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<h2 class="wp-block-heading"><strong>Introduction</strong></h2>
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<p>Good day viewers, and welcome to today’s Physics class. In this lesson, we’ll be looking at <strong>GCE Physics past questions</strong> focused on <strong>nuclear physics, fusion, fission, and radioactivity</strong>.</p>
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<p>These are highly examinable areas in GCE Physics, and understanding them deeply will help you secure higher marks. Let’s dive into some practice questions.</p>
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https://youtu.be/mSRTMS3ibAU?si=Kr-9XaLbmPG0sR0o
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<h2 class="wp-block-heading" id="h-question-1-nuclear-fusion-vs-fission"><strong>Question 1 – Nuclear Fusion vs. Fission</strong></h2>
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<p>Which of the following is <strong>an advantage of nuclear fusion over nuclear fission</strong>?</p>
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<p>A. Fusion produces abundant long-lived radioactive waste<br>B. Fusion produces less radioactive waste and it is short-lived<br>C. Fusion fuel is very scarce<br>D. Fusion releases less energy than fission</p>
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<p> <strong>Answer:</strong> B. Fusion produces less radioactive waste and it is short-lived</p>
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<h2 class="wp-block-heading" id="h-question-2-nuclear-fuel"><strong>Question 2 – Nuclear Fuel</strong></h2>
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<p>Which of the following is a common fuel used for nuclear fusion?</p>
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<p>A. Uranium-235<br>B. Plutonium-239<br>C. Deuterium<br>D. Thorium</p>
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<p> <strong>Answer:</strong> C. Deuterium</p>
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<h2 class="wp-block-heading" id="h-question-3-detection-of-radioactivity"><strong>Question 3 – Detection of Radioactivity</strong></h2>
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<p>Which instrument is used for detecting radioactive emissions?</p>
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<p>A. Thermometer<br>B. Geiger-Müller counter<br>C. Barometer<br>D. Hygrometer</p>
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<p> <strong>Answer:</strong> B. Geiger-Müller counter</p>
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<h2 class="wp-block-heading" id="h-question-4-half-life"><strong>Question 4 – Half-Life</strong></h2>
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<p>The half-life of a radioactive isotope is <strong>10 minutes</strong>. If its initial count rate is <strong>800 counts per minute</strong>, what will it be after 30 minutes?</p>
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<p>A. 100<br>B. 200<br>C. 400<br>D. 800</p>
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<p><strong>Answer:</strong> A. 100</p>
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<h2 class="wp-block-heading" id="h-question-5-nuclear-equation"><strong>Question 5 – Nuclear Equation</strong></h2>
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<p>Which of the following represents a nuclear fission process?</p>
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<p> <strong>Answer:</strong> B. Uranium-235 fission reaction</p>
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<h2 class="wp-block-heading" id="h-question-6-radiation-types"><strong>Question 6 – Radiation Types</strong></h2>
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<p>Which of the following is the most penetrating type of radiation?</p>
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<p>A. Alpha<br>B. Beta<br>C. Gamma<br>D. X-rays</p>
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<p><strong>Answer:</strong> C. Gamma</p>
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<h2 class="wp-block-heading" id="h-question-7-application-of-radioactivity"><strong>Question 7 – Application of Radioactivity</strong></h2>
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<p>Radioactive isotopes are used in medicine for:</p>
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<p>A. Food preservation<br>B. Measuring atmospheric pressure<br>C. Treating cancer<br>D. Distilling water</p>
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<p> <strong>Answer:</strong> C. Treating cancer</p>
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<h2 class="wp-block-heading" id="h-question-8-mass-energy-relationship"><strong>Question 8 – Mass-Energy Relationship</strong></h2>
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<p>The equation E=mc2E = mc^2E=mc2 was proposed by:</p>
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<p>A. Isaac Newton<br>B. Albert Einstein<br>C. Ernest Rutherford<br>D. Niels Bohr</p>
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<p> <strong>Answer:</strong> B. Albert Einstein</p>
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<h2 class="wp-block-heading" id="h-question-9-safety-in-nuclear-plants"><strong>Question 9 – Safety in Nuclear Plants</strong></h2>
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<p>Which of the following materials is commonly used to control the rate of reaction in a nuclear reactor?</p>
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<p>A. Graphite<br>B. Lead<br>C. Boron rods<br>D. Iron</p>
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<p><strong>Answer:</strong> C. Boron rods</p>
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<h2 class="wp-block-heading"><strong>Question 10 – Radiation and Health</strong></h2>
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<p>Which of the following is <strong>not</strong> an effect of excessive exposure to radiation?</p>
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<p>A. Cancer<br>B. Genetic mutation<br>C. Skin burns<br>D. Increased immunity</p>
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<p> <strong>Answer:</strong> D. Increased immunity</p>
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<p>Watch the full tutorial here:<strong><a href="https://youtu.be/mSRTMS3ibAU?si=Ya42MCx7fLJj1rE8"> <mark style="background-color:rgba(0, 0, 0, 0);color:#e71313" class="has-inline-color">FULL TUTORIAL</mark> </a></strong></p>
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<h2 class="wp-block-heading"><strong>Conclusion</strong></h2>
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<p>Nuclear physics and radioactivity remain core topics in GCE Physics. To excel, you must:</p>
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<ul class="wp-block-list"><!-- wp:list-item -->
<li>Understand differences between <strong>fusion and fission</strong></li>
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<li>Learn methods of <strong>radioactivity detection</strong></li>
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<li>Master calculations on <strong>half-life and decay</strong></li>
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<li>Revise applications of <strong>radioactive isotopes</strong> in medicine, industry, and agriculture</li>
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<li>Consistent practice of past questions will sharpen your accuracy and give you confidence in your GCE Physics exam.</li>
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<p><strong>Related Videos:</strong></p>
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<ol class="wp-block-list"><!-- wp:list-item -->
<li><a href="https://allcbts.com/physics-past-questions-on-light-waves-and-optics/">Physics Past Questions on Light Waves and Optics.</a></li>
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<li><a href="https://allcbts.com/physics-waec-past-questions-2/">Physics WAEC Past Questions.</a></li>
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<li><a href="https://allcbts.com/jupeb-physics-past-questions/">JUPEB Physics Past Questions.</a></li>
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<li><a href="https://allcbts.com/nabteb-physics-past-questions/">NABTEB Physics Past Questions.</a></li>
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<li><a href="https://allcbts.com/igcse-physics-past-questions/">IGCSE Physics Past Questions.</a></li>
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<h2 class="wp-block-heading" id="h-keywords"><strong> Keywords</strong></h2>
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<ul class="wp-block-list"><!-- wp:list-item -->
<li>GCE Physics past questions and answers</li>
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<li>GCE Physics nuclear physics questions</li>
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<li>Radioactivity solved exam questions</li>
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<li>Nuclear fusion and fission GCE questions</li>
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<li>Half-life exam questions with solutions</li>
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<li>GCE Physics multiple choice practice</li>
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<p></p>
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