644\u0627\u0637\u0644\u0627\u0639 \u0639\u0644\u0649 \u0645\u062b\u0627\u0644 \u062a\u0645 \u062d\u0644\u0647 \u062e\u0637\u0648\u0629 \u0628\u062e\u0637\u0648\u0629 \u0623\u062f\u0646\u0627\u0647.<\/p>\n \u0623\u0648\u0644 \u0634\u064a\u0621 \u064a\u062a\u0639\u064a\u0646 \u0639\u0644\u064a\u0646\u0627 \u0627\u0644\u0642\u064a\u0627\u0645 \u0628\u0647 \u0644\u062d\u0644 \u0623\u064a \u0645\u0634\u0643\u0644\u0629 \u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 \u062a\u062a\u0639\u0644\u0642 \u0628\u0627\u0644\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a\u0627\u062a \u0647\u0648 \u0631\u0633\u0645 \u0645\u062e\u0637\u0637 \u0627\u0644\u062c\u0633\u0645 \u0627\u0644\u062d\u0631. \u0625\u0630\u0646 \u062c\u0645\u064a\u0639 \u0627\u0644\u0642\u0648\u0649 \u0627\u0644\u0645\u0624\u062b\u0631\u0629 \u0641\u064a \u0627\u0644\u0646\u0638\u0627\u0645 \u0647\u064a: <\/p>\n \u0641\u064a \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062d\u0648\u0631 1 (\u0645\u0648\u0627\u0632\u064a \u0644\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0645\u0627\u0626\u0644) \u064a\u0643\u0648\u0646 \u0644\u0644\u062c\u0633\u0645 \u062a\u0633\u0627\u0631\u0639\u060c \u0648\u0644\u0643\u0646 \u0641\u064a \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062d\u0648\u0631 2 (\u0639\u0645\u0648\u062f\u064a \u0639\u0644\u0649 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0645\u0627\u0626\u0644) \u064a\u0643\u0648\u0646 \u0627\u0644\u062c\u0633\u0645 \u0641\u064a \u062d\u0627\u0644\u0629 \u0633\u0643\u0648\u0646. \u0648\u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0646\u0624\u0633\u0633 \u0645\u0639\u0627\u062f\u0644\u0627\u062a \u0642\u0648\u0649 \u0627\u0644\u0646\u0638\u0627\u0645:<\/p>\n \n \n \u0644\u0630\u0627 \u064a\u0645\u0643\u0646\u0646\u0627 \u062d\u0633\u0627\u0628 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0639\u0645\u0648\u062f\u064a\u0629 \u0645\u0646 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u062b\u0627\u0646\u064a\u0629:<\/p>\n \n \u0648\u0645\u0646 \u0646\u0627\u062d\u064a\u0629 \u0623\u062e\u0631\u0649 \u0646\u062d\u0633\u0628 \u0642\u064a\u0645\u0629 \u0642\u0648\u0629 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643 (\u0623\u0648 \u0642\u0648\u0629 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643) \u0645\u0646 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u0623\u0648\u0644\u0649 \u0627\u0644\u0645\u0642\u062f\u0645\u0629:<\/p>\n \n \u0648\u0628\u0645\u062c\u0631\u062f \u0623\u0646 \u0646\u0639\u0631\u0641 \u0642\u064a\u0645\u0629 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0639\u0645\u0648\u062f\u064a\u0629 \u0648\u0642\u0648\u0629 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643\u060c \u064a\u0645\u0643\u0646\u0646\u0627 \u062a\u062d\u062f\u064a\u062f \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643 \u0627\u0644\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0645\u0642\u0627\u0628\u0644\u0629 \u0644\u0647: <\/p>\n \n \u0646\u0636\u0639 \u062c\u0633\u0645\u064b\u0627 \u0643\u062a\u0644\u062a\u0647 m=2 \u0643\u062c\u0645 \u0639\u0644\u0649 \u0642\u0645\u0629 \u0645\u0633\u062a\u0648\u0649 \u0645\u0627\u0626\u0644 \u0628\u0632\u0627\u0648\u064a\u0629 \u0645\u064a\u0644 \u0645\u0642\u062f\u0627\u0631\u0647\u0627 30 \u062f\u0631\u062c\u0629. \u0645\u0627 \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643 \u0628\u064a\u0646 \u0627\u0644\u0645\u0646\u062d\u062f\u0631 \u0648\u0627\u0644\u062c\u0633\u0645 \u0625\u0630\u0627 \u0638\u0644 \u0627\u0644\u0623\u062e\u064a\u0631 \u0641\u064a \u062d\u0627\u0644\u0629 \u0627\u062a\u0632\u0627\u0646\u061f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a: \u0632=9.81 \u0645\/\u062b 2<\/sup> <\/p>\n \u0643\u0645\u0627 \u0647\u0648 \u0627\u0644\u062d\u0627\u0644 \u0641\u064a \u0623\u064a \u0645\u0633\u0623\u0644\u0629 \u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 \u062a\u062a\u0636\u0645\u0646 \u0642\u0648\u0649\u060c \u0623\u0648\u0644 \u0634\u064a\u0621 \u064a\u062c\u0628 \u0641\u0639\u0644\u0647 \u0647\u0648 \u0631\u0633\u0645 \u0645\u062e\u0637\u0637 \u0627\u0644\u062c\u0633\u0645 \u0627\u0644\u062d\u0631 \u0644\u0644\u0646\u0638\u0627\u0645. \u0625\u0630\u0646 \u062c\u0645\u064a\u0639 \u0627\u0644\u0642\u0648\u0649 \u0627\u0644\u0645\u0624\u062b\u0631\u0629 \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0646\u0638\u0627\u0645 \u0647\u064a: <\/p>\n \u0644\u0643\u064a \u064a\u0643\u0648\u0646 \u0627\u0644\u0646\u0638\u0627\u0645 \u0641\u064a \u062d\u0627\u0644\u0629 \u062a\u0648\u0627\u0632\u0646\u060c \u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0645\u062c\u0645\u0648\u0639 \u0627\u0644\u0642\u0648\u0649 \u0627\u0644\u0645\u0624\u062b\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u062d\u0648\u0631\u064a\u0646 1 \u0648 2 \u0645\u0633\u0627\u0648\u064a\u064b\u0627 \u0644\u0644\u0635\u0641\u0631. \u0648\u0644\u0630\u0644\u0643 \u0641\u0625\u0646 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0635\u062d\u064a\u062d\u0629:<\/p>\n \n \n \u064a\u0645\u0643\u0646\u0646\u0627 \u0627\u0644\u0622\u0646 \u062d\u0633\u0627\u0628 \u0642\u064a\u0645\u0629 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0639\u0645\u0648\u062f\u064a\u0629 \u0645\u0646 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u062b\u0627\u0646\u064a\u0629:<\/p>\n \n \u0648\u0645\u0646 \u0646\u0627\u062d\u064a\u0629 \u0623\u062e\u0631\u0649 \u0646\u062d\u062f\u062f \u0642\u064a\u0645\u0629 \u0642\u0648\u0629 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u0623\u0648\u0644\u0649:<\/p>\n \n \u0648\u0628\u0627\u0644\u0645\u062b\u0644\u060c \u064a\u0645\u0643\u0646 \u0631\u0628\u0637 \u0642\u0648\u0629 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643 \u0628\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0639\u0645\u0648\u062f\u064a\u0629 \u0648\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n \n \u0648\u0644\u0630\u0644\u0643 \u0646\u062d\u0644 \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643 \u0645\u0646 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0629 \u0648\u0646\u062d\u0633\u0628 \u0642\u064a\u0645\u062a\u0647: <\/p>\n \n \n \n \u0643\u0645\u0627 \u0646\u0631\u0649 \u0641\u064a \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u0627\u0644\u064a \u0627\u0644\u0645\u0643\u0648\u0646 \u0645\u0646 \u0645\u0633\u062a\u0648\u0649 \u0645\u0627\u0626\u0644 \u0648\u0628\u0643\u0631\u0629\u060c \u064a\u0631\u062a\u0628\u0637 \u062c\u0633\u0645\u0627\u0646 \u0628\u062d\u0628\u0644 \u0648\u0628\u0643\u0631\u0629 \u0643\u062a\u0644\u062a\u0647\u0645\u0627 \u0636\u0626\u064a\u0644\u0629. \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0643\u062a\u0644\u0629 \u0627\u0644\u062c\u0633\u0645 2 m 2<\/sub> = 7 \u0643\u062c\u0645 \u0648\u0645\u064a\u0644 \u0627\u0644\u0645\u0646\u062d\u062f\u0631 50 \u062f\u0631\u062c\u0629\u060c \u0641\u0627\u062d\u0633\u0628 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0639\u0645\u0648\u062f\u064a\u0629 \u0627\u0644\u062a\u064a \u064a\u0624\u062b\u0631 \u0628\u0647\u0627 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0645\u0627\u0626\u0644 \u0639\u0644\u0649 \u0627\u0644\u062c\u0633\u0645 \u0627\u0644\u0630\u064a \u0643\u062a\u0644\u062a\u0647 m 1<\/sub> \u0628\u062d\u064a\u062b \u064a\u0643\u0648\u0646 \u0627\u0644\u0646\u0638\u0627\u0645 \u0628\u0623\u0643\u0645\u0644\u0647 \u0641\u064a \u062d\u0627\u0644\u0629 \u062a\u0648\u0627\u0632\u0646. \u0625\u0647\u0645\u0627\u0644 \u0642\u0648\u0629 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643 \u0637\u0648\u0627\u0644 \u0627\u0644\u062a\u0645\u0631\u064a\u0646. <\/p>\n \u064a\u0642\u0639 \u0627\u0644\u062c\u0633\u0645 1 \u0639\u0644\u0649 \u0645\u0646\u062d\u062f\u0631 \u0645\u0627\u0626\u0644\u060c \u0644\u0630\u0627 \u0641\u0625\u0646 \u0623\u0648\u0644 \u0645\u0627 \u064a\u062c\u0628 \u0641\u0639\u0644\u0647 \u0647\u0648 \u062a\u0648\u062c\u064a\u0647 \u0642\u0648\u0629 \u0648\u0632\u0646\u0647 \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0627\u0644\u0642\u0648\u0649 \u0627\u0644\u0645\u0624\u062b\u0631\u0629 \u0639\u0644\u0649 \u0645\u062d\u0627\u0648\u0631 \u0627\u0644\u0645\u0646\u062d\u062f\u0631: <\/p>\n \n \n \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u0641\u0625\u0646 \u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u0642\u0648\u0649 \u0627\u0644\u0645\u0624\u062b\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u0646\u0638\u0627\u0645 \u0628\u0623\u0643\u0645\u0644\u0647 \u0647\u064a: <\/p>\n \u064a\u062e\u0628\u0631\u0646\u0627 \u0628\u064a\u0627\u0646 \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0623\u0646 \u0646\u0638\u0627\u0645 \u0627\u0644\u0642\u0648\u0649 \u0641\u064a \u062d\u0627\u0644\u0629 \u062a\u0648\u0627\u0632\u0646\u060c \u0644\u0630\u0627 \u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0627\u0644\u062c\u0633\u0645\u0627\u0646 \u0641\u064a \u062d\u0627\u0644\u0629 \u062a\u0648\u0627\u0632\u0646. \u0648\u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u064a\u0645\u0643\u0646\u0646\u0627 \u0627\u0642\u062a\u0631\u0627\u062d \u0645\u0639\u0627\u062f\u0644\u0627\u062a \u062a\u0648\u0627\u0632\u0646 \u0627\u0644\u062c\u0633\u0645\u064a\u0646: <\/p>\n \n \n \u0645\u0646 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u0633\u0627\u0628\u0642\u0629 \u064a\u0645\u0643\u0646\u0646\u0627 \u062d\u0633\u0627\u0628 \u0643\u062a\u0644\u0629 \u0627\u0644\u062c\u0633\u0645 1: <\/p>\n \n \n \n \n \n \u0648\u0645\u0646 \u0646\u0627\u062d\u064a\u0629 \u0623\u062e\u0631\u0649\u060c \u0625\u0630\u0627 \u0646\u0638\u0631\u0646\u0627 \u0625\u0644\u0649 \u0645\u062e\u0637\u0637 \u0642\u0648\u0629 \u0627\u0644\u0646\u0638\u0627\u0645\u060c \u0646\u0644\u0627\u062d\u0638 \u0623\u0646 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0639\u0645\u0648\u062f\u064a\u0629 \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0645\u0633\u0627\u0648\u064a\u0629 \u0644\u0644\u0645\u0631\u0643\u0628\u0629 \u0627\u0644\u0645\u062a\u062c\u0647\u0629 \u0644\u0648\u0632\u0646 \u0627\u0644\u062c\u0633\u0645 1 \u0627\u0644\u0645\u062a\u0639\u0627\u0645\u062f \u0645\u0639 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0645\u0627\u0626\u0644. <\/p>\n \n \n \u0648\u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0629 \u064a\u0645\u0643\u0646\u0646\u0627 \u0625\u064a\u062c\u0627\u062f \u0642\u064a\u0645\u0629 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0639\u0645\u0648\u062f\u064a\u0629: <\/p>\n \n Un tra\u00eeneau de 70 kg glisse sur une pente de 30\u00ba avec une vitesse initiale de 2 m\/s. Si le coefficient de frottement dynamique entre le tra\u00eeneau et la neige est de 0,2, calculez la vitesse que le tra\u00eeneau acquerra apr\u00e8s avoir parcouru 20 m\u00e8tres. Donn\u00e9es : g=10 m\/s 2<\/sup> . <\/p>\n Tout d’abord, nous r\u00e9alisons le sch\u00e9ma corporel libre du tra\u00eeneau : <\/p>\n Le tra\u00eeneau a une acc\u00e9l\u00e9ration dans la direction