Ecrit par ✅ Quiz : Energie Nucleaire
Ce quiz contient 20 questions.
Note : Placeholder pour valider la structure. Le JSON converti est conservé ci-dessous pour l’import final des vraies questions Tutor LMS.
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{
"quiz_title": "Energie Nucleaire",
"quiz_slug": "03_energie_nucleaire_quiz",
"quiz_description": "Quiz Edu509 : Energie Nucleaire",
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"questions": [
{
"question_order": 1,
"question_title": "Quel est le défaut de masse du noyau de deutérium \\\\( ^2_1\\\\mathrm{H} \\\\) sachant que la masse du proton est \\\\( 1{,}007825 \\\\mathrm{u} \\\\), celle du neutron \\\\( 1{,}008665 \\\\mathrm{u} \\\\) et celle du noyau \\\\( 2{,}013553 \\\\mathrm{u} \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Le défaut de masse est \\\\( \\\\Delta m = (1{,}007825 + 1{,}008665) - 2{,}013553 = 0{,}002937 \\\\mathrm{u} \\\\).",
"answers": [
{
"answer_title": "0{,}002937 \\\\mathrm{u}",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "0{,}001234 \\\\mathrm{u}",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "0{,}010000 \\\\mathrm{u}",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "0{,}000500 \\\\mathrm{u}",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 2,
"question_title": "Quelle est l’énergie de liaison totale du noyau d’hélium-4 \\\\( ^4_2\\\\mathrm{He} \\\\) ? Données : masse du proton \\\\( 1{,}007825 \\\\mathrm{u} \\\\), masse du neutron \\\\( 1{,}008665 \\\\mathrm{u} \\\\), masse du noyau \\\\( 4{,}002603 \\\\mathrm{u} \\\\), \\\\( 1 \\\\mathrm{u} = 931{,}5 \\\\mathrm{MeV}/c^2 \\\\).",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’énergie de liaison est \\\\( E = 0{,}030377 \\\\times 931{,}5 = 28{,}32 \\\\mathrm{MeV} \\\\).",
"answers": [
{
"answer_title": "28{,}32 \\\\mathrm{MeV}",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "7{,}08 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "2{,}74 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "39{,}24 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 3,
"question_title": "Quelle est l’énergie de liaison par nucléon du noyau d’hélium-4 \\\\( ^4_2\\\\mathrm{He} \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’énergie de liaison par nucléon est \\\\( \\\\frac{28{,}32}{4} = 7{,}08 \\\\mathrm{MeV} \\\\).",
"answers": [
{
"answer_title": "7{,}08 \\\\mathrm{MeV}",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "28{,}32 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "5{,}61 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "2{,}74 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 4,
"question_title": "Dans la désintégration alpha du radium-226, quelle est l’énergie libérée ? Données : masse du \\\\( ^{226}_{88}\\\\mathrm{Ra} = 226{,}025403 \\\\mathrm{u} \\\\), \\\\( ^{222}_{86}\\\\mathrm{Rn} = 222{,}017570 \\\\mathrm{u} \\\\), particule alpha \\\\( 4{,}002603 \\\\mathrm{u} \\\\), \\\\( 1 \\\\mathrm{u} = 931{,}5 \\\\mathrm{MeV}/c^2 \\\\).",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’énergie libérée est \\\\( Q = 0{,}005230 \\\\times 931{,}5 = 4{,}87 \\\\mathrm{MeV} \\\\).",
"answers": [
{
"answer_title": "4{,}87 \\\\mathrm{MeV}",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "2{,}74 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "173{,}3 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "7{,}08 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 5,
"question_title": "Quelle est la formule correcte pour calculer le défaut de masse d’un noyau ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La formule correcte est \\\\( \\\\Delta m = [Z m_p + N m_n] - m_{\\\\text{noyau}} \\\\).",
"answers": [
{
"answer_title": "\\\\( \\\\Delta m = [Z m_p + N m_n] - m_{\\\\text{noyau}} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( \\\\Delta m = m_{\\\\text{noyau}} - [Z m_p + N m_n] \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( \\\\Delta m = Z m_p - N m_n + m_{\\\\text{noyau}} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( \\\\Delta m = [Z m_p + N m_n] + m_{\\\\text{noyau}} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 6,
"question_title": "Quelle est la valeur de l’énergie libérée lors de la fission d’un noyau d’uranium-235 par un neutron ? Données : masse de \\\\( ^{235}_{92}\\\\mathrm{U} = 235{,}043929 \\\\mathrm{u} \\\\), neutron \\\\( 1{,}008665 \\\\mathrm{u} \\\\), \\\\( ^{141}_{56}\\\\mathrm{Ba} = 140{,}914411 \\\\mathrm{u} \\\\), \\\\( ^{92}_{36}\\\\mathrm{Kr} = 91{,}926156 \\\\mathrm{u} \\\\), 3 neutrons \\\\( 3{,}025995 \\\\mathrm{u} \\\\), \\\\( 1 \\\\mathrm{u} = 931{,}5 \\\\mathrm{MeV}/c^2 \\\\).",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’énergie libérée est \\\\( Q = 0{,}186032 \\\\times 931{,}5 = 173{,}3 \\\\mathrm{MeV} \\\\).",
