Quiz — ExamenSE.docx

Question 1 sur 10 20:00

[{"id":24164,"question":"Quelle est la formule de l'aire d'un cercle de rayon r ?","option_a":"A = πr","option_b":"A = 2πr","option_c":"A = πr²","option_d":"A = 4πr²","option_e":"","option_f":"","bonne_reponse":"c","explication":"La formule correcte est A = πr², où π (pi) est une constante approximativement égale à 3,14.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"A = πr\", \"b\": \"A = 2πr\", \"c\": \"A = πr²\", \"d\": \"A = 4πr²\"}}","_debug_options_count":4},{"id":24165,"question":"Le triangle ABC est rectangle en A. Si AB = 3 cm et AC = 4 cm, alors BC mesure :","option_a":"5 cm","option_b":"6 cm","option_c":"7 cm","option_d":"8 cm","option_e":"","option_f":"","bonne_reponse":"a","explication":"D'après le théorème de Pythagore, BC² = AB² + AC² = 9 + 16 = 25, donc BC = 5 cm.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"5 cm\", \"b\": \"6 cm\", \"c\": \"7 cm\", \"d\": \"8 cm\"}}","_debug_options_count":4},{"id":24166,"question":"La photosynthèse permet aux plantes de produire de l'oxygène.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La photosynthèse est le processus par lequel les plantes produisent de l'oxygène à partir de dioxyde de carbone et de lumière.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":24167,"question":"Quelle est la capitale de la Tunisie ?","option_a":"Sousse","option_b":"Tunis","option_c":"Sfax","option_d":"Gabès","option_e":"","option_f":"","bonne_reponse":"b","explication":"La capitale de la Tunisie est Tunis, située dans le nord du pays.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Sousse\", \"b\": \"Tunis\", \"c\": \"Sfax\", \"d\": \"Gabès\"}}","_debug_options_count":4},{"id":24168,"question":"La loi d'Ohm s'exprime par la formule :","option_a":"U = R\/I","option_b":"U = R × I","option_c":"I = U × R","option_d":"R = U\/I","option_e":"","option_f":"","bonne_reponse":"b","explication":"La loi d'Ohm s'écrit U = R × I, où U est la tension, R la résistance et I l'intensité du courant.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"U = R\/I\", \"b\": \"U = R × I\", \"c\": \"I = U × R\", \"d\": \"R = U\/I\"}}","_debug_options_count":4},{"id":24169,"question":"Le verbe 'être' est un verbe du 1er groupe.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"b","explication":"Le verbe 'être' est un verbe du 3e groupe, car il ne se conjugue pas comme les verbes en -er.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":24170,"question":"Quel est le résultat de 7 × (3 + 5) ?","option_a":"35","option_b":"40","option_c":"56","option_d":"63","option_e":"","option_f":"","bonne_reponse":"b","explication":"D'après les règles de priorité, on calcule d'abord la parenthèse : 3 + 5 = 8, puis 7 × 8 = 56.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"35\", \"b\": \"40\", \"c\": \"56\", \"d\": \"63\"}}","_debug_options_count":4},{"id":24171,"question":"La Terre tourne autour du Soleil en environ :","option_a":"24 heures","option_b":"365 jours","option_c":"1 mois","option_d":"1 semaine","option_e":"","option_f":"","bonne_reponse":"b","explication":"La Terre effectue une révolution autour du Soleil en environ 365 jours, ce qui définit une année.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"24 heures\", \"b\": \"365 jours\", \"c\": \"1 mois\", \"d\": \"1 semaine\"}}","_debug_options_count":4},{"id":24172,"question":"Le mot 'intrépide' signifie :","option_a":"Peur","option_b":"Courageux","option_c":"Timide","option_d":"Rapide","option_e":"","option_f":"","bonne_reponse":"b","explication":"Le mot 'intrépide' signifie 'qui n'a pas peur', c'est-à-dire courageux.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Peur\", \"b\": \"Courageux\", \"c\": \"Timide\", \"d\": \"Rapide\"}}","_debug_options_count":4},{"id":24173,"question":"La division de 120 par 8 donne :","option_a":"12","option_b":"15","option_c":"18","option_d":"20","option_e":"","option_f":"","bonne_reponse":"b","explication":"120 ÷ 8 = 15, car 8 × 15 = 120.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"12\", \"b\": \"15\", \"c\": \"18\", \"d\": \"20\"}}","_debug_options_count":4}]