de l’axe 1 (parall\u00e8le au plan inclin\u00e9) mais reste au repos dans la direction de l’axe 2 (perpendiculaire au plan inclin\u00e9), donc les \u00e9quations des forces sont : [latex]P_1-F_R=m\\cdot a” title=”Rendered by QuickLaTeX.com” height=”213″ width=”8731″ style=”vertical-align: 0px;”><\/p>\n<\/p>\n \n \u0648\u0645\u0646 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u064a\u0645\u0643\u0646\u0646\u0627 \u062d\u0633\u0627\u0628 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0639\u0645\u0648\u062f\u064a\u0629 \u0627\u0644\u0645\u0624\u062b\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0632\u0644\u062c\u0629<\/p>\n \n \u0648\u0628\u0645\u0627 \u0623\u0646\u0646\u0627 \u0646\u0639\u0631\u0641 \u0627\u0644\u0622\u0646 \u0642\u064a\u0645\u0629 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0639\u0645\u0648\u062f\u064a\u0629 \u0648\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643 \u0627\u0644\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a\u060c \u0641\u064a\u0645\u0643\u0646\u0646\u0627 \u062d\u0633\u0627\u0628 \u0642\u0648\u0629 \u0627\u0644\u0627\u062d\u062a\u0643\u0627\u0643 \u0628\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0645\u0642\u0627\u0628\u0644\u0629 \u0644\u0647\u0627:<\/p>\n \n \u0644\u0630\u0627\u060c \u0644\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0633\u0631\u0639\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629\u060c \u064a\u062c\u0628 \u0639\u0644\u064a\u0646\u0627 \u0623\u0648\u0644\u0627\u064b \u0625\u064a\u062c\u0627\u062f \u062a\u0633\u0627\u0631\u0639 \u0627\u0644\u0645\u0632\u0644\u062c\u0629\u060c \u0648\u064a\u0645\u0643\u0646 \u062d\u0633\u0627\u0628 \u0630\u0644\u0643 \u0645\u0646 \u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0623\u0648\u0644\u0649 \u0627\u0644\u0645\u0642\u062f\u0645\u0629: <\/p>\n \n \n \n \n \n \u0628\u0645\u062c\u0631\u062f \u0645\u0639\u0631\u0641\u0629 \u062a\u0633\u0627\u0631\u0639 \u0627\u0644\u0645\u0632\u0644\u062c\u0629\u060c \u0646\u062d\u0633\u0628 \u0627\u0644\u0632\u0645\u0646 \u0627\u0644\u0630\u064a \u062a\u0633\u062a\u063a\u0631\u0642\u0647 \u0644\u0642\u0637\u0639 \u0645\u0633\u0627\u0641\u0629 20 \u0645\u062a\u0631\u064b\u0627 \u0628\u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0628\u062a\u0633\u0627\u0631\u0639 \u062b\u0627\u0628\u062a: <\/p>\n \n \n \n \n \u0645\u0646\u0637\u0642\u064a\u0627\u060c \u0646\u0633\u062a\u0628\u0639\u062f \u0627\u0644\u062d\u0644 \u0627\u0644\u0633\u0627\u0644\u0628 \u0644\u0623\u0646 \u0627\u0644\u0632\u0645\u0646 \u0643\u0645\u064a\u0629 \u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 \u0644\u0627 \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0633\u0627\u0644\u0628\u0629.<\/p>\n \u0648\u0623\u062e\u064a\u0631\u064b\u0627\u060c \u0646\u062d\u0633\u0628 \u0627\u0644\u0633\u0631\u0639\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0635\u064a\u063a\u0629 \u0627\u0644\u062a\u0633\u0627\u0631\u0639 \u0627\u0644\u062b\u0627\u0628\u062a: <\/p>\n \n \n<\/span> \u0635\u064a\u063a \u0627\u0644\u0637\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0627\u0626\u0644\u0629<\/span><\/h2>\n
![\"\u0645\u0633\u062a\u0648\u0649](\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/plan-incline.png\")
<\/figure>\n![\"P_1=m\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-a26edbf89d563f1351d0ec9771f7e7bc_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"P_2=m\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-f5f191747feef04cf0a63f61a6b56cfd_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"\u0635\u064a\u063a](\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/formules-du-plan-incline.png\")