"answers": [
{
"answer_title": "173{,}3 \\\\mathrm{MeV}",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "28{,}32 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "4{,}87 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "2{,}74 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 7,
"question_title": "Quelle est la conversion correcte entre unité de masse atomique et énergie ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La conversion correcte est \\\\( 1 \\\\mathrm{u} = 931{,}5 \\\\mathrm{MeV}/c^2 \\\\).",
"answers": [
{
"answer_title": "1 \\\\mathrm{u} = 931{,}5 \\\\mathrm{MeV}/c^2",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "1 \\\\mathrm{u} = 1{,}602 \\\\times 10^{-19} \\\\mathrm{J}",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "1 \\\\mathrm{u} = 1000 \\\\mathrm{MeV}/c^2",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "1 \\\\mathrm{u} = 9{,}31 \\\\mathrm{MeV}/c^2",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 8,
"question_title": "Quel est le défaut de masse du noyau de lithium-7 \\\\( ^7_3\\\\mathrm{Li} \\\\) ? Données : masse du proton \\\\( 1{,}007825 \\\\mathrm{u} \\\\), neutron \\\\( 1{,}008665 \\\\mathrm{u} \\\\), noyau \\\\( 7{,}016003 \\\\mathrm{u} \\\\).",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Le défaut de masse est \\\\( [3 \\\\times 1{,}007825 + 4 \\\\times 1{,}008665] - 7{,}016003 = 0{,}042132 \\\\mathrm{u} \\\\).",
"answers": [
{
"answer_title": "0{,}042132 \\\\mathrm{u}",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "0{,}002937 \\\\mathrm{u}",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "0{,}030377 \\\\mathrm{u}",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "0{,}005230 \\\\mathrm{u}",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 9,
"question_title": "Quelle est l’énergie de liaison totale du noyau de lithium-7 \\\\( ^7_3\\\\mathrm{Li} \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’énergie de liaison totale est \\\\( 0{,}042132 \\\\times 931{,}5 = 39{,}24 \\\\mathrm{MeV} \\\\).",
"answers": [
{
"answer_title": "39{,}24 \\\\mathrm{MeV}",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "28{,}32 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "7{,}08 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "4{,}87 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 10,
"question_title": "Quelle est l’énergie de liaison par nucléon du noyau de lithium-7 \\\\( ^7_3\\\\mathrm{Li} \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’énergie de liaison par nucléon est \\\\( \\\\frac{39{,}24}{7} = 5{,}61 \\\\mathrm{MeV} \\\\).",
"answers": [
{
"answer_title": "5{,}61 \\\\mathrm{MeV}",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "7{,}08 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "28{,}32 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "2{,}74 \\\\mathrm{MeV}",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 11,
"question_title": "Quelle affirmation est correcte concernant la fission nucléaire ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La fission est la division d’un noyau lourd en deux noyaux plus légers avec libération d’énergie.",
"answers": [
{
"answer_title": "Un noyau lourd se divise en deux noyaux plus légers avec libération d’énergie.",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "Deux noyaux légers s’unissent pour former un noyau plus lourd.",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "Un électron est absorbé par le noyau.",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "Un noyau émet un neutrino sans changer de masse.",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 12,
"question_title": "Quelle affirmation est correcte concernant la fusion nucléaire ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La fusion est l’union de deux noyaux légers pour former un noyau plus lourd avec libération d’énergie.",
"answers": [
{
"answer_title": "Deux noyaux légers s’unissent pour former un noyau plus lourd avec libération d’énergie.",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "Un noyau lourd se divise en deux noyaux plus légers.",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "Un neutron est émis sans changement de masse.",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "Un noyau perd un électron.",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 13,
"question_title": "Quelle est la formule correcte pour calculer l’énergie de liaison d’un noyau ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La formule correcte est \\\\( E_{\\\\text{liaison}} = \\\\Delta m \\\\times c^2 \\\\).",
"answers": [
{
"answer_title": "\\\\( E_{\\\\text{liaison}} = \\\\Delta m \\\\times c^2 \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( E_{\\\\text{liaison}} = \\\\Delta m / c^2 \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( E_{\\\\text{liaison}} = c^2 / \\\\Delta m \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( E_{\\\\text{liaison}} = \\\\Delta m + c^2 \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 14,
"question_title": "Lors d’une transformation nucléaire, une énergie positive \\\\( Q \\\\) signifie que :",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Une énergie positive signifie que la réaction libère de l’énergie.",
"answers": [
{
"answer_title": "La réaction libère de l’énergie.",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "La réaction absorbe de l’énergie.",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "La masse finale est supérieure à la masse initiale.",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "Il n’y a pas de changement d’énergie.",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 15,
"question_title": "Quelle grandeur physique mesure la cohésion d’un noyau atomique ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’énergie de liaison mesure la cohésion d’un noyau atomique.",
"answers": [
{
"answer_title": "L’énergie de liaison",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "La masse atomique",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "La charge électrique",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "La vitesse de la lumière",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 16,
"question_title": "Quelle est la valeur de la vitesse de la lumière utilisée dans les calculs d’énergie nucléaire ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La vitesse de la lumière utilisée est \\\\( 3{,}00 \\\\times 10^8 \\\\mathrm{m/s} \\\\).",
"answers": [
{
"answer_title": "3{,}00 \\\\times 10^8 \\\\mathrm{m/s}",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "1{,}60 \\\\times 10^{-19} \\\\mathrm{m/s}",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "9{,}31 \\\\times 10^6 \\\\mathrm{m/s}",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "2{,}99 \\\\times 10^7 \\\\mathrm{m/s}",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 17,
"question_title": "Dans une réaction nucléaire, que doit-on toujours vérifier pour les masses utilisées ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Il faut toujours vérifier que les masses sont exprimées dans la même unité.",
"answers": [
{
"answer_title": "Qu’elles sont exprimées dans la même unité (\\\\( \\\\mathrm{u} \\\\) ou \\\\( \\\\mathrm{kg} \\\\)).",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "Qu’elles sont toutes en grammes.",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "Qu’elles sont toutes en joules.",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "Qu’elles sont toutes en mètres.",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 18,
"question_title": "Quelle est la principale force qui maintient les nucléons ensemble dans le noyau ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La force nucléaire forte maintient les nucléons ensemble dans le noyau.",
"answers": [
{
"answer_title": "La force nucléaire forte",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "La force électromagnétique",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "La force gravitationnelle",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "La force faible",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 19,
"question_title": "Lors d’une réaction nucléaire, quelle loi doit être respectée ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Il faut respecter la conservation du nombre de nucléons et de la charge (loi de Soddy).",
"answers": [
{
"answer_title": "La conservation du nombre de nucléons et de la charge",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "La conservation de la température",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "La conservation du volume",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "La conservation de la pression",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 20,
"question_title": "Quelle est la différence principale entre énergie de liaison et énergie libérée lors d’une réaction nucléaire ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’énergie de liaison concerne un noyau, l’énergie libérée concerne la transformation nucléaire.",
"answers": [
{
"answer_title": "L’énergie de liaison concerne un noyau, l’énergie libérée concerne la transformation.",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "Les deux sont identiques.",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "L’énergie de liaison concerne les électrons.",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "L’énergie libérée concerne un seul nucléon.",
"is_correct": false,
"answer_order": 4
}
]
}
]
}