<\/figure>\n<\/span> \u0645\u062b\u0627\u0644 \u0645\u062d\u0644\u0648\u0644 \u0639\u0644\u0649 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0645\u0627\u0626\u0644<\/span><\/h2>\n
\n
![\"\u0645\u0634\u0643\u0644\u0629](\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/probleme-resolu-coefficient-de-frottement-dynamique.png\")
<\/figure>\n![\"\u062d\u0644](\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/exercice-resolu-force-de-friction-dynamique.png\")
<\/figure>\n![\"P_1-F_R=m\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-d87a1ef6aaa3476891df5da8334cbc49_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"P_2-N=0\"](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-6bdf90ed250934bf6cffbb110bc792a4_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"\\begin{array}{l}N=P_2\\\\[3ex]N=m\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-59341555fe3d5fe315ceb1864547873b_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"\\begin{array}{l}P_1-F_R=m\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-d8f2aff2a81d98ddcea04b1988282fda_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"\\mu_d=\\cfrac{F_R}{N}=\\cfrac{18.43}{43.43}=0.42\"](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-b783c9e37bcf4d077d9496489fc5d7d6_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n<\/span> \u062a\u0645\u0627\u0631\u064a\u0646 \u0645\u062d\u0644\u0648\u0644\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0645\u0627\u0626\u0644<\/span><\/h2>\n
\u0627\u0644\u062a\u0645\u0631\u064a\u0646 1<\/h3>\n
![\"\"](\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/probleme-de-force-normale-et-de-force-de-friction.png\")
<\/figure>\n![\"\u062d\u0644](\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/exercice-resolu-force-normale-et-friction-force.png\")
<\/figure>\n![\"F_R=P_1\"](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-a692b08b4d7c08a2c55556233dc56651_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"N=P_2\"](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-ea3f790cf878ca23f77405f73a20e7c6_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"\\begin{array}{l}N=P_2\\\\[3ex]N=P\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-780db8c589b96d398e1400444a11db30_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"\\begin{array}{l}F_R=P_1\\\\[3ex]N=P\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-bef5af0f3a7e907aa90f08435f538cf7_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"F_R=\\mu](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-b8e2dc6a1180d664163aeb969b289073_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"\\mu=\\cfrac{F_R}{N}\"](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-2bee3710c7506bf8ff2456662a57f279_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"\\mu=\\cfrac{9,81}{16,99}\"](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-69da73a9c8ca8ef047563bcb0b957d4b_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"\\bm{\\mu=0.58}\"](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-87da99c1b6541f3ad374e4ebb3e9daf1_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n\u062a\u0645\u0631\u064a\u0646 2<\/h3>\n
![\"\u0645\u0634\u0643\u0644\u0629](\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/probleme-dequilibre-des-forces.png\")
<\/figure>\n![\"P_{1x}=P_1\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-c05811c44aa2d58295c811d612a54eee_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"P_{1y}=P_1\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-1a0b77602980cc17cce9b3baef744df8_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"\u062a\u0645](\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/exercice-resolu-equilibre-des-forces.png\")
<\/figure>\n![\"1\\](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-b62bbb21cbec2be0bba7f8a839b12ba9_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"P_1\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-4e1b75b6ba5d7bbe88d23e014eb011c5_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"m_1\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-06a53a846ad5bc034f69fa05488404c4_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"m_1](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-802fde26f3388538d766a709d60cf48b_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"m_1](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-16ae359d38a8a11d1b1db4988b8eeaf1_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"m_1](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-4249c6e274233595f50eedc1da64f56f_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"m_1=9,14](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-6e80f0daabb2167ec2f6622b08001a97_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"P_{1y}=N\"](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-82b47c80ab7ef66a41fc4d4425032831_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"P_1\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-56ad7b690b37b3f53ca20597e165860b_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"\\begin{array}{l}N=P_1\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-4a591e86900fca256cfa079da1bd0461_l3.png\")
<\/div>\n Exercice 3<\/h3>\n
!["exercice]("https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/exercice-resolu-plan-incline.png")
<\/figure>\n<\/p>\n<\/p>\n![\"\\begin{array}{l}N=P_2\\\\[3ex]N=m\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-90b32b903f8be520ec73748b3de9b8b3_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"F_R=\\mu\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-e0a32cc7650b33325233258788c218d4_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n<\/p>\n<\/p>\n![\"a=\\cfrac{P_1-F_R}{m}\"](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-fa13e0490f51e32ac03b455043f6f32d_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"a=\\cfrac{m\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-a6274d836af5618f7ef99e7f179c3902_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"a=\\cfrac{70\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-a3a9db70462cd187d50b851ede83983f_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"a=3,27](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-ba0d7325efa059351cc3d9aef838a9e2_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"x=v_0\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-69f632cd171007df0f5bd6f0fa458a5c_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"20=2\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-b97ac72bf22d70273fece0cce195f4ca_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"0=1,64t^2+2t-20\"](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-11a99cb686bf68cbcca594d0d60f801b_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"\\displaystyle](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-7aa7e01e70b4199d597d05e261c970df_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"a=\\cfrac{v_f-v_0}{t_f-t_0}\\quad](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-5ace98bfb166f5b813f593760fcfa048_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n![\"v_f=3.27\\cdot](\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-817a054f54a84b5a88667fc794feeb4d_l3.png\" "\\"Rendered")
<\/p>\n<\/p>